Bill de Blasio is an American politician who is the 109th and current mayor of New York City. From 2010 to 2013, he was New York City's public advocate. He formerly was a New York City Council member, representing the 39th district in Brooklyn, which contains Borough Park, Carroll Gardens, Cobble Hill, Gowanus, Kensington, Park Slope, and Windsor Terrace. De Blasio, the Democratic Party nominee for mayor of New York City in the 2013 election, defeated Republican Joe Lhota with more than 73 percent of the vote. De Blasio is the first Democratic mayor of the city since David Dinkins, from 1990 to 1993.