John Beresford, 5th Marquess of Waterford Irish Marquess and politician (1844-1895) (1844–1895) Parents Christiana De La Poer Beresford, Marchioness of Waterford John Beresford, 4th Marquess of Waterford Children Lady Susan Beresford Henry Beresford, 6th Marquess of Waterford Clodagh Beresford Mary Beresford Siblings Lord William Beresford Charles Beresford Lord Marcus Beresford Delaval James de la Poer Beresford Partners Lady Blanche Somerset Florence Grosvenor Rowley