 John Beresford, 4th Marquess of Waterford

Reverend John de la Poer Beresford, 4th Marquess of Waterford (27 April 1814 – 6 November 1866) was an Irish peer and Church of Ireland minister.Beresford was the third son of the Henry Beresford, 2nd Marquess of Waterford and his wife, Susanna.