Lachance is a surname, and may refer to:
- Arthur Lachance (1868-1945), Canadian politician
- Candy LaChance (1870-1932), American professional baseball player
- Claude-André Lachance (born 1954), Canadian lawyer and politician
- Michel Lachance (born 1955), Canadian professional hockey player
- Scott Lachance (born 1972), American professional hockey player
- Walter William LaChance (1870- ?), Canadian architect
| This page or section lists people with the surname Lachance. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link. |