William Basil Percy Feilding, 7th Earl of Denbigh, 6th Earl of Desmond, GCH, PC (25 March 1796 – 25 June 1865), styled Viscount Feilding between 1799 and 1800, was a British peer and courtier.
Feilding was the eldest son of William Feilding, Viscount Feilding and his wife, Anne Catherine Powys. He was born at Berwick House (his maternal grandparents' family seat) near Shrewsbury, Shropshire, and educated at Eton and Trinity College, Cambridge, where he graduated MA in 1816.
In 1799, Feilding's father died and his grandfather also a year later, whereupon Feilding inherited the latter's title.
From 1830, Lord Denbigh was a Gentleman of the Bedchamber to William IV. In 1833, he was made a GCH, admitted to the Privy Council and transferred to Queen Adelaide's Household, first as her Lord Chamberlain, then as Master of the Horse. He was made a DL for Warwickshire in 1825 and received honorary degree from Oxford University as DCL in 1835.
Lord Denbigh married Lady Mary Elizabeth Kitty Moreton, daughter of Thomas Reynolds-Moreton, 1st Earl of Ducie, on 8 May 1822. They had eleven children:
Lord Denbigh died in 1865 and his titles passed to his eldest son, Rudolph.