Borduas is a provincial electoral district in the Montérégie region of Quebec, Canada that elects members to the National Assembly of Quebec. It notably includes the municipality of Beloeil, Mont-Saint-Hilaire and Otterburn Park.
It was created for the 1994 election from Verchères and Iberville.
In the change from the 2001 to the 2011 electoral map, it gained Saint-Antoine-sur-Richelieu, Saint-Charles-sur-Richelieu, Saint-Denis-sur-Richelieu, Sainte-Madeleine, Saint-Marc-sur-Richelieu, and Sainte-Marie-Madeleine from the Verchères electoral district.
In the 1995 Quebec referendum it voted 58% for Quebec independence.
^ Change is from redistributed results. CAQ change is from ADQ.
|-
|Liberal |Daniel Doucet |align="right"|9,981 |align="right"|33.76 |align="right"|+3.43
|-
|-
|Liberal |Yves Hennekens |align="right"|9,186 |align="right"|30.33 |align="right"|-8.14
|-
|Socialist Democracy |Sylvie Laperle |align="right"|274 |align="right"|0.90 |align="right"|–
|-
|Liberal |Laurier Thibault |align="right"|10,651 |align="right"|38.47 |-
|Independent |Stéphane Desmarteau |align="right"|1,037 |align="right"|3.75 |-
|Sovereignty |Danielle Gendron |align="right"|537 |align="right"|1.94