| # | Name | Origin | Meaning | Gender | Save |
|---|---|---|---|---|---|
| 1761 | Troy | Irish | Foot soldier. | M | |
| 1762 | Tullia | Irish | Peaceful. | F | |
| 1763 | Tully | Irish | Peaceful. Surname. | M | |
| 1764 | Ty | Irish | Diminutive of Tyrone: Eoghan's land (from a county in Ireland). | M | |
| 1765 | Tyfiell | Irish | Derivative of the Scandinavian god of battle 'Tyr.' Tuesday was named for Tyr. | M | |
| 1766 | Tynan | Irish | Surname. | M | |
| 1767 | Tyreece | Irish | Derivative of the Scandinavian god of battle 'Tyr.' Tuesday was named for Tyr. | M | |
| 1768 | Tyrel | Irish | Derivative of the Scandinavian god of battle 'Tyr.' Tuesday was named for Tyr. | M | |
| 1769 | Tyrell | Irish | Derivative of the Scandinavian god of battle 'Tyr.' Tuesday was named for Tyr. | M | |
| 1770 | Tyrelle | Irish | Derivative of the Scandinavian god of battle 'Tyr.' Tuesday was named for Tyr. | M | |
| 1771 | Tyrone | Irish | From Owen's territory. County Tyrone in Ireland. The late actor Tyrone Power. | M | |
| 1772 | Tyronne | Irish | From Owen's territory. County Tyrone in Ireland. The late actor Tyrone Power. | M | |
| 1773 | Uaid | Irish | Irish form of Walter. | M | |
| 1774 | Ualtar | Irish | Strong fighter. | M | |
| 1775 | Uistean | Irish | Variant of Euston: Heart. | M | |
| 1776 | Ulicia | Irish | Feminine form of Ulik. | F | |
| 1777 | Una | Irish | Lamb; together. | F | |
| 1778 | Ungus | Irish | One vigor. | M | |
| 1779 | Unity | Irish | Together. | F | |
| 1780 | Uny | Irish | Together. | F | |