William Fowler may refer to:
Politicians William Fowler (MP for Cambridge) (1828–1905), English MP and barrister William Fowler (MP for Wycombe), English justice of the peace and member of parliament for Wycombe, 1431 Wyche Fowler (William Wyche Fowler, Jr., born 1940), American politician and diplomat William Fowler (Brothertown Indian) (1815–1862), first non-white Wisconsin legislator; killed in the U.S. Civil War William Fowler (New Hampshire politician), member of the New Hampshire House of Representatives
Sports William Herbert Fowler (1856–1941), English amateur cricketer and golf course architect, also known as Bill Bill Fowler (cricketer, born 1959), English cricketer
Military William M. Fowler (born 1944), American naval historian W. M. W. Fowler (William Menzies Weekes Fowler, 1914–1977), English Royal Air Force pilot
Others William Fowler (artist) (1761–1832), English artist William Fowler (architect) (1824–1906), Scottish architect William Fowler (makar) (c. 1560–1612), Scottish writer William Chauncey Fowler (1793–1881), American scholar William Fowler (Mormon) (1830–1865), Latter-day Saints hymn writer William Weekes Fowler (1849–1923), English entomologist who wrote the Coleoptera of the British Islands William Alfred Fowler (1911–1995), American astrophysicist who studied nuclear reactions in stars William Hope Fowler (1876–1933), Scottish physician and pioneer of radiology William Warde Fowler (1847–1921), English historian and ornithologist William Henry Fowler (1854–1932), founder of Fowler's Calculators William Fowler, a fictional character in the animated series Transformers: Prime
See also William Fowler Mountford Copeland, horticulturalist