Frederick P. Kessler was born January 11, 1940 in Milwaukee, Wisconsin. He is a graduate of Milwaukee Lutheran High School and the Capitol Page School in Washington D.C. Fred was first elected to the State Assembly in 1960 when he was 21 years old. He became the youngest person ever to serve in the legislature up to that time. In 1962 he received a B.A. from the University of Wisconsin-Madison. Two years later, he was re-elected to the Assembly, where he served for eight years. In 1966, Fred received his law degree (LLB) from the University of Wisconsin-Madison. After leaving the Assembly, Fred served as a Milwaukee County Judge from 1972 to 1978 and a Milwaukee County Circuit Court Judge for a total of five years. In 2004, Fred was once again elected to the Wisconsin State Assembly and has been serving ever since.
Fred is married to Appeals Court Judge Joan Kessler. They have two adult daughters. He and his wife provide annual scholarships to graduates of four Milwaukee area high schools to continue their education at the University of Wisconsin-Milwaukee. He also is involved in multiple organizations throughout the Milwaukee area and recently received the 2013 Lifetime Service Award from the German Immersion Foundation.