Submitted names are contributed by users of this website. The accuracy of these name definitions cannot be guaranteed.
AlanettefMedieval Breton Late medieval Gallicized Breton feminine form of Alan by way of combining it with the French feminine diminutive suffix -ette.
ArgantmMedieval Breton Derived from Old Breton argant "silver". This was the name of an 8th-century king of Brittany.
ArgantaelfMedieval Breton, Breton (Rare) Derived from Old Breton argant "silver" (arc'hant in Modern Breton), and by extension "bright; shining; resplendent", and Old Breton hael "generous; prince". Argantael was the wife of Nevenoe, the first Duke of Brittany.
Audrenm & fBreton Legend, Medieval Breton, Breton (Modern) Medieval Breton form of Aodren which was revived in the 1970s. While this name was strictly masculine in medieval times, in modern times it is used on men and women alike.... [more]
CadwobrimMedieval Breton Derived from Old Breton cat "battle" and uuobri "serious, important".
CadworedmMedieval Breton Derived from Old Breton cat "battle" and uuoret "shelter, protection".
CatwallonmMedieval Breton Possibly the Breton form of Cadwallon. Catwallon was the abbot of Redon Abbey and the son of the Duke of Brittany Conan I of Rennes.
ConmarchmMedieval Breton Derived from Old Breton con "(war)hound, elevated one" (Middle Welsh kyn) combined with Old Welsh, Old Breton march "stallion, steed".
ConomormBreton Legend, History, Medieval Breton (?) From a Brythonic name, possibly *Cunomāros, derived from Common Celtic *kwon- "hound" or *kuno- "high" and *māros "great". This was the name of Conomor the Cursed, a 6th-century king of Domnonée (modern-day northern Brittany) notorious for his cruelty, who was ultimately excommunicated at the behest of Saint Samson of Dol... [more]
ConwalmMedieval Breton Derived from Old Breton con (a cognate of Middle Welsh kyn) "(war)hound, elevated one" and Old Breton uual "valor".
CumdelumMedieval Breton Derived from Old Breton cum meaning "gentle, beloved" and Old Breton delu meaning "appearance" (Middle Welsh delw "form, image"; compare second element in Cynddelw).
DergenmMedieval Breton Derived from either Old Breton daeru / deru "oak" or Old Breton der, an intensifying prefix, and Old Breton gen, derived from Proto-Celtic *genos- "family, clan, descendants".
DrilegofMedieval Breton Of uncertain origin and meaning. Current theories include a derivation from drich "aspect; face; appearance" and "possibly a variant of -lou, -leu "light"".
DriwethenmMedieval Breton Derived from Old Breton drech "appearance" and (g)uethen "warrior; war".
DuenerthmMedieval Breton Means "God's strength", derived from Old Breton due meaning "God" combined with Old Breton nerth meaning "strength, power".
EdernmWelsh Mythology, Arthurian Romance, Medieval Breton, Breton Derived from Old Welsh edyrn "immense; heavy; prodigious, wonderful, marvellous", in the past this name has been (falsely) considered a derivation from Latin aeternus "eternal".... [more]
GourmaelonmMedieval Breton, History According to the Celtic linguist Joseph Loth, this name would mean "the one with the brown eyebrows" or "the prince, the chief". This was the name of the Count of Cornouaille and de facto ruler of Brittany from 907 – c. 914.
GurvandmMedieval Breton Derived from Old Breton gour, itself an intesifying prefix, and Old Breton c'hoant / huant "desire; aspiration, ambition". Gurvand was a claimant to the Duchy of Brittany and complicit in the conspiracy which assassinated King Salomon I in 874.
JilimMedieval Breton Breton form of Gilles. Jili Raez (known as Gilles de Rais in English, c. September 1405 – 26 October 1440), was a knight and lord from Brittany, Anjou and Poitou, a leader in the French army, and a companion-in-arms of Joan of Arc... [more]
MaenwallonmMedieval Breton Old Breton name, recorded in Latin as Maenuuallon, meaning "great and valorous" from Old Breton maen, from Latin magnus "large, great, strong", and Old Breton uuallon or Old Welsh uualaun, uualon "valorous".
MaenwobrimMedieval Breton Derived from Old Breton maen, from Latin magnus "large, great, strong", combined with Old Breton uuobri "serious, important".
MeancefMedieval Breton, Breton (Archaic) Of unknown origin and meaning. From the early 1600s onwards, when every given name "had to" be associated with a Catholic saint, up to its disappearance as a given name, Meance was used as a quasi-equivalent of Emérance.... [more]
MeurwethenmMedieval Breton Old Breton name, derived from the elements mor meaning "great" and (g)uethen meaning "warrior, war".
NevenoemMedieval Breton, Breton (Rare), History Older form of Neven. Nevenoe was the first Duke of Brittany from 846 to his death in 851. He is the Breton pater patriae and to Breton nationalists he is known as Tad ar Vro "father of the country".
PlezoufMedieval Breton, Breton (Archaic) Of debated origin and meaning. Some scholars try to link this name to Breton bleiz "she-wolf", while others see a connection with Breton plezh "plat; braid"; the second part of the name is a diminutive suffix.... [more]
RimaelmMedieval Breton Derived from Old Breton ri meaning "king" combined with Old Breton mael meaning "lord" or "prince" (ultimately from Proto-Celtic *maglos meaning "noble, chief").
RiwaremMedieval Breton Derived from Old Breton ri "king" and uuaroe "game". Saint Riware was the brother of Saint Riwanon and the uncle of Saint Hervé.
SulhoiarnmMedieval Breton Old Breton name, derived from the elements sul "sun" and (ho)iarn "iron".
WinnowmMedieval Breton, History (Ecclesiastical) Variant of Winnoc or Winwaloe. Breton saint. Honored by several churches in Cornwall, England, probably the area of his missionary labors as part of the great evangelizing efforts of the era.