LeMahieu is a French surname. Notable people with the surname include:
- Daniel LeMahieu (1946–2022), American politician from Wisconsin
- Devin LeMahieu (born 1972), American politician from Wisconsin
- DJ LeMahieu (born 1988), American baseball player with Wisconsin roots
Surname listThis page lists people with the surname LeMahieu. 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. Categories: