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| Title | Date of creation | Surname | Current status | Notes |
|---|---|---|---|---|
| Haman of Woodhouse | 1727 | Haman | extinct 1728 | |
| Hamilton of Dunamana | 1781 | Hamilton | extinct 1818 | |
| Hamilton of Manor Cunningham | 1775 | Hamilton | extinct 1782 | |
| Hamilton of Monilla | 1662 | Hamilton | extinct 1682 | |
| Hamilton of Mount Hamilton | 1683 | Hamilton | extinct c.1730 | |
| Hamilton of Donalong | 1660 | Hamilton | extant | second Baronet succeeded as Earl of Abercorn in 1701 |
| Hartstonge of Bruff | 1681 | Hartstonge | extinct 1797 | |
| Hayes of Drumboe Castle | 1789 | Hayes | extinct 1912 | |
| Herbert of Derrogh | 1630 | Herbert | extinct 1712 | |
| Hill of Brook Hill | 1779 | Hill | extant | |
| Hoare of Annabella | 1784 | Hoare | extant | |
| Hodson of Holybrook House | 1789 | Hodson | extant | |
| Hopkins of Athboy | 1795 | Hopkins | extinct 1860 | |
| Horsfall of Kilkenny | 1642 | Horsfall | extinct c.1693 | |
| Hurly of Knockalong | 1645 | Hurly | forfeit 1691 | |
| Hutchinson, later Synge-Hutchinson of Castlesallagh | 1782 | Hutchinson, Synge-Hutchison | extinct 1906 |
Read more about this topic: List Of Baronetcies In The Baronetage Of Ireland