Dennis T. Gorski (born July 20, 1944) is a retired politician in New York and an ex-Marine. A resident of Cheektowaga, New York, Gorski is a former County Executive of Erie County, New York, which includes Buffalo, New York and many of its suburbs. He was the first Democrat elected Erie County Executive and the first Erie County Executive elected to three four-year terms. Gorski was an Erie County Legislator and a member of the New York State Assembly prior to three-term service as county executive. During his second term as County Executive, he ran for Congress to succeed Democrat Henry Nowak, but he was defeated in the general election by Republican Jack Quinn.