Alfred Benedict DelBello (November 3, 1934 – May 15, 2015) was an American politician and lawyer from New York. A registered Democrat, he served as the Lieutenant Governor of New York from 1983 to 1985. DelBello was the first Democrat to be elected Westchester County Executive, an office he held from 1974 until 1982, when he stepped down to become Lieutenant Governor. He began his political career as a city councilman in Yonkers, New York.