Bruce—Grey—Owen Sound (formerly known as Bruce, Bruce—Grey and Grey—Bruce—Owen Sound) is a federal electoral district that has been represented in the Canadian House of Commons since 1935.

The riding has always been a swing riding, that has become more conservative in the last 10 years. It has produced many close results over the years.

The district was created in 1933 from Bruce North and Bruce South and was known as "Bruce" riding. Its name was changed in 1975 to "Bruce—Grey", to "Bruce—Grey—Owen Sound" in 2000, to "Grey—Bruce—Owen Sound" in 2003, and to Bruce—Grey—Owen Sound in 2004.

This riding was left unchanged after the 2012 electoral redistribution.

This riding has elected the following Members of Parliament:

Note: Conservative vote is compared to the total of the Canadian Alliance vote and Progressive Conservative vote in 2000 election.

Note: Canadian Alliance vote is compared to the Reform vote in 1997 election.

Note: Progressive Conservative vote is compared to "National Government" vote in 1940 election.

Note: "National Government" vote is compared to Conservative vote in 1935 election.

Riding history from the Library of Parliament:

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