| Relationships | Son of John Poulett, 3rd Baron Poulett, and his second wife, Susan, daughter of Philip Herbert, 5th Earl of Pembroke, and his second wife, Catherine, daughter of Sir William Villiers, Bart (married July 1667); succeeded his father as 4th Baron Poulett (1680); married Bridget, daughter of the Hon Peregrine Bertie of Waldershare, Kent and his wife, Susan, daughter of Sir Edward Monins, Bart, of Waldershare; brother-in-law of Thomas Herbert, 8th Earl of Pembroke (FRS 1685) |