California's 37th congressional district special election, 2007 was held on August 21, 2007 to replace the seat of Congresswoman Juanita Millender-McDonald, who died of cancer on April 22, 2007. California State Assemblymember Laura Richardson received the plurality of votes in an open primary election on June 26. Since no candidate won a majority of votes in that contest, the special election was held on August 21, in which Richardson was the winner.