Welsh Baby Names
Explore 290 welsh names, each with its own meaning, history, and pronunciation. Find one that carries the stories you want your child to grow up with.
Welsh names are among the most phonetically consistent in Europe. Once the alphabet is learned, almost every Welsh name reads exactly as it is spelt. The Welsh naming tradition draws on bardic poetry, Christian saints, and an unbroken Celtic lineage.
A short history
Welsh naming traces to the Brythonic roots of the language and developed through centuries of bardic literature (the Mabinogion, the Welsh Triads) and a dense tradition of saints. The 20th century saw a Welsh-language revival that brought names like Rhys, Bethan, and Cerys back into international use.
Naming traditions
Welsh surnames historically were patronymic: Dafydd ap Rhys meant 'Dafydd, son of Rhys', which eventually became Prys and Price. This is why many Welsh surnames are first-name-like (Jones, Davis, Evans). The convention was formalised under Tudor pressure to adopt fixed surnames, but the patronymic logic still shows in the language.
Sound and style
Welsh has a handful of double-letter consonants that work as single sounds: ll (voiceless l), ff (f), dd (voiced th), rh (aspirated r), ch (throaty ch). Once these five are in your ear, Welsh names become as easy to read as Italian.
Frequently asked
Is Welsh hard to pronounce?
Welsh is actually one of the most consistent languages in Europe once you know the alphabet. The double letters 'll', 'dd', 'ff', and 'rh' each have a single fixed sound. There are no silent letters.
Teifi
“From the River Teifi”
Teifi is taken directly from the River Teifi, one of the most celebrated rivers in Wales, flowing through Ceredigion and Carmarthenshire before reaching the sea at Cardigan. The river name is ancient and its precise etymology is debated, though it is believed to be pre-Celtic, possibly connected to a root meaning flowing or bright. Giving a child the name of a great river was a Welsh tradition of connecting the person to the land itself, and Teifi carries that sense of natural beauty, endurance, and rootedness in the Welsh landscape.
Teifion
“From the Teifi”
Teifion is an elaborated form of Teifi, derived directly from the River Teifi, one of the most celebrated rivers in Wales, flowing through Ceredigion and Carmarthenshire to reach the sea at Cardigan. The river name itself is ancient, pre-dating Welsh and possibly descending from a Brythonic or even pre-Celtic root. The suffix adds a masculine adjectival quality, giving the sense of one belonging to or arising from the Teifi. It is an intensely local, geographically rooted name.
Telyn
“Harp”
Telyn comes directly from the Welsh word for harp, the national instrument of Wales and a symbol of Welsh cultural identity. The harp holds a unique place in Welsh life, appearing on the Royal Badge of Wales and central to the traditions of the Eisteddfod, the national festival of Welsh language, music, and poetry. Choosing the name Telyn is a declaration of Welsh pride and a celebration of musical heritage.
Tesni
“Warmth of summer”
Tesni is a Welsh name meaning 'warmth of summer', derived from the Welsh word 'tes' meaning heat or warmth, particularly the gentle warmth of the sun. It captures the feeling of long, golden summer days and radiates a sense of brightness, comfort, and joy. The name is a poetic tribute to nature's most generous season.
Tirion
“Gentle, kind”
Tirion comes directly from the Welsh adjective tirion, meaning gentle, kind, or tender. The word also carries connotations of happiness and cheerfulness, suggesting a nature that is not merely passive in its gentleness but actively warm and joyful. It is a name that describes a disposition as much as an identity, making it one of the most characterful names in the Welsh language.
Tomos
“Twin”
Tomos is the Welsh form of Thomas, itself derived from the Aramaic name Toma meaning twin. The name entered Wales through the biblical figure of the apostle Thomas, and the Welsh language adapted it with the characteristic -os ending that gives it a distinctly Welsh character. It has become one of the most popular boys' names in modern Wales, valued for its friendly approachability and its deep roots in both Christian tradition and Welsh culture.
Trefaldwyn
“Baldwin's town”
Trefaldwyn is the Welsh name for Montgomery, a town in Powys, mid-Wales, derived from 'tref' meaning town or settlement and 'Baldwyn,' the Welsh rendering of Baldwin, the Norman name of the castle's founder. It is one of the most overtly place-derived names in the Welsh tradition. Using it as a personal name is a bold and deeply patriotic act of Welsh linguistic identity.
Trefina
“Town, homestead”
Trefina is a rare Welsh name derived from or related to the Welsh element 'tref', meaning town, homestead, or settlement. In Welsh, 'tref' is one of the most fundamental geographical terms, denoting the place where people live and belong, the settled hearth of community life. As a personal name, Trefina transforms this sense of belonging and rootedness into something intimate and feminine. It speaks of a person deeply connected to home, community, and place, values that are central to Welsh cultural identity and to the concept of 'hiraeth', the longing for home.
