Left fifty percent who played professionally from 1944-1961 for a number of clubs, including Manchester United, and he played internationally for Britain from 1946-1951. He was a part of Manchester United’s youngsters group from 1943-1944. He performed for Peterborough United from 1956-1958. He was created in Lancashire, Britain. Midfielder Bobby Charlton was playing for Manchester United’s youngsters group while Cockburn was playing for the older club.