John Rowland may refer to:
- Bo Rowland (1903–1964), American football player and coach, basketball player
- John A. Rowland California pioneer
- John G. Rowland (born 1957), American (former) Governor of Connecticut
- John Sharpe Rowland, 19th-century American politician
- John Rowland (diplomat), (1926–1996) Australian diplomat
- John Rowland (footballer, born 1936), Welsh footballer
- John Rowland (footballer, born 1941), English footballer
- John Rowland (MP), represented Winchelsea (UK Parliament constituency)
- John Rowland (Unitarian author), English author and editor associated with the Unitarian Church