Gary Thomas Dilweg (born January 3, 1937) is an American politician, teacher, and businessman.

Born in Green Bay, Wisconsin, Dilweg received his bachelor's degree from the United States Naval Academy in 1960 and then went to the University of Texas Law School from 1964 to 1966.

Dilweg was a sales manager, engineer and high school teacher.

[2] His mother, Eleanor Coleman Dilweg (1906-1978) was an Olympic swimmer from Milwaukee and a former world record holder.

This article about a Republican Party member of the Wisconsin State Assembly born in the 1930s is a stub.