List of House members of the 42nd Parliament of Canada

This is a list of members of the House of Commons of Canada in the 42nd Canadian Parliament.

Members
Key:
 * Party leaders are italicized.
 * Cabinet ministers are in boldface.
 * The prime minister is both.
 * The speaker is indicated by "†".
 * Parliamentary secretaries is indicated by "".

Alberta

 * Resigned from caucus on August 31, 2017.
 * Conservative leader until May 27, 2017.

British Columbia

 * Expelled from caucus on April 2, 2019.

Ontario

 * Changed affiliation on September 17, 2018.
 * Resigned from caucus November 30, 2018.
 * Expelled from caucus on April 2, 2019.
 * Resigned from caucus November 7, 2018.
 * Resigned from caucus March 20, 2019.

Quebec

 * Resigned from caucus August 23, 2018. Changed affiliation on September 14, 2018.
 * Resigned from caucus February 28, 2017.
 * Changed affiliation on September 17, 2018.
 * Expelled from New Democratic caucus August 16, 2019; joined Green caucus on August 19, 2019.
 * Changed affiliation on June 6, 2018.
 * New Democratic leader until October 1, 2017.
 * Bloc Québécois leader until March 18, 2017.

Saskatchewan

 * Expelled from New Democratic caucus May 3, 2018; declared himself a member of the CCF on May 11, 2018.
 * Conservative leader since May 27, 2017.

Territories

 * Resigned from caucus May 31, 2016.

Changes since the 42nd election
The party standings have changed as follows:

Standings
The party standings in the House of Commons have changed as follows: