T
The abbreviations in the "category" column are: A=anglicization T= traditional name Tr= Irish translation of a non-Irish name M= modern creation P= place name L= last name, S= saint name.
| Name (gender) | Category | Pronounciation | Other Forms* | Origin/Meaning |
|---|---|---|---|---|
| Tadhg (m) | T,S | TYG | Teague, Tadc, Tadg, Tad, Thaddeus, Theodosius, Theophilus, Tim | poet |
| Taichleach (m) | T | TAL akh | Tallach | placating; peacemaking |
| Taillte (f) | T | TAL tyeh | Teltina, Tailltiu | meaning is unknown |
| Tallula (f) | A,S | ta LOO la | Tuilelaith | lady of abundance |
| Tanaí (m) | T | TAHN ee | Tanaide | slender; subtle |
| Tara ( f, sometimes m) | P,S,A | TAR a | Teamhair | "assembly place", named for a Celtic goddess. The Hill of Tara was the traditional seat of the high king of Ireland. |
| Tárlach (m) | T | TAWR a lakh | Turlough, Toirdhealbhach, Tairdelbach, Charles | abettor; instigator |
| Taryn | M | TAR in, TAIR in | Tarin | modern creation based on the name Tyrone |
| Tassach (m) | T, S | TASS ukh | - | perhaps, "idle; inactive" |
| Teafa (f) | T | TYEF a | Tethba, Teffia | ? a place name in Co. Longford |
| Teague (m) | A,S | TAIG | Tadhg | "poet" |
| Teamhair (f) | T,S | TA wur | Tara, Teamair | elevated or assembly place. See Tara. |
| Téide (f) | T | T'YAY d'yeh | Téite | wantonness |
| Teffia | P | TEF fee a | Teafa | ? from a place name in Longford |
| Téodóir (m) | Tr | TAI uh dor | Theodore | from Greek- "God's gift" |
| Tierney (m) | A | TEER nee | Tiarnach | "lord" |
| Tighearnach (m) | T,S | TEER nakh | Tierney, Tiarnach | "lord" |
| Tighearnán (m) | T,S | TEER nawn | lord- Tiernan, Tiarnán | "lord" |
| Tiobraide (m) | T | TYUB rid eh | Tipraite | meaning is unknown |
| Tíreachán (m) | T | TEER ach awn | Tírechán | "one possessed of lands"; "wide-ruling" |
| Toirdhealbhach (m) | T | TUR a lakh | Turlough, Tárlach, Tairdelbach, Charles | abettor; instigator |
| Toiréasa (f) | Tr | tur AI sa | Teresa | from Greek- meaning, perhaps "harvest" |
| Tóla (m) | T, S | TOE la | Tola | abundance, flood |
| Tomaltach (m) | T | TUM al tach | Timothy | ? |
| Tómmán | T, S | TOME awn | - | dim. of Tuama, which is of unknown meaning. |
| Torcán (m) | T | TURK awn | Torccán | wild boar |
| Torna (m) | T | TOR na | - | puffed-up? |
| Tory | P | TOR ee | tor | tower-like rock. Island off NW coast |
| Tracy | L | TRAY see | Ó Treasaigh | war like |
| Treasa (f) | T | TRA sa | Tressa, Trása, Teresa | strength |
| Treasach (m) | T | TRAS ach | Tressach | warlike; fierce |
| Tressa (f) | A | TRE sa | Treasa | strength |
| Tuama (m) | T, S | TOO uhm ma | Tómma | meaning is unknkown |
| Tuamnait (f) | T | TOO um nit | Tómnat | fem. of Tómmán |
| Tuathal (m) | T | TOO uh hul | Toal, Tully | "ruler of the people" |
| Tuathla (f) | T | TOO uh la | Tuathflaith | "princess of the people" |
| Tuileach (f) | T | TIL yakh | Tailech | perhaps, "prominent forehead" |
| Tuilelaith (f) | T, S | TIL yeh la | Tailefhlaith, Tallula, Twilleliah | "lady of abundance"; "abundance of sovereignty" |
| Tulla | P | TUL la | Tulloch | little hill |
| Turlough (m) | A/P | TUR lukh | Toirdhealbhach, Tárlach | abettor; instigator |
| Tyrone | P | tur OAN | Tir Eoghan | Eoghan's land |
* names in italics represents names that have no etymological connection to the Irish name, but were used as English "translations" based upon the fact that they have similar sounds or meanings.