William J. Maguire (June 12, 1916 – October 2, 1997) was an American Republican Party politician who served in the New Jersey General Assembly from 1976 to 1982.
Born in North Attleborough, Massachusetts, Maguire attended Barringer High School and Rutgers University.
[1] He served as Mayor of Clark, New Jersey from 1960 to 1968 and as a member of the Union County Board of Chosen Freeholders from 1970 to 1976.
[2] Maguire was elected to the State Assembly in 1975, running with future Governor Donald DiFrancesco; they defeated incumbent Democrat Betty Wilson and her running mate, William A. Wolf, the Rahway Democratic Municipal Chairman.
[4] He was re-elected to the Assembly, with future Congressman Bob Franks as his running mate.