The Mortlock Football League is an Australian rules football competition based around 8 clubs in the south-west region of Western Australia. It is one of a number of football leagues in the wheat-belt region of WA. The 8 teams include the towns of Calingiri, Dalwallinu, Dowerin, Gingin, Goomalling, Toodyay, Wongan-Ballidu. Wyalkatchem played until the end of 2010.
It must also be noted that Mortlock League also includes a hockey competition which involves all clubs mentioned above. Teams compete in a home and away season of 14 rounds with a number of bye's and one week during the season dedicated to playing country week football against other south-western country leagues. The season ends with a finals campaign including the top 4 teams from the home and away rounds. Notable players that have previously played in the Mortlock Football League include Nicky Winmar, Willy Dick, Josh Carr, Matthew Carr, Dion Woods, Antoni Grover and Lance Franklin.