Margaret Aileen Carroll PC (née O'Leary; June 1, 1944 – April 19, 2020) was a Canadian politician.
She served as a member of the House of Commons from 1997 to 2006 who represented the ridings of Barrie—Simcoe—Bradford and Barrie.
[1][2] In 1997, Carroll won the Liberal nomination for the newly created riding of Barrie—Simcoe—Bradford.
She retained that portfolio until the Liberals were defeated in 2006, when she lost her seat to her 2004 challenger Patrick Brown.
Carroll supported Michael Ignatieff during the 2006 Liberal Party of Canada leadership election, serving as his Ontario campaign co-chair with former DFAIT cabinet colleague Jim Peterson.