Leslie "Les" Greenall (born 11 April 1944) is an English former professional rugby league footballer who played in the 1960s and 1970s. He played at club level for St. Helens (two spells), Wigan, and Rochdale Hornets as a . Les supported St. Helens growing up.
Les Greenall was born in Haydock, Lancashire, England.
Les Greenall played in St. Helens' 16-13 victory over Leeds in the 1972 Challenge Cup Final during the 1971-72 season at Wembley Stadium, London on Saturday 13 May 1972.
In 1965, Les Greenall was signed aged 21 by Wigan from St. Helens for ã750 (based on increases in average earnings, this would be approximately ã24,690 in 2013).
As of 2011, Les Greenall is a warden at St. Mark's Church, Haydock.