Thomas Emmet Hayden was an American social and political activist, author, and politician. Hayden was best known for his role as an anti-war, civil rights, and intellectual activist in the 1960s, authoring the Port Huron Statement and standing trial in the Chicago Seven case.
In later years, he ran for political office numerous times, winning seats in both the California Assembly and California Senate. At the end of his life he was the director of the Peace and Justice Resource Center in Los Angeles County. He was married to Jane Fonda for 17 years, and was the father of actor Troy Garity.