List of MPs who lost their seat in the 2015 Canadian federal election

This is a list of MPs that lost their seat at the 2015 Canadian federal election. Outgoing incumbents are identified by their party affiliation at dissolution.

• Bold indicates Cabinet Minister or member of Opposition shadow cabinet
• ‡ means that Incumbent was originally from a different riding

• ^a Sat as NDP at dissolution; joined and ran for the Green Party after writ was issued.
• ^b Sat as Conservative until resigning from the party in 2013.
• ^c Sat at Liberal until expulsion from the party in 2014.
• ^d Ran for the New Democratic Party.
• ^e Ran for Strength in Democracy.

1. 45th Canadian federal election
2. 2015 Canadian federal election
3. 2021 Canadian federal election
4. Results breakdown of the 2021 Canadian federal election
5. 1993 Canadian federal election
6. 1984 Canadian federal election
7. List of Canadian federal general elections
8. List of federal by-elections in Canada
9. Results of the 2015 Canadian federal election
10. 2004 Canadian federal election
11. List of MPs who lost their seat in the 2011 Canadian federal election
12. Unseating
13. 2011 Canadian federal election
14. 1945 Canadian federal election
15. 2019 Canadian federal election
16. 2024 United Kingdom general election
17. List of federal political parties in Canada
18. List of MPs who stood down at the 2015 Canadian federal election
19. Opinion polling for the 2015 Canadian federal election
20. Lists of members of the Canadian House of Commons