PETTY, John Henry, Earl Wycombe (1765-1809).

b. 6 Dec. 1765, 1st s. of William Petty, 1st Mq. of Lansdowne, by 1st w. Lady Sophia Carteret, da. of John, 2nd Earl Granville; half-bro. of Lord Henry Petty. educ. privately; Christ Church, Oxf. 1783; European tour 1784-90. m. 20 May 1805, Maria Arabella, da. of Rev. Hinton Maddock of Darland, Denb., wid. of Duke Gifford of Castle Jordan, co. Meath, s.p. suc. fa. as 2nd Mq. of Lansdowne 7 May 1805.