Robert Hansen (disambiguation)
Robert Hansen (1939–2013) was an American serial killer.
Robert Hansen may also refer to:
- Robert Hansen (actor) (born 1979), Danish actor
 - Robert B. Hansen (1925–2005), Attorney General of Utah
 - Robert Emil Hansen (1860–1926), Danish composer and cellist
 - Robert W. Hansen (1911–1997), American jurist from Wisconsin
 - Robert Hansen Jr., Australian rules footballer
 - Robert Hanssen (born 1944) FBI, spy
 - Bob Hansen (born 1961), American basketball player
 - Bob Hansen (baseball) (born 1948), Major League Baseball first baseman
 
See also
- Robert Hanssen (1944–2023), FBI agent and KGB spy
 - Bob Hansson (born 1970), Swedish poet and author
 - Robert Hanson (disambiguation)