Gerald T. Whelan (May 14, 1925 – January 2, 1993) was an American politician who served as the 30th lieutenant governor of Nebraska from 1975 to 1979. Whelan was born in Hastings, Nebraska on May 14, 1925. He graduated from University of Nebraska–Lincoln, obtained a law degree from Creighton University, and practiced law in Hastings. In 1960, Whelan won the Democratic nomination to run for Nebraska's 1st congressional district, and lost to incumbent Republican Phillip Hart Weaver in the general election.