Clifford Birkett (17 September 1933 – 11 January 1997) was an English footballer who played in the Football League as a forward for Manchester United and Southport. He was a schoolboy international. He also played non-league football for , Wigan Rovers and Macclesfield Town. Birkett was born in Haydock, Lancashire, in 1933 and died there in 1997 at the age of 63. Two brothers, Ronnie and Wilf, were also professional footballers.