Peter Nelson

Peter Nelson may refer to:


 * Peter Nelson (actor) (born 1959), American actor
 * Peter Nelson (b. 1852) (1852–1928), Danish-born American politician
 * Peter Nelson (b. 1861) (1861–1938), Norwegian-born American politician
 * Peter Nelson (cyclist) (1931–1977), Australian cyclist
 * Peter Nelson (researcher), American professor and artificial intelligence researcher
 * Peter Nelson, 9th Earl Nelson (1941–2009), British peer
 * Peter Nelson Mwanza (born 1937), Malawian politician
 * Peter Nelson (rugby union) (born 1992), Northern Irish rugby player
 * Peter C. Nelson (1948–2013), American politician
 * Peter Nelson (cricketer, born 1918) (1918–1992), English cricketer
 * Peter Nelson (cricketer, born 1913) (1913–1998), English cricketer and British Army officer