Sankar Das Sarma (/ˈʃæŋkɑːr dæʃ ˈʃɑːrmə/) is an India-born American theoretical condensed matter physicist, who has worked in the broad research topics of theoretical physics, condensed matter physics, statistical mechanics, quantum physics, and quantum information. He has been a member of the Department of Physics at University of Maryland, College Park since 1980.