Fiennes Cornwallis, 1st Baron Cornwallis

Colonel Fiennes Stanley Wykeham Cornwallis, 1st Baron Cornwallis, (27 May 1864 – 26 September 1935) was a British Conservative politician.

Early life Cornwallis was born 27 May 1864 at Chacombe Priory, Banbury, Oxfordshire, the eldest son of Fiennes Cornwallis, previously known as Fiennes Wykeham Martin, who had changed his name to Cornwallis after an inheritance, and his wife Harriet Elizabeth Mott. He was a grandson of Charles Wykeham Martin (born Charles Wykeham) and a great-grandson of James Mann, 5th Earl Cornwallis.

He had one brother and two sisters and was educated at Eton College.

In 1927 he was raised to the peerage as Baron Cornwallis, of Linton in the County of Kent, where his country house, Linton Park, was situated.

He was appointed Honorary Colonel of the Thames and Medway Heavy Brigade, Royal Artillery, on 11 March 1933.

At the time of his death, he was serving on a Royal Commission investigating tithe rent charges, which led to the Tithe Act 1936.

Private life Lord Cornwallis married Mabel Leigh, a daughter of Oswald Peter Leigh, in 1886. They had seven children, three sons and four daughters. His children were:- Lt. Fiennes Wykeham Mann Cornwallis, 1890–1921, who was killed in Ireland in May 1921 during the Irish War of Independence Wykeham Stanley Cornwallis, 1892–1982, who succeeded his father as the second Baron Captain Oswald Wykeham Cornwallis, R.N., 1894–1974 Lady Julia Dorothy Cochrane , 1887–1971 Lady Vere Mabel Steel (née Cornwallis), 1889–1964 Hon. Yvonne Cecil 1896–1983 Hon. Bridget Frances Kate Petherick born 1900

Lady Cornwallis died in 1957.

Cornwallis was a senior Freemason, serving as Provincial Grand Master of Kent and as Grand Warden in the United Grand Lodge of England. Stanley Wykeham Lodge was named after him.