Female and male first names : Welsh.

Tevis is a unique English name of unclear origin, potentially derived from Welsh 'large hill' or Old English 'warlike', gaining recent popularity with peak ranking in 2018.

Tevyn is a unique, historical Welsh name meaning "similar" or "like".

Tharon: A Welsh-derived male name meaning 'thunder', rooted in ancient Celtic mythology, associated with the god of thunder and lightning.

Thayne is a rare Welsh boy's name meaning 'giant spirit'.

Thell is a distinctive Welsh name derived from "thel," meaning "bold." It originally was a boy's name but has recently been used for girls too, with its rarity adding to its uniqueness.

Theral is an uncommon name of unknown origin, possibly derived from the Italian Teral meaning "of the earth" or the Welsh word "ther" for "warmth," though these connections are speculative.

Theryn is a Welsh-origin name derived from Tudur, meaning 'lord' or 'prince', with historical ties to King Arthur's court in Welsh folklore.

Thristan is a rare and compelling Welsh name derived from 'Tristan', meaning 'noise' or 'tumult', with a rich history in Welsh mythology and literature.

Tillmon is an American given name created by author William Faulkner for his 1936 novel "Absalom, Absalom!". Its origin and meaning are not explicitly stated but some believe it may derive from the Welsh name Tudur, meaning 'leader'. Despite its scarcity, Tillmon has gained recognition due to its association with Faulkner's literary legacy.

Tip is a Welsh name originally meaning 'sharp, active', derived from the word 'tipsyn'. Historically used as a nickname for lively individuals, Tip has evolved into a unisex given name in Wales and other regions.

Tirion is a rare male given name of Welsh origin, derived from the word "tir" meaning "land". Coined by J.R.R. Tolkien, it was used as an Elf-name for the sun in his epic fantasy series "The Lord of the Rings".

Tlyer is an enigmatic name of unknown origin, often associated with strength and uniqueness. It holds no specific meaning but offers endless possibilities for interpretation. Some believe it may have Welsh or Irish roots, while others associate it with concepts like "leader" or "light". Despite its mysterious origins, Tlyer has inspired fictional characters in literature and popular culture. Parents drawn to this name seek a distinctive moniker that sets their child apart.

Tobyn is a Welsh name derived from "Tywyll," meaning dark, used since medieval times for Celtic or nobility families.

Toryn is a Welsh name meaning 'peaceful' or 'tranquil', derived from the Welsh word 'torri' meaning 'to cut or tear' with the suffix '-yn' denoting smallness or peacefulness.

Tradon is a rare, distinctive given name of uncertain origin, with some sources suggesting a Welsh Tudor connection, but no widely accepted theory or meaning.

Traedyn is a distinctive Welsh male name meaning 'beach', popularized by George MacDonald's novel 'The Sea Lady'.

Traeh is a rare Welsh name meaning 'thunder', traditionally given to boys born with abundant hair or during storms.

Traesyn is a unique Welsh male given name derived from "traeth", meaning "beach" or "shore". It signifies adaptability and strength, with notable historic figures like Sir Traesyn ap Rhys and Prince Traesyn ap Gruffudd bearing this name.

Traetyn is a unique Welsh name derived from 'traeth', meaning beach or seashore, conveying tranquility and beauty, and often used as an endearing diminutive.

Traeven, of Welsh origin, means 'beach' or 'shore', celebrating the beauty of Wales' coastal landscapes.

Traevyn is a unique Welsh name derived from 'traeth', meaning 'beach'.

Tralyn is an uncommon name of unknown origin and meaning, making it a unique and mysterious choice.

Tranel is a rare Welsh male given name derived from the ancient word "trafael," meaning "thunder.

Trawis is a rare Welsh name derived from 'trawsfynyd', meaning 'passage over the ford' or 'ford that can be crossed', reflecting resilience.

Travan is a rare Welsh male given name derived from 'traw', meaning 'noisy' or 'turbulent'. It was historically used in Wales for individuals perceived as loud or energetic.

Travaughn is a unique male name of African American origin, combining Travis ("to cross") and Vaughan ("son of Huw").

Travin is an American given name, created by blending Travis ('strong cross') and Marvin ('warlike defender'), conveying strength and defense. It gained popularity in the U.S. during the mid-20th century.

Trevor is a Welsh name derived from 'tref' meaning 'village' and 'mawr' meaning 'large', signifying 'large village'. It has historical significance in Wales, denoting larger-than-average settlements.