John or Jack Fowler may refer to:
Law and politics John Fowler (by 1520 – c. 1575), English member of parliament and courtier John Fowler (politician) (1756–1840), U.S. congressman from Kentucky John Edgar Fowler (1866–1930), U.S. congressman from North Carolina John Fowler (mayor) (born 1954), Australian mayor of South Sydney
Sports John Fowler (cricketer) (1850–1910), New Zealand cricketer Jack Fowler (footballer, born 1899) (1899–1975), Welsh footballer Jack Fowler (footballer, born 1902) (1902–1979), English footballer John Fowler (footballer, born 1933) (1933–1976), Scottish footballer
Others John Fowler (Catholic scholar) (1537–1578/9), English Roman Catholic scholar Sir John Fowler, 1st Baronet (1817–1898), British railway engineer John Fowler (agricultural engineer) (1826–1864), English steam engine pioneer Sir John Fowler (British Army officer) (1864–1939) John Gordon Fowler (1905–1971), United States Air Force general John Beresford Fowler (1906–1977), British interior designer Jack Fowler (musician), American rock musician
Other uses John Fowler & Co., British engineering company
See also Sir John Fowler Leece Brunner, 2nd Baronet (1865–1929), British politician