Richard Juien-Dah Pan (born October 28, 1965) is an American Democratic politician and physician who is currently serving in the California State Senate representing the 6th Senate district, which encompasses parts of Sacramento and Yolo counties. He is also a practicing pediatrician. Pan is Chair of the California Asian American & Pacific Islander Legislative Caucus. Prior to being elected to the State Senate in 2014, he was a member of the California State Assembly representing the 5th Assembly District, and after the 2010 redistricting, the 9th Assembly District.