John Nielsen

John Nielsen may refer to:

• John Nielsen (footballer, born 1911)
• John Nielsen (footballer, born 1946), Danish player
• John Nielsen (footballer, born 1972), Danish player
• John Nielsen (racing driver) (born 1956), Danish auto racer
• John M. Nielson (born 1943), American minister in the Church of the Nazarene
• John Nielsen (born 1961), American nature writer and NPR science reporter, see National Outdoor Book Award

See also

• John Neilson (disambiguation)
• John Nielsen-Gammon (born 1962), American meteorologist, climatologist and academic
• Timothy John Nielsen (born 1968), English-born Australian first-class cricketer
• Nielsen (disambiguation)