Male Welsh Baby Names

AERON:

Welsh unisex form of Celtic Agrona, the name a goddess of war and death who was portrayed as a masculine figure in Welsh mythology, meaning “carnage, slaughter.”

AFON:

Modern Welsh unisex name meaning “river.” Compare with another form of Afon.

ALED:

Welsh name meaning “offspring.”

ALUN:

Welsh form of Celtic Alan, possibly meaning “little rock.”

ANARAWD:

Unisex form of Welsh Angharad, meaning “undisgraced, free of shame.”

ANDRAS:

Welsh form of Greek Andreas, meaning “man; warrior.”

ANEIRIN:

Late variant spelling of Welsh Neirin, possibly derived from a word related to Irish Gaelic nár, meaning “modest, noble.”

ANEURIN:

Variant spelling of Welsh Aneirin, meaning “modest, noble.”

ARAWN:

Welsh myth name of the Lord of Annwn (“un-world; under-world”), possibly meaning “unrestrained wildness.”

ARTHFAEL:

Welsh form of Old Breton Arthmael, meaning “bear chief” or “warrior prince.”

ARVEL:

Welsh name meaning “wept over.”

ARWEL:

Welsh name meaning “prominent.”

AWSTIN:

Welsh form of Latin Augustinus, meaning “venerable.”

BEDWYR:

Welsh name, possibly derived from proto-Celtic *bod(o)-wid-r, meaning “grave-knower,” inferring that he was “the one who knows (Arthur’s) grave.”

BEL:

Welsh myth name of an ancestor deity, meaning “shining.” The name was derived from the same root (bel) as Celtic Belenus, but Bel’s character and attributes are said to be much different.

BELI:

Variant spelling of Welsh Bel, meaning “shining.”

BERWYN:

Welsh name composed of the Celtic elements bàrr “head, top,” and (g)wyn “fair, white,” hence “fair-headed.”

BRAITH:

Welsh unisex name derived from the word brith, meaning “diversely-colored,” especially black and white or red and white.

BRAN:

Welsh name meaning “crow” or “raven.” In mythology, this is the name of a giant king of Britain known as Bran the Blessed, who was killed attacking Ireland. Compare with other forms of Bran.

BRENIN:

Welsh form of Celtic Brennus, meaning “king.”

BRENIN LLWYD:

Welsh myth name of a being believed to inhabit the mountains of Snowdonia, composed of the names Brenin “king” and Llwyd “gray-haired,” hence “grey-haired king.”

BRIN:

Variant spelling of Welsh unisex Bryn, meaning “hill.”

BRODERICK:

Welsh surname transferred to forename use, from an Anglicized form of the personal name Rhydderch, meaning “reddish-brown.”

BRYCHAN:

Welsh myth name of the father of Eleri, derived from the word brych, meaning “pied, spotted, speckled.”

BRYN:

Welsh unisex name meaning “hill.”

BRYNMOR:

Welsh name meaning “great hill.”

BRYNN:

Variant spelling of Welsh unisex Bryn, meaning “hill.”

CADELL:

Old Irish and Welsh name composed of cad “battle” and the diminutive suffix -ell, hence “little battle.”

CADEYRN:

Welsh legend name of the second son of Guorthigern (English Vortigern), composed of the elements cad “battle” and teyrn “lord, king,” hence “battle lord.”

CADFAEL:

Welsh name composed of the elements cad “battle” and fael/mail “prince,” hence “battle prince.”

CADFAN:

Welsh name composed of the elements cad “battle” and fan(g) “raven,” hence “battle raven.”

CADOC:

Welsh name derived from the word cad, meaning “battle.”

CADOMEDD:

Welsh name meaning “battle-shirker.”

CADWALADER:

Welsh name composed of the elements cad “battle” and gwaladr “leader,” hence “battle leader.”

CADWALLADER:

Variant spelling of Welsh Cadwalader, meaning “battle leader.”

CADWGAWN:

Welsh myth name mentioned in the Mabinogion, composed of the elements cad “battle” and gwogawn “honor, glory,” hence “battle glory.”

CAERWYN:

Variant spelling of Welsh Carwyn, meaning “fair love.”

CAI:

Welsh name, possibly derived from Latin Caius, meaning “lord.” In Arthurian legend, this was the name of a Knight of the Round Table. Compare with another form of Cai.

