Medieval Welsh Submitted Names

These names were used by medieval Welsh peoples.
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Submitted names are contributed by users of this website. The accuracy of these name definitions cannot be guaranteed.
AFAN m Welsh, Medieval Welsh
The name of a river in South Wales, usually Anglicized as Avon or Avan, presumably derived from Celtic *abon- "river" (making it a cognate of Afon). It was also borne by a 6th-century Welsh saint.
ARIANWEN f Medieval Welsh, Welsh
Derived from Welsh arian "silver" and gwen "white; fair; blessed". According to legend, Arianwen verch Brychan was the daughter of Brychan Brycheiniog and later went on to become a saint herself.
BLEDRI m Medieval Welsh
Derived from Welsh blaidd "wolf" and rhi "ruler".
BLETHYN m Medieval Welsh
Medieval variant of Bleddyn.
BRANNOCK m Medieval Welsh (Anglicized, ?), Medieval English (?)
The name of the titular saint of the village of Braunton in Devon, England. Saint Brannock (or Brannoc) is said to have originated from South Wales and established a monastery at Braunton in the 6th century... [more]
BRIAMAIL m Medieval Welsh, Brythonic
Old Welsh form of the Brythonic name *Brigomaglos, which was composed of the Proto-Celtic elements *brigos, *brigā meaning "might, power" and *maglos "chief, noble".
CADWAL m Medieval Welsh, Breton (Rare)
From Old Welsh cad "battle" and gwal "leader". This occurs in Shakespeare's play 'Cymbeline' (1609) as the name of Arviragus while in hiding in Wales.... [more]
CADWALLADER m Medieval Welsh (Anglicized), Welsh (Anglicized)
Anglicized form of Cadwaladr. This spelling occurs in Shakespeare's 'Henry V'.... [more]
CADWALLON m Medieval Welsh
From Old Welsh cad "battle" and gwallon "ruler". (Cf. Cadwal, Cadwaladr.)
CALLWEN f Medieval Welsh
Derived from call meaning "wise, sensible" and gwen meaning "white, fair, blessed", or cellan meaning "little cell".
COLLEN m Medieval Welsh
Directly taken from Welsh collen "hazel".
CRISLY f Medieval Welsh
Derivative of Christina recorded in medieval Wales.
CRISTIN f Medieval Welsh
Medieval Welsh form of Christina.
CYNFRAN m Medieval Welsh
Derived from Welsh cyn "chief" and bran "crow, raven". This was the name of an obscure 5th-century Welsh saint. He was one of the sons of Saint Brychan.
DILLENA f Medieval Welsh
Of uncertain origin and meaning. Current theories include a Latinization of Dulon and a derivation from the " Medieval Welsh word dillyn meaning, as an adjective, "beautiful, fine, neat, chaste", and as a noun, "a thing of beauty or elegance, ornament, precious thing, dear one, darling"".
DUMNAGUAL m Medieval Welsh, Brythonic
Old Welsh cognate of Gaelic Domhnall, derived from a Celtic name composed of the elements *dubnos meaning "world" and *‎walos "prince, chief".
DYDDGU f Medieval Welsh
Derived from the Welsh elements dydd "day" and cu "beloved, dear". This name was used by the 14th-century lyric poet Dafydd ap Gwilym for the subject of nine of his love poems, an unattainable, aristocratic, dark-haired woman whose character contrasts that of his other love, the blonde Morfudd.
ENITH f Medieval Welsh
Of uncertain origin and meaning. Current theories include a variant of Geneth as well as a variant of Enid.
EUDDOGWY m Medieval Welsh
Euddogwy is the name of a 6th century male Welsh saint. His name is sometimes Latinized as Oudoceus.
EURON m Medieval Welsh (Anglicized)
Form Welsh Eur meaning "gold", from Latin Aur meaning "gold".
GENERYS f Medieval Welsh
Old Welsh name of uncertain meaning, perhaps from Middle Welsh gen "family" or geneth "girl" and ner "chief, hero". It was borne by one of the lovers of the 12th-century Welsh poet Hywel ab Owain.
GWEIRCA f Medieval Welsh
Of uncertain origin and meaning; some sources assume that the name might actually have been Gwerica.... [more]
GWEIRFUL f Medieval Welsh
Old Welsh name of uncertain meaning, possibly derived from the Welsh elements gwair "turn, bend, circle" (older form gweir) and mul "modest, shy".
GWENHWYVACH f Medieval Welsh
Middle Welsh form of Gwenhwyfach.
GWENLLIANA f Medieval Welsh
Medieval Latinization of Gwenllian.
GWENLLWYFO f Medieval Welsh
From Welsh gwen (the feminine form of gwyn) meaning "white, fair, blessed" and llwyf meaning "elm".
GWENTHLIAN f Medieval Welsh
Either a variant or a semi-Anglicization of Gwenllian.
GWENWYNWYN m Medieval Welsh
Famous bearer is Gwenwynwyn ab Owain Cyfeiliog, the last major ruler of mid Wales before the completion of the Norman English invasion.
GWERFUL f Medieval Welsh
Form of Gweirful. This was the name of two Welsh poets in the 15th century.
GWRGENAU m Medieval Welsh
From Welsh gwor- "over" (intensifying prefix) and cenau "cub, whelp".
HUNYDD f Medieval Welsh
Old Welsh name of uncertain derivation, possibly from Welsh hun "sleep" or huan "sun". It was the name of a sweetheart of the 12th-century poet and soldier Hywel ap Owain.
IWERYDD f Medieval Welsh, Welsh Mythology
Derived from Welsh Y Werydd meaning "the ocean". In Welsh mythology she was a wife of the sea-god Llyr and the mother of Brân the Blessed.
KARIE f English, Medieval Welsh (Anglicized)
Early Anglicization of Ceri.
KATERINE f Medieval English, Medieval Welsh, Swedish (Rare), Norwegian (Rare)
Variant of Katerina as well as a Scandinavian spelling of French Catherine.
LEUKE f Medieval Welsh (Anglicized)
Early Anglicization of Lleucu.
LLEISION m Medieval Welsh
Possibly related to Welsh llais "voice", compare lleisiol meaning "vocal". There is also a theory that it is a Welsh contraction of kyrie eleision, an Ecclesiastical Latin phrase from Ancient Greek Κύριε, ἐλέησον meaning "Lord, have mercy".
LLYWARCH m Medieval Welsh, Welsh
Possibly a Welsh form of the hypothetic old Celtic name *Lugumarcos meaning "horse of Lugus", derived from the name of the Celtic god Lugus combined with Welsh march "horse", but perhaps the first element is Welsh llyw "leader"... [more]
MABILEY f Medieval Welsh
Variant of Mabilia recorded in medieval Wales.
MARCHWEITHIAN m Medieval Welsh
Possibly composed of march "horse" and gweith "battle", giving the possible meaning of "warhorse".
MAUN m Medieval Welsh
Early Medieval Welsh cognate of Maonirn.
MECHYLL m Medieval Welsh
Derived from Old Welsh mach "surety" and the diminutive suffix -yll. Mechyll is the saint of Llanfechell in Anglesey who is commemorated on November 15 according to the Welsh Calendars.
MEILYR m Welsh, Medieval Welsh
Of uncertain origin and meaning. Current theories include a derivation from Welsh Mai "May (the month)" and Llyr and a Welsh form of Magloire.
MEVANWY f Medieval Welsh (Anglicized)
Late medieval Anglicization of Myfanwy.
MORFUDD f Welsh, Medieval Welsh
From Welsh mawr "great" and budd "wealth". In Welsh legend Morfudd was the twin sister of Sir Owain and the daughter of King Urien by Modron. It was also borne by a love interest of the 14th-century poet Dafydd ap Gwilym... [more]
MYRICK m Medieval Welsh (Anglicized)
Medieval Anglicization of Meurig.
NEFYDD m Medieval Welsh
Possibly related to Middle Welsh nef "heaven" (compare nefoedd "heavens"), or udd "lord, prince".
NESTE f Medieval Welsh
Medieval variant of Nest and Nesta.
RHAIN m Medieval Welsh, Welsh
From Welsh rhain meaning "stiff" or "stretched out", sometimes interpreted as "spear". This was borne by a son of the legendary 5th-century king Brychan Brycheiniog, and by a 9th-century king of Dyfed.
RHIAINFELLT f Medieval Welsh
Derived from Welsh rhiain "maiden" (originally "queen" from Celtic *r-gan-) and mellt "lightning". Rhiainfellt or Rhieinfellt was the name of a great-granddaughter of Urien Rheged who became the wife of the 7th-century Anglo-Saxon king Oswy of Northumbria.
TANGWYSTL f Medieval Welsh
Means "pledge of peace" from Welsh tanc "peace, tranquility" and gwystl "hostage, pledge". This belonged to one of the legendary daughters of Saint Brychan.
TEGWARED m Medieval Welsh
Presumably it is a combination of teg "fair" and gwared "deliverance." The eldest natural son of Llywelyn the Great was named Tegwared, born c. 1210.
TYSILIO m Medieval Welsh
Saint Tysilio (died 640) was a Welsh bishop, prince and scholar, son of the reigning King of Powys, Brochwel Ysgithrog.
WONNOW m History (?), Medieval Welsh (?)
Variant or corruption of Winwaloe, in the case of St Wonnow's Church, the parish church of Wonastow in South East Wales, which is dedicated to Saint Wonnow or Winwaloe, a 6th-century saint in Brittany.