T
| Title | Date of creation | Surname | Current status | Notes |
|---|---|---|---|---|
| Taylour of Kells | 1704 | Taylour | extant | third Baronet created Earl of Bective in 1766, second Earl created Marquess of Headfort in 1800; Baronetcy unproven (9th Baronet died 2005) - under review |
| Talbot of Belfast | 1790 | Talbot | extinct 1850 | |
| Talbot of Carton | 1623 | Talbot | forfeit 1691 | |
| Trant of Portarlington | 1686 | Trant | forfeit 1691 | |
| Treswell of the Army | 1665 | Kennedy | extinct 1670 | |
| Tufton of Vintners | 1623 | Tufton | extinct 1664 | |
| Tuite of Sonagh | 1622 | Tuite | extant | |
| Tydd of Lamberton | 1795 | Tydd | extinct 1803 | |
| Tynte of Dunlaven | 1778 | Tynte | extinct 1785 |
Read more about this topic: List Of Baronetcies In The Baronetage Of Ireland