Catherine Leslie, Lady Wingate, DBE (née Rundle; 26 October 1858 – 10 June 1946) was a British humanitarian.

The daughter of Royal Navy Captain Joseph Rundle and his wife, Renira Catherine (née Leslie), her brother was General Sir Leslie Rundle. On 18 June 1888, she married Reginald Wingate, a Royal Artillery officer. They had three children: Ronald Evelyn Leslie Wingate (born 30 September 1889), Malcolm Roy Wingate (born 28 August 1893), and Victoria Alexandrina Catherine Wingate (born 1899). General Sir Reginald Wingate was Governor-General of the Sudan and Sirdar of the Egyptian Army from 1899 and 1916 and High Commissioner of Egypt from 1917 to 1919.

During the First World War Lady Wingate was president of the Cairo and Alexandria Red Cross Committee and of the Empire Nurses' Red Cross Clubs in the two cities, and for these services she was appointed Dame Commander of the Order of the British Empire (DBE) in the 1920 civilian war honours.^[1]