Female and male first names : Ireland.

Teeghan is a rare Irish name derived from Ó Teagagáin, meaning 'descendant of Teagagán', itself interpreted as 'little poet' or 'small brave one'.

Teel is an uncommon Irish name derived from the Gaelic surname Ó Téaláin, meaning "descendant of Téala," which translates to "gentle" or "mild.

Teena is an Irish female given name that means "little ancient one," derived from the Old Irish word "teamhair.

Teigan is an Irish-origin name, recently gaining popularity, whose meaning remains unclear but may be derived from the Irish surname 'Ó Teagagáin', meaning 'descendant of Teagagán'.

Teighan is an Irish given name derived from the ancient surname O'Tighearna, meaning 'strong poet' or 'strong philosopher'.

The name Teirney has Irish origins and means "little dark-haired one". It is rare yet gaining popularity due to its uniqueness and distinctiveness.

Teneal is an Irish name derived from "Tadhg," meaning "poet" or "bard," carrying ancient Celtic mystique and historical significance.

Tenleigh is an uncommon yet captivating given name of Irish origin, derived from the Old English word "tunleah" meaning "farm by the clearing".

Tenley is an uncommon yet captivating female given name of Irish origin, derived from the ancient Irish surname O'Tenti or O'Tanistry, meaning "proud".

Tenneill is a unique Irish name derived from the surname Ó Tainéil, meaning "descendant of Taineil," with historical significance and unknown etymology.

Tenniel is a distinctive given name of uncertain origin and meaning, not definitively tied to any specific language or culture. Its etymology remains unclear, though theories suggest it may be an English variant of Irish O'Teimhlín or a variant spelling of Tennyson. Despite its ambiguity, Tenniel has gained some popularity in recent years, with around ten to fifteen babies named annually since 2014.

Teralynn is a rare, elegant Irish name derived from 'O'Terelane,' meaning 'strong descendant.'

Teriann is an Irish female given name derived from 'Tairis', meaning 'from the land of kings'.

Teryl is a rare Irish name derived from the surname O'Tiriall, meaning "spear" or "sharp point," reflecting ancient warrior traditions.

Theresaann is an unusual and engaging Irish-origin name derived from Téresa, meaning 'third' in Latin, honouring Saint Teresa of Ávila's birth on October 15th.

Tiegan is an Irish name originally meaning "son of Tighe," now popular as a girl's name worldwide, associated with positivity and determination.

Tieran is an uncommon yet meaningful Irish name derived from the ancient given name Tighernan, meaning 'little spear of the house'.

Tieraney is an enchanting Irish name derived from "Tierna," meaning "little dark one." It is associated with the Celtic goddess Tierna, who embodies the night sky.

Tiereney is an uncommon female given name of Irish origin, derived from the surname "O'Tierna" which means "descendant of Tiernan", an old Irish personal name meaning "little dark one" or "small blacksmith".

Tiernan is a distinctive Irish name of Gaelic origin meaning "little Ener," god of fruitfulness and prosperity, once borne by High King Tighernán Ua Maíl Eala.

Tiffnie is a rare, elegant given name of Irish origin, derived from the surname O'Toibin meaning 'God is gracious' in Gaelic.