Joseph Nestor Mondello (born February 13, 1938) is an American politician and diplomat who is the current United States Ambassador to Trinidad and Tobago.
He previously served as Chairman of the New York Republican State Committee until September 2009 and as the chairman of the Nassau County Republican Committee from 1983 to May 24, 2018.Mondello is a lawyer with the firm of Berkman, Henoch, Peterson and Peddy of Garden City, New York, and holds the rank of Major General in the New York Guard.
Prior to being elected state chairman, he served as the head of the Nassau County Republican Committee for twenty three years.
He is a former Town supervisor of Hempstead, New York, as well as an attorney, college professor, high school teacher and probation officer.
He served as deputy commander of the New York Guard, and also served in the United States Army, Navy, and Air Force.