Susan Barbara Jeanes (born 24 February 1958) is an Australian politician.
She defeated Labor MP Gordon Bilney as part of the Liberal victory at the 1996 federal election, only to lose to Labor candidate David Cox at the closer-run 1998 federal election.
By the 2002 South Australian state election, the Liberal MP for the electorate of Fisher, Bob Such, had left the party and become an independent.
After her parliamentary career ended she worked as an advisor on climate change and energy policy to the then federal Environment and Heritage Minister Robert Hill.
She was later appointed chief executive officer of the Renewable Energy Generators of Australia (REGA) and is a director of the Climate Institute.