 In November 1680 he was elevated to the House of Lords by Writ of acceleration, sitting as Baron Conyers.On his father's elevation to an earldom in 1682, he acquired the courtesy title Lord Darcy de Knayth.He succeeded as 2nd Earl of Holderness, 9th Baron Darcy de Knayth and 6th Baron Conyers on his father's death on 14 June 1689.