Liam Buchanan is an Australian cricketer who represented Victoria in 2005 and 2006.
He is a brother of former Melbourne Renegades cricketer Meyrick Buchanan, and former Australian rules footballer, Amon Buchanan.
In 2002 Buchanan was a member of the Australian Cricket Academy.
Buchanan played for Melbourne Cricket Club and Geelong Cricket Club in Victorian Premier Cricket.