CARADAWC:

Variant spelling of Welsh Caradawg, meaning “dearly loved.”

CARADAWG:

Medieval form of Welsh Caradoc, derived from the root car “love,” meaning “dearly loved.”

CARADOC:

Variant spelling of Welsh Caradog, meaning “dearly loved.” In Arthurian legend, this is the name of a Knight of the Round Table.

CARADOG:

A derivative of ancient Welsh Caradawg, meaning “dearly loved.”

CARWYN:

Modern Welsh name composed of the elements cār “love” and (g)wyn “fair, holy, pure, white,” hence “fair love.”

CATMAIL:

Welsh name meaning “battle prince.” Other forms of the name include Cadoc and Cadfael.

CATTEGIRN:

Welsh form of Celtic Cadeyrn, meaning “battle lord.” In Arthurian legend, this is the name of a son of Vortigern.

CEFIN:

Welsh form of Irish Gaelic Caémgen, meaning “little comely one.”

CELYDDON:

Welsh name meaning “wood-dweller.” In mythology, this is the name of the father of Culhwch.

CELYN:

Welsh name meaning “holly.”

CERI:

Welsh unisex name meaning “to love.”

CLEDWYN:

Welsh name composed of the elements caled “hard, rough” and (g)wyn “fair, holy, white,” hence “hardy and fair.”

CULHWCH:

Welsh Arthurian legend name of a cousin of King Arthur and hero of the story Culhwch and Olwen, composed of the elements cul “something narrow and straight” and hwch “pig, sow,” hence “pig’s run.”

CYNDDELW:

Old Welsh name, probably of Celtic origin, meaning “exalted effigy.”

CYNWRIG:

Old Welsh name meaning “high hill.”

CYSTENIAN:

Welsh form of Latin Constantine, meaning “steadfast.”

DAFYDD:

Modern form of Welsh Dewydd, meaning “beloved.”

DAI:

Pet form of Welsh Dafydd, meaning “beloved.” Compare with other forms of Dai.

DEINIOL:

Welsh form of Hebrew Daniyel, meaning “God is my judge.”

DELWYN:

Welsh unisex name composed of the elements del “pretty” and (g)wyn “fair, holy, white,” hence “pretty and fair.”

DEROG:

Welsh form of Latin Ferox, meaning “the arrogant one” or “the obstinate one.”

DEWI:

Contracted form of Welsh Dewydd, meaning “beloved.”

DEWYDD:

Welsh form of Hebrew David, meaning “beloved.”

DILLON:

English form of Welsh Dylan, meaning “great sea.”

DILWYN:

Welsh name composed of the elements dilys “genuine, steadfast, true” and (g)wyn “blessed, fair, holy, white,” hence “truly blessed.”

DRYSTAN:

Welsh Arthurian legend name of a Knight of the Round Table best remembered as the lover of Esyllt (French: Tristan and Iseult). But the earliest texts hint at a character who was far more than just a lover.

DYFED:

Probably another form of Welsh Dewydd (Hebrew David), meaning “beloved.” Also spelled Dafydd.

DYL:

Short form of Welsh Dylan, meaning “great sea.”

DYLAN:

Welsh name composed of the elements dy “great” and llanw “sea,” hence “great sea.” In mythology, this is the name of a sea god, son of Aranrhod, and twin brother to Lleu Llaw Gyffes.

EILIAN:

Welsh unisex name probably derived from the word eilio, meaning “second, a moment in time.” This was the name of a saint who is said to have performed miraculous cures and after whom the place Ffynnon Eilian (St. Elian’s well) was named.

EINION:

Welsh name probably derived from the word einion, meaning “anvil.”

ELIAN:

Variant spelling of Welsh unisex Eilian, probably meaning “second, a moment in time.”

ELIDYR:

Welsh name meaning “brass, bronze.”

ELIS:

Welsh form of Greek Elias, meaning “the Lord is my God.”

ELISUD:

Welsh name derived from the word elus, meaning “kind.”

ELYAN:

Perhaps a masculine form of Welsh unisex Eilian, meaning “second, a moment in time.” In Arthurian legend, this is the name of a Knight of the Round Table. He was the illegitimate son of Sir Bors, and cousin to Lancelot.

EMLYN:

Welsh unisex form of German Emmeline, meaning “work.”

