William Porter

William Porter may refer to:

Law and politics

William Dennison Porter (1810–1883), South Carolina lieutenant governor
William Porter (Attorney General) (1805–1880), attorney-general of the Cape Colony
William Field Porter (1784–1869), New Zealand politician
William G. Porter, American police officer
William J. Porter (1914–1988), American diplomat; former ambassador to Canada and Saudi Arabia, among others
William Archer Porter (1825–1890), British lawyer and educationist
William Haldane Porter (1867–1944), British civil servant
William Porter (died c. 1593), member (MP) of the Parliament of England for Grantham, Bletchingley, and Helston
William Porter