| 1957 Canadian federal election: Laval | ||||||||
|---|---|---|---|---|---|---|---|---|
| Party | Candidate | Votes | % | ±% | ||||
| Liberal | Léopold Demers | 26,254 | 60.6 | -10.2 | ||||
| Independent | Rodrigue Bourdages | 10,333 | 23.9 | |||||
| Progressive Conservative | Alexandre Joly | 5,525 | 12.8 | -14.0 | ||||
| Co-operative Commonwealth | Gisèle Couture | 1,205 | 2.8 | +0.4 | ||||
| Total valid votes | 43,317 | 100.0 | ||||||