Marcus Beresford, 1st Earl of Tyrone Irish politician (1694-1763) (1694–1763) Parents Nichola Sophia Hamilton Sir Tristram Beresford, 3rd Baronet Children Lady Catharine Beresford Lady Anne Beresford Lady Jane Beresford George Beresford, 1st Marquess of Waterford Lady Eliza Beresford William Beresford, 1st Baron Decies Lady Aramintha Beresford John Beresford Lady Frances Beresford Siblings Lucy Howth Jane Beresford Dorothea Gorges Araminta Beresford Richard Gorges Arabella Maria Beresford Susanna Catherina Beresford Partners Catherine Power, Baroness la Poer