Daniel Roy LeMahieu (November 5, 1946 – February 18, 2022) was an American politician and legislator in Wisconsin.

LeMahieu served in the United States Army from 1969 to 1971.

[2][3] Devin LeMahieu, a member of the Wisconsin Senate, is his son.

LeMahieu died in Green Bay, Wisconsin, on February 18, 2022, at the age of 75.

This article about a Republican Party member of the Wisconsin State Assembly born in the 1940s is a stub.