Rathje may refer to:
Peotone Mill, formerly known as the Rathje Mill, an historic mill in Peotone, Illinois, United States
People with the surname Ellen Rathje, American civil engineer Mike Rathje (born 1974), Canadian ice hockey player Norm Rathje (1936–2011), American football player and coach Tor Rathje Eckhoff (1964–2021), Norwegian YouTuber S. Louis Rathje (born 1939), American judge William Rathje (1945–2012), American archaeologist and professor
See also Rathjen, a surname