Lady Elizabeth Beresford (1783-1856); daughter of George Beresford, 1st Marquess of Waterford, and Elizabeth Monck (1783–1856) Parents George Beresford, 1st Marquess of Waterford Elizabeth Monck Children Denis Beresford Arthur Reynell-Pack Anne Elizabeth Pack Elizabeth Pack Siblings William Beresford, 1st Viscount Beresford Lord George Beresford Henry Beresford, 2nd Marquess of Waterford Lady Catherine Beresford Lady Anne Beresford Lord John Beresford Marcus Beresford, Lord de la Poer Lady Isabella Beresford Sir John Beresford, 1st Baronet Partners Denis Pack Sir Thomas Reynell, 6th Baronet