EMRYS:

Welsh form of Latin Ambrosius, meaning “immortal.”

EMYR:

Welsh name meaning “king.”

ENFYS:

Welsh unisex name meaning “rainbow.”

ERCWLFF:

Welsh form of Latin Hercules, meaning “glory of Hera.”

EUGEIN:

Old Welsh form of Greek Eugenios, meaning “well born.”

EUGUEIN:

Old Welsh form of Greek Eugenios, meaning “well born.”

EURIG:

Welsh name derived from the element aur, meaning “gold.”

EWEIN:

Welsh form of French Yvain, meaning “well born.”

FLOYD:

Variant form of Welsh Lloyd, meaning “gray-haired.”

FOLANT:

Welsh form of Latin Valentinus, meaning “healthy, strong.”

GARETH:

Perhaps a backformation of Welsh Geraint arrived at via Celtic Gahareet, meaning “old.” In Arthurian legend, this is the name of a Knight of the Round Table, the son of Lot and Morgause, therefore Arthur’s nephew. A very popular name in Wales.

GARRETH:

Variant spelling of Welsh Gareth, possibly meaning “old.”

GARTH:

Contracted form of Welsh Gareth, possibly meaning “old.” Compare with another form of Garth.

GERAINT:

Welsh name of Latin origin, meaning “old.” In Arthurian legend, this is the name of a valiant Knight and king of Dumnonia where King Arthur is said to have been a member of the Royal house.

GERALLT:

Welsh form of Latin Geraldus, meaning “spear ruler.”

GETHEN:

Variant spelling of Welsh Gethin, meaning “dark, swarthy.”

GETHIN:

Welsh name derived from the Celtic byname Cethin, meaning “dark, swarthy.”

GLAW:

Welsh unisex name meaning “rain.”

GLYN:

Welsh name derived from the word glyn, meaning “valley.”

GLYNDWR:

Welsh byname transferred to forename use, composed of the elements glyn “valley” and dwr “water,” hence “valley water.”

GLYNN:

Variant spelling of Welsh Glyn, meaning “valley.”

GOFANNON:

Welsh form of Irish Goibniu, meaning “smith.” In mythology, this is the name of a smith god, the son of Dôn.

GORLASSAR:

Old Welsh epithet belonging to Uther Pendragon, possibly meaning “above the blue” or “higher than the sky.”

GORONWY:

Welsh name of unknown etymology. In mythology, this is the name of the lover of Blodeuwedd.

GOVANNON:

Variant spelling of Welsh Gofannon, meaning “smith.” In mythology, this is the name of a smith god, the son of Dôn.

GRIFFIN:

Variant spelling of Welsh Gruffin, meaning “(?) chief/lord.” Compare with other forms of Griffin.

GRIGOR:

Welsh form of Latin Gregorius, meaning “watchful; vigilant.”

GRIPIUD:

Variant spelling of Welsh Grippiud, meaning “(?) chief/lord.”

GRIPPIUD:

Old Welsh name composed of the elements grip (unknown meaning) and iud “chief, lord,” hence ” chief/lord.”

GRONW:

Variant spelling of Welsh Goronwy. Meaning unknown.

GRUFFIN:

Welsh name derived from Latin Gruffinus, meaning ” chief/lord.”

GRUFFUD:

Variant spelling of Welsh Gruffudd, meaning ” chief/lord.”

GRUFFUDD:

Derived from Welsh Grippiud, meaning ” chief/lord.”

GRUFFYDD:

Variant spelling of Welsh Gruffudd, meaning “(?) chief/lord.”

GRWN:

Welsh name meaning “ridge.”

GUORTHIGERN:

Old Welsh name composed of the elements gor “over” and tigern “king, lord,” hence “high lord” or “overlord.”

GUORTHIGIRN:

Variant spelling of Old Welsh Guorthigern, meaning “high lord” or “overlord.”

GUTO:

Pet form of Welsh Gruffudd, meaning ” chief/lord.”

GWALCHGWYN:

Old Welsh name composed of the elements gwalch “hawk” and gwyn “white,” hence “white hawk.” This is one of two names from which Arthurian Gawain may have been derived; the other possibility is Gwalchmei.

GWALCHMAI:

Variant spelling of Welsh Gwalchmei, meaning “May hawk.”

