John Long
John Long is the name of:
- John Long (North Carolina ) ( 1785-1857 ), American politician
- John Long ( climber ) ( born 1953 ), American rock climber and author
- John B. Long (1843-1924), American politician (Texas )
- John D. Long (1838-1915), American politician (Massachusetts )
- John Harper Long (1856-1918), American chemist
- John Luther Long (1861-1927), American lawyer and writer
- John Long (basketball player) ( born 1956 ), American basketball player
- Disambiguation