Saag or Saág is a surname. Notable people with the surname include:
Andres Saag (born 1955), Estonian mycologist Gudbrand Gregersen de Saág (1824–1910), Hungarian engineer Harry Van Der Saag (born 1999), Australian soccer player Kaimar Saag (born 1988), Estonian footballer Lauri Saag (born 1977), Estonian geneticist Michael Saag (born 1955), American researcher
See also
SAAG (disambiguation)