Bill de Blasio (born Warren Wilhelm, Jr.; May 8, 1961) is an American politician. He is the Mayor of New York City since 2014. He formerly served as the New York City Public Advocate from 2010 to 2013. Before that, he was a New York City Council member. He represented the 39th District in Brooklyn (Borough Park, Carroll Gardens, Cobble Hill, Gowanus, Kensington, Park Slope, and Windsor Terrace).