Peter Hansen
Peter Hansen may refer to:
- Peter Hansen (actor) (1921–2017), American actor
 - Peter Hansen (American football), American football coach at Stanford University
 - Peter Hansen (basketball) (born 1965), American basketball player
 - Peter Hansen (painter) (1868–1928), Danish painter
 - Peter Hansen (politician), New Hampshire politician
 - Peter Hansen (rower) (1921–?), Danish rower
 - Peter Hansen (SS officer), SS soldier, commander of the 29th and 15th Waffen Grenadier Division of the SS
 - Peter Hansen (UN) (born 1941), Danish relief worker
 - Peter Allan Hansen (1944–2012), Danish classical philologist
 - Peter Andreas Hansen (1795–1874), Danish astronomer
 - Peter J. Hansen (born 1956), American animal scientist
 - Peter O. Hansen (1818–1895), translator of the Book of Mormon into Danish
 - Peter Reinhard Hansen (born 1968), Danish economist at the Stanford University