William O'Brien * of Inchiquin
Frances HowardWilliam O'Brien * of Inchiquin(H=16450
)James O'Brien| William O'Brien * of Inchiquin | Elizabeth Brydges | Edward Villiers |
Frances Howard | William O'Brien * of Inchiquin | Mary Villiers | ||
| (H=16450
)James O'Brien | |||||||
| SirMurrough 1st Marquess O'Brien * of Thomond*1726, +10.2.1808 |