Len Stacker is an Australian rugby league footballer who played in the 1960s.
He played for Parramatta in the New South Wales Rugby League (NSWRL) competition.
Stacker then joined Northern Suburbs (known now as Norths Devils) in the Brisbane rugby league competition.
In 1983, Stacker became the head coach at Western Suburbs but only last one season as Wests finished last on the table.
Stacker then went on to coach St Mary's Saints and the reserve grade side at Penrith.