Nancy Pelosi is 83 years and 8 month(s) old. She was born in 26 Mar, 1940. Nancy Patricia D'Alesandro Pelosi born March 26, 1940. She is an American politician serving as the Minority Leader of the United States House of Representatives since 2011, representing most of San Francisco, California. She previously served as the 52nd House Speaker from 2007 to 2011, the only woman to do so. As Speaker, she attained the highest congressional rank of any female politician in American history.