Bonnie Crombie

Bonnie Crombie
Crombie in 2017
Leader of the Ontario Liberal Party
Assumed office
December 2, 2023
Preceded byJohn Fraser (interim)
6th Mayor of Mississauga
In office
December 1, 2014 – January 12, 2024
Preceded byHazel McCallion
Succeeded byCarolyn Parrish
Mississauga City Councillor
In office
September 26, 2011 – December 1, 2014
Preceded byEve Adams
Succeeded byCarolyn Parrish
ConstituencyWard 5 (Britannia Woods-Malton)
Member of Parliament
for Mississauga—Streetsville
In office
October 14, 2008 – May 2, 2011
Preceded byWajid Khan
Succeeded byBrad Butt
Personal details
Born
Bonnie-Michelle Teresa Bernadette Stack

(1960-02-05) February 5, 1960 (age 64)
Toronto, Ontario, Canada
Political partyOntario Liberal
Other political
affiliations
Spouse
Brian Crombie
(m. 1984; div. 2020)
Children3
Residence(s)Mississauga, Ontario, Canada
Alma mater
Profession
  • Businesswoman
  • politician
Signature
Websitewww.bonnieforontario.ca

Bonnie-Michelle Teresa Bernadette Stack Sawarna Crombie[1] (née Stack, formerly Sawarna;[2] born February 5, 1960) is a Canadian politician who has been the leader of the Ontario Liberal Party since December 2, 2023.

She previously served as the sixth mayor of Mississauga from December 1, 2014, until January 12, 2024, and as the member of Parliament (MP) for Mississauga—Streetsville from 2008 to 2011, sitting as a Liberal. From 2011 to 2014, she held the position of councillor for Ward 5 on Mississauga City Council and was a member of the Peel Regional Council. Crombie was elected as the mayor of Mississauga in the 2014 municipal election. She ran in the 2023 leadership election of the Ontario Liberal Party and won on the third ballot. She resigned as mayor on January 12, 2024, in order to focus on her leadership of the Ontario Liberal Party, triggering the 2024 Mississauga mayoral by-election.