Rudolph Robert Basil Aloysius Augustine Feilding, 9th Earl of Denbigh, 8th Earl of Desmond, GCVO, TD, DL, JP, ADC (26 May 1859 – 25 November 1939), styled Viscount Feilding from 1865 to 1892, was a British Army officer and peer.

Lord Feilding was born at Downing Hall, near Whitford, Flintshire, the eldest son of the 8th Earl of Denbigh and Mary (née Berkeley).

He was present at the Battle of Tel el-Kebir in 1882, where he laid the horse artillery gun that hit the third railway train on the line there and prevented the further retreat of the Egyptians.

[1] Lord Denbigh was Colonel commandant of the Honourable Artillery Company from 1903 until 1933.

[4] In March 1902, Lord Denbigh was head of a mission sent by the British government to congratulate Pope Leo XIII upon entering on the 25th year of his Pontificate.