Willie Doonan (16 April 1920 – August 1976) was a Gaelic footballer who played for the Cavan county team.
Doonan served with the British Army in Italy during World War 2.
He was selected for Cavan in the Ulster campaign and subsequent All-Ireland Final defeat to Cork.
He was also a noted soccer player and played for Dundalk for a couple of seasons missing out on Cavan's All Ireland final defeat to Meath in 1949.
He later returned to England for a period of 15 years but came home to assist the Cavan Gaels as Team Manager in their League win of 1971.