William Pleydell-Bouverie, 9th Earl of Radnor English peer and landowner (born 1955) (b. 1955) Parents Anne Seth-Smith Jacob Pleydell-Bouverie, 8th Earl of Radnor Children Lady [unknown] Pleydell-Bouverie Edward Pleydell-Bouverie Lady Hope Pleydell-Bouverie Luke Pleydell-Bouverie Dan Pleydell-Bouverie Jacob Pleydell-Bouverie, Viscount Folkestone Siblings Peter Pleydell-Bouverie Lady Frances Pleydell-Bouverie Lady Belinda Pleydell-Bouverie Lady Martha Pleydell-Bouverie Lady Lucy Pleydell-Bouverie Partners Melissa Pleydell-Bouverie, Countess of Radnor