Nels Nelson

Nels Nelson may refer to:


 * Nels C. Nelson (1875–1964), Danish-American archaeologist
 * Nels Nelson (politician) (1917–1992), Canadian Member of Parliament
 * Nels Nelsen (1894–1943), Norwegian–Canadian ski jumper
 * Nels David Nelson (1918–2003), American mathematician and logician
 * Nels H. Nelson (1903–1973), United States Marine Corps general