GWALCHMEI:

Old Welsh name composed of the elements gwalch “hawk” and Mei “May,” hence “May hawk.” This was the name of a Celtic sun god.

GWALLTAFWYN:

In Welsh Arthurian legend, this is an epithet belonging to Sir Gawain, meaning “hair like rain.”

GWALLTER:

Welsh form of Old High German Walther, meaning “ruler of the army.”

GWIL:

Short form of Welsh Gwilym, meaning “will-helmet.”

GWILIM:

Variant spelling of Welsh Gwilym, meaning “will-helmet.”

GWILLYM:

Variant spelling of Welsh Gwilym, meaning “will-helmet.”

GWILYM:

Welsh form of German Wilhelm, meaning “will-helmet.”

GWLEDIG:

Old Welsh name derived from the word gwledig, meaning “ruler.”

GWRGENAU:

Welsh name composed of the elements gwr “man, warrior” and cenau “whelp, young dog.” In heroic poetry, Gwrgenau was used as a term for a “ferocious warrior.”

GWRI:

Welsh myth name of Teyrnon’s adopted son, “Gwri of the golden hair,” who grew to full adulthood in seven years, meaning “bloom.”

GWRTHEYRN:

Middle Welsh form of Old Welsh Guorthigern, meaning “high lord” or “overlord.”

GWYN:

Welsh unisex name meaning “fair, holy, white.” In mythology this is a masculine name. In Welsh mythology, it is the name of the ruler of the underworld (Annwn) where he escorted the souls of the dead.

GWYNEDD:

Modern Welsh unisex name derived from the name of the medieval Kingdom of Gwynedd, meaning “happiness.”

GWYNFOR:

Welsh name composed of the elements gwyn “fair, holy, white” and mawr “great, large,” hence “very fair” or “very holy.”

GWYNN:

Variant spelling of Welsh unisex Gwyn, meaning “fair, holy, white.”

GWYTHYR:

Welsh form of Roman Latin Victor, meaning “conqueror.”

HADYN:

Welsh form of Gaelic Áedán, meaning “little fire.”

HALWN:

Welsh Arthurian legend name meaning “salt.” In Culhwch and Olwen, this is the name of the father of Huarwar, noted for having asked King Arthur so great a boon that once granted it brought about a plague.

HALWYN:

Variant spelling of Welsh Halwn, meaning “salt.”

HARRI:

Welsh form of Latin Henricus, meaning “home-ruler.” Compare with other forms of Harri.

HAUL:

Welsh name meaning “sun.”

HEDDWYN:

Modern Welsh name composed of the elements hedd “peace” and (g)wyn “fair, holy, white,” hence “holy peace.”

HEFEYDD:

Welsh name of uncertain etymology, possibly from haf, meaning “summer.” In Celtic mythology, this is the name of the father of Rhiannon.

HEFIN:

Welsh name derived from the word haf, meaning “summer.”

HEILYN:

Welsh name meaning “winebearer.” In mythology, this is the name of the son of Gwyn and survivor of Bran and Matholwch’s war.

HELYAN:

Variant spelling of Welsh Elyan, possibly meaning “second, a moment in time.”

HENBEDDESTYR:

Welsh name meaning “old pedestrian.”

HENWAS:

Welsh name meaning “old servant.”

HEULOG:

Welsh unisex name meaning “sunny.”

HENWYNEB:

Welsh name meaning “old face.”

HOPCYN:

Welsh form of English Hopkin, meaning “son of Hob.”

HUARWAR:

Welsh Arthurian legend name meaning “the hungry.” In Culhwch and Olwen, this is the name of a son of Halwn who was called one of the three plagues of Cornwall.

HUARWOR:

Variant spelling of Welsh Huarwar, meaning “the hungry.”

HUW:

Welsh form of French Hugues, meaning “heart,” “mind,” or “spirit.”

HYWEL:

Old Welsh byname transferred to forename use, meaning “eminent, conspicuous.”

IAGO:

Spanish and Welsh form of Latin Iacobus, meaning “supplanter.”

IANTO:

Pet form of Welsh Iefan, meaning “God is gracious.”

IAU:

Welsh form of Greek Zeus, meaning “god.”

IDRIS:

Welsh name composed of the elements iud “lord, master” and ris “ardent, impulsive,” hence “ardent master.”

IDWAL:

Welsh name composed of the elements iud “lord, master” and (g)wal “rampart, wall,” hence “master rampart.”

IEFAN:

Later form of Welsh Ieuan, meaning “God is gracious.”

IESTYN:

Welsh form of Latin Justinus, meaning “fair, just.”

IEUAN:

Welsh form of Latin Iovannis, meaning “God is gracious.”

IFAN:

Variant spelling of Welsh Iefan, meaning “God is gracious.”

IFOR:

Welsh form of Old Norse Ívarr, meaning “bow warrior.”

ILAR:

Welsh form of Latin Hilarius, meaning “joyful, happy.”

ILLTUD:

Welsh name composed of the elements il/el “multitude” and tud “land, people,” hence “multitude of people.”

ILLTYD:

Modern spelling of Welsh Illtud, meaning “multitude of people.”

IOAN:

Variant spelling of Welsh Ieuan, meaning “God is gracious.” This form of the name was used for the Welsh Authorized Version of the Bible. Compare with another form of Ioan.

IOLO:

Pet form of Welsh Iorwerth, meaning “handsome lord.”

IOLYN:

Pet form of Welsh Iorwerth, meaning “handsome lord.”

IORWERTH:

Welsh name composed of the elements iōr “lord” and berth “handsome,” hence “handsome lord.” In mythology, this is the name of the son of Maredudd.

ISLWYN:

Welsh name derived from the name of a mountain, composed of the elements is “below” and llwyn “grove,” hence “below the grove.”

ITHEL:

Welsh form of Breton Iudhael, meaning “generous lord.”

IWAN:

Welsh form of Hebrew Yohanan, meaning “God is gracious.” Compare with another form of Iwan.

KAI:

Variant spelling of Welsh Cai, meaning “lord.” In Arthurian legend, this was the name of a Knight of the Round Table.

LLEU:

Welsh form of Irish Lugh, meaning “oath.” In Welsh mythology, this is the name of a son of Aranrhod, and twin brother to Dylan.

LLEW:

Short form of Welsh Llewelyn, meaning “oath of Belenus.”
Welsh name meaning “lion.”

LLEWELLYN:

Variant spelling of Welsh Llewelyn, meaning “oath of Belenus.”

LLEWELYN:

Variant spelling of Welsh Llywelyn, meaning “oath of Belenus.”

LLOYD:

Welsh surname transferred to forename use, derived from Celtic Llwyd, meaning “gray-haired.”

LLŶR:

Welsh name meaning “the sea.” In mythology, this is the name of a god of the sea. Identified with Irish Lir.

LLYWELLYN:

Variant spelling of Welsh Llywelyn, meaning “oath of Belenus.”

LLYWELYN:

Late Welsh form of the ancient Celtic name Lugobelinos, meaning “oath of Belenus.”

LOGRES:

A derivative of Welsh Lloegr, meaning “England.”

LOYD:

Variant spelling of Welsh Lloyd, meaning “gray-haired.”

MABON:

Welsh name meaning “divine son.” In Celtic Arthurian legend, this is the name of the son of Modron (“divine mother”). He was a hunter god who was stolen by Annwn from his mother three days after his birth.

MACSEN:

Welsh form of Latin Maxim, meaning “the greatest rival.”

MADOC:

Variant spelling of Welsh Madog, meaning “little fortunate one” or “little good one.”

MADOG:

Welsh name derived from a diminutive form of the word mad “fortunate, good,” hence “little fortunate one” or “little good one.”

MALDWYN:

Welsh form of Old High German Baldawin, meaning “brave friend.”

MARCH:

Welsh name probably derived from the word march, meaning “horse.” In Arthurian legend, this is the name of the king of Kernow (Cornwall) to whom Isolde was brought as a bride by Tristan.

MAREDUDD:

Welsh myth name of the father of Iorwerth, probably meaning “sea day” or “sea sun.”

MAWRTH:

Welsh form of Roman Mars, meaning “of the sea.”

MAXEN:

Welsh form of Latin Maxim, meaning “the greatest rival.”

MEICAL:

Welsh form of Hebrew Miyka’el (English Michael), meaning “who is like God?”

MEIRION:

Welsh form of Roman Latin Marianus, meaning “like Marius.”

MERCHER:

Welsh form of Roman Mercury, a name related to the word merx from which we get the words “mercantile,” “merchandise,” “mercenary,” and even “mercy.”

MEREDYDD:

Variant spelling of Welsh Maredudd, probably meaning “sea day” or “sea sun.”

MERFYN:

Old Welsh name composed of the elements mer “marrow” and myn “eminent,” hence “marrow-eminent.”

MERRION:

Variant spelling of Welsh Meirion, meaning “like Marius.”

MEURIC:

Welsh form of Roman Latin Maurice, meaning “dark-skinned; Moor.”

MEURIG:

Variant spelling of Welsh Meuric, meaning “dark-skinned; Moor.”

MIHANGEL:

Welsh form of Italian Michelangelo, a compound name meaning both “who is like God?” and “angel, messenger.”

MOESEN:

Welsh form of Hebrew Moshe and Greek Mouses, meaning “drawn out.”

MORGAN:

Welsh name, derived from ancient Celtic Morcant, probably meaning “sea circle.” In use by the English as a unisex name.

MOSTYN:

Welsh name derived from the name of a place in Clwyd on the Dee estuary, composed of the Old English elements mos “moss” and tun “enclosure, settlement,” hence “moss settlement.”

MYRDDIN:

Welsh legend name of the magician who guided the destiny of King Arthur, derived from Celtic Mori-dunum, meaning “sea fort.” Mori-dunum was a place in Wales later called Carmarthen. Because of its close resemblance to the French word merde, meaning “excrement,” the name was changed from Myrddin to Merlin.

NEIFION:

Welsh form of Latin Neptune, probably meaning “moist, wet.”

NEIRIN:

Older form of Welsh Aneirin, possibly derived from a word related to Irish Gaelic nár, meaning “modest, noble.” Neirin ap Dwywei was the name of the Welsh poet who wrote the Book of Aneirin and Y Gododdin.

NUDD:

Welsh form of Irish Nuada, possibly meaning “fog.”

NYE:

Pet form of Welsh Aneirin, meaning “modest, noble.”

OFYDD:

Welsh form of Roman Latin Ovid, meaning “sheep herder.”

OSWALLT:

Welsh form of English Oswald, meaning “divine power” or “divine ruler.”

OUEN:

Variant form of Welsh Owen, possibly meaning “born of yew.”

OWAIN:

Welsh Arthurian legend name of a Knight of the Round Table, derived from Latin Eugenius, meaning “born of yew.”

OWEIN:

Variant spelling of Welsh Owain, meaning “born of yew.”

OWEN:

Modern Welsh form of Old Welsh Owain, meaning “born of yew.” Compare with another form of Owen.

OWIN:

Variant spelling of Welsh Owen, meaning “born of yew.”

OWYN:

Variant spelling of Welsh Owen, meaning “born of yew.”

PADERAU:

Welsh unisex name meaning “beads; rosary.”

PADRIG:

Breton and Welsh form of Irish Gaelic Pádraig, meaning “patrician; of noble descent.”

PARRY:

Welsh surname transferred to forename use, from an Anglicized form of ap Harry, meaning “son of Harry.” Compare with another form of Parry.

PEDR:

Welsh form of Greek Petros, meaning “rock, stone.”

PENLLYN:

Welsh name meaning “from the headland of the lake.”

PRYCE:

Welsh surname transferred to forename use, derived from ap Rhys, meaning “son of Rhys.”

PRYDERI:

Welsh myth name the son of Pwyll and Rhiannon, meaning “care, worry.”

PWYLL:

Welsh myth name of the lord of Dyfed and father of Pryderi, meaning “sense.”

RENFREW:

Welsh name meaning “dwells near the still river.”

RHEINALLT:

Welsh form of German Reinhold, meaning “wise ruler.”

RHISIART:

Welsh form of Old Norman French Richaud, meaning “powerful ruler.”

RHOBERT:

Welsh form of German Hrodebert, meaning “bright fame.”

RHODRI:

Welsh name composed of the Celtic elements rhod “wheel” and rhi “king,” hence “wheel-king.”

RHYDDERCH:

Welsh name, originally a byname, meaning “reddish-brown.”

RHYS:

Later form of Old Welsh Rīs, meaning “ardor, heat of passion.”

RĪS:

Old Welsh name, meaning “ardor, heat of passion.”

ROBYN:

Pet form of Welsh Rhobert, meaning “bright fame.”

ROLANT:

Welsh form of German Hrodland, meaning “famous land.”

SADWRN:

Welsh form of Roman Saturn, possibly meaning “to sow.”

SAWYL:

Welsh form of Greek Saoul, meaning “heard of God,” “his name is El,” or “name of God.”

SCILTI:

Welsh form of Irish Cailte, meaning “the thin man.” In Culhwch and Olwen, this was the name of a messenger of Arthur’s.

SEISSYLT:

Welsh name derived from Latin Sextilius, meaning “sixth.”

SELYF:

Welsh form of Greek Solomōn, meaning “peaceable.”

SIARL:

Welsh form of English/French Charles, meaning “man.”

SIEFFRE:

Welsh form of English Geoffrey, probably meaning “God’s peace.”

SIENCYN:

Welsh form of Middle English Jankin, meaning “God is gracious.”

SIÔN:

Welsh form of Old French Jean, meaning “God is gracious.”

SIÔR:

Welsh form of Greek Georgios, meaning “earth-worker, farmer.”

SIÔRS:

Welsh form of Greek Georgios, meaning “earth-worker, farmer.”

SIORUS:

Welsh form of Greek Georgios, meaning “earth-worker, farmer.”

SIORYS:

Variant spelling of Welsh Siorus, meaning “earth-worker, farmer.”

STEFFAN:

Welsh form of Latin Stephanus, meaning “crown.”

TAFFY:

Pet form of Welsh Dafydd, meaning “beloved.”

TALFRYN:

Welsh name composed of the elements tal “high, end of” and a variant of bryn “hill,” hence “high hill.”

TALIESIN:

Welsh name composed of the elements tâl “brow” and iesin “shining,” hence “shining brow.”

TEIRTU:

Welsh Mabinogian name of the inventor and possessor of the magical Harp of Teirtud (Triple Harp), probably derived from the name of the harp, meaning “triple.”

TOMOS:

Welsh form of Greek Thōmas, meaning “twin.”

TRAHAEARN:

Welsh name composed of the elements tra “very” and haearn “iron,” hence “very iron-like.”

TREFOR:

Welsh surname transferred to forename use, derived from the name of various places composed of the elements tref “settlement” and for “large,” hence “large settlement.”

TUDUR:

Later form of Welsh Tudyr, meaning “first of the people; king of nations.”

TUDYR:

Welsh name derived from Celtic Teutorix, meaning “first of the people; king of nations.”

TWEDWR:

Welsh form of Latin Theodorus, meaning “gift of God.”

TWM:

Welsh form of English Tom, meaning “twin.”

UCHDRYD:

Welsh name, possibly meaning “crossbeard.” In Welsh legend, this is the name of a son of Edwin, lord or king of Tegaingl.

URBGEN:

Old Welsh form of Celtic Orbogen, meaning “privileged birth.”

URIEN:

Middle Welsh form of Old Welsh Urbgen, meaning “privileged birth.” Urien was an actual historical king of Rheged who came to be incorporated into Arthurian legend as a Knight of the Round Table who initially opposed Arthur, but later became an ally.

UWAIN:

Variant spelling of Welsh Owain, meaning “born of yew.”

VAUGHAN:

Welsh surname transferred to forename use, derived from the personal name Vaughn, meaning “little.”

VAUGHN:

Welsh name derived from the word bychan, meaning “little.”

WMFFRE:

Welsh form of English Humphrey, meaning “giant peace.”

WMFRE:

Variant spelling of Welsh Wmffre, meaning “giant peace.”

WYN:

Welsh name derived from an old byname meaning “blessed, fair, holy, white.”

WYNFOR:

Variant spelling of Welsh Gwynfor, meaning “very fair” or “very holy.”

WYNN:

Variant spelling of Welsh Wyn, meaning “blessed, fair, holy, white.” Compare with another form of Wynn.

WYNNE:

Variant spelling of Welsh Wyn, meaning “blessed, fair, holy, white.” Compare with another form of Wynne.

YALE:

Welsh habitational surname transferred to forename use, derived from the word iâl, meaning “arable/fertile upland.”

YSBADDADEN:

Welsh Arthurian legend name of the giant father of the beautiful Olwen. He was cursed to die if his daughter ever married. He lived in a magic castle that seemed to get farther away the closer one came to it.