Edwin Mah Lee (李孟賢; May 5, 1952 – December 12, 2017) was an American politician and attorney who served as the 43rd Mayor of San Francisco, and was the first Asian American to hold the office.Born in Seattle, Lee was a member of the Democratic Party. He took office as San Francisco city administrator in 2005 and was appointed on January 11, 2011 by the Board of Supervisors to serve out the remaining term of former Mayor Gavin Newsom after Newsom resigned to become Lieutenant Governor of California. On November 8, 2011, he won the election to serve a full term as mayor. He was reelected in 2015 and served until his sudden and unexpected death on December 12, 2017.
He is also known as Edwin M. Lee, Edwin Mah Lee, Edwin Lee and Li Mengxian.