Olive Rita Webb, later known as Olive Rita Thompson, was an English character actress, mainly in comedy roles. She was the eldest child of Henry Augustus Webb (1880–1926) and Rose Jeannette Keysor. She had a younger brother, Henry Richard Webb, also an actor, and two elder identical twin half-brothers, Leslie and Gordon Durlacher, from her mother's first marriage to Samuel Durlacher. She was the niece of Leonard Keysor, the first Jewish serviceman to win the Victoria Cross in the First World War. A half-brother was the actor George Webb.