Trystan
“Tumult, outcry”
Trystan is the original Welsh spelling of Tristan, one of the most famous names in the Arthurian and Celtic literary tradition. The name's etymology is debated, with some scholars connecting it to the Celtic root meaning tumult or din, and others suggesting a link to the Latin 'tristis', meaning sad. In Welsh legend, Trystan is the tragic lover of Esyllt, a story that predates and influenced the better-known Cornish tale of Tristan and Iseult. The Welsh spelling preserves an older form of this iconic romantic name.
Tudur
“Ruler of the people”
Tudur is the original Welsh form of Tudor, derived from the Old Welsh elements tud (people, tribe) and ri (ruler, king). The name carries the weight of one of the most famous dynasties in British history. It is a name that speaks of leadership, heritage, and deep roots in Welsh culture.
Twm
“Twin”
Twm is the traditional Welsh pet form of Thomas, which derives from the Aramaic name Toma meaning twin. Thomas was brought to Britain through Christianity and the fame of the Apostle Thomas, and the Welsh form Twm developed as an affectionate diminutive used in everyday speech. The name is perhaps most famously associated with Twm Sion Cati, the sixteenth-century Welsh outlaw celebrated in folk tradition as the Welsh Robin Hood. Short, punchy, and authentically Welsh, Twm is a name that packs enormous cultural heritage into just three letters and is experiencing a gentle revival as parents seek genuine Welsh names with deep roots.
Tywi
“Dark or the River Tywi”
Tywi is the Welsh name of the River Towy, one of the longest rivers entirely within Wales, and may derive from an ancient root meaning dark or silent water. As a personal name it carries the deep, quiet strength of a major Welsh river and the landscapes it shapes. It is a nature name with an ancient pedigree and a modern sense of environmental connection.
Undeg
“One and ten or eleven”
Undeg is a Welsh numeral name derived from 'un' meaning one and 'deg' meaning ten, together forming the word for eleven. Used as a personal name it is highly unusual and carries a quiet, intellectual quirkiness rooted in the Welsh language. Historically it may have been given to eleventh children or used in a symbolic sense, and it remains one of the most distinctive and unexpected names in the Welsh tradition.
Unwch
“Higher or superior”
Unwch is a Welsh adjective meaning higher, above, or superior, used as a personal name in a tradition of Welsh virtue and aspiration naming. It conveys a sense of elevation, striving, and excellence that would have been a powerful expression of parental hope for a daughter. The name is extremely rare and carries a striking, unusual phonetic profile even within the Welsh naming tradition.
Vaughan
“Small, little”
Vaughan is the anglicised form of the Welsh word 'bychan', meaning small or little. In Welsh tradition the term was originally used as a distinguishing suffix to differentiate a younger son from his father, functioning much like the English 'junior'. Over time it transitioned from a byname into a full given name and later a surname, and then back into use as a forename. Despite its modest literal meaning, Vaughan carries strong associations with Welsh cultural identity and literary distinction.
Wenna
“Blessed or fair”
Wenna is an ancient Welsh and Cornish feminine name derived from a root meaning blessed, fair, or white, related to the Welsh 'gwen.' It is associated with an early saint venerated in both Wales and Cornwall, giving the name both linguistic beauty and sacred heritage. Wenna has a gentle, melodic quality that feels timeless without being dated.
Wyn
“White, fair, blessed”
Wyn derives from the Welsh word gwyn, meaning white, fair, or blessed. It is one of the most fundamental elements in Welsh naming tradition, appearing as a component in countless names. As a standalone name, Wyn carries connotations of purity, goodness, and favour, distilled into a single, powerful syllable.
Wynn
“Fair, blessed”
Wynn derives from the Welsh 'gwyn', meaning fair, white, or blessed, a root that underpins a wide family of Welsh names. It has been used both as a given name and a surname in Wales for centuries, and its clean, single-syllable simplicity gives it a timeless quality. The meaning carries connotations of light, purity, and divine favour, and the name has the advantage of travelling well internationally while retaining its Welsh roots. Modern parents appreciate Wynn for its crispness and its quiet sense of heritage.
Ynyr
“Honour or the Welsh form of Honorius”
Ynyr is the Welsh form of the Latin name Honorius, meaning honour, dignity, or esteem. It was borne by several early Welsh rulers and saints, giving it a distinguished historical pedigree. The name is strongly identified with early medieval Welsh kingship and Christian heritage, carrying both political and spiritual weight.
Ysbaddaden
“Giant king, chief of giants”
Ysbaddaden is a name rooted in Welsh mythology, borne by the fearsome king of the giants in the Arthurian-adjacent tale of Culhwch and Olwen. The name carries a sense of immense power and primordial authority, evoking the wild, untamed landscape of early Welsh legend. It is a name of striking singularity, unlike anything found in modern naming traditions.
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