John Culpepper was an American politician.
John Culpepper, Culpeper or Colepeper may also refer to:
- John Colepeper, 1st Baron Colepeper (c. 1600–1660), English Royalist landowner, military adviser, politician, Chancellor of the Exchequer, Master of the Rolls and influential counsellor of King Charles I during the English Civil War
- John Culpeper (died 1414), English knight
- John Culpeper, leader of Culpeper's Rebellion in 1677 in the province of Carolina in North America
- J. Broward Culpepper, John Broward Culpepper (1907–1990), influence on university education in Florida
- Brad Culpepper, John Broward Culpepper (born 1969), American National Football League player
- John Culpepper (MP) for Rutland (UK Parliament constituency)