Harry Warren (footballer)
Harry Warren was manager of Southend United between 1946 and 1956. Managerial career. Warren joined Folkestone Invicta in 1931 as a player-manager role. Warren left the club in 1939, joining Chelmsford City. During World War II, Southend United moved into Chelmsford's New Writtle Street Stadium. Warren became manager of both teams, remaining at Southend until 1956. Warren was manager of Coventry City between 1956 and 1957 having taken over from former Sweden international manager George Raynor. He was succeeded by Billy Frith. He was asked to manage the Third Division South representative team in 1956/57