Monroe Jay Lustbader (January 15, 1931 – March 16, 1996) was an American Republican Party politician who was elected to three terms in the New Jersey General Assembly, serving in office from 1992 until his death, where he represented the 21st Legislative District. Born in Kearny, New Jersey, Lustbader attended New York University and the University of Mississippi, before receiving his degrees in law from Rutgers Law School. He was a resident of Millburn, New Jersey.