Denis Lebel (born May 26, 1954) is a Canadian federal politician and former mayor of Roberval, Quebec and former Deputy Leader of the Federal Opposition.
Lebel was born in Roberval, Quebec.
Lebel was elected to the House of Commons of Canada on September 17, 2007, in the Roberval—Lac-Saint-Jean by-election, as a member of the Conservative Party.
Four years later, it emerged that he had been an active member of the Bloc Quebecois from 1993 to 2001.
It has also been reported that Quebec Liberal Premier Philippe Couillard is interested in recruiting Lebel to run for the Liberals in the next Quebec general election, expected in 2018 but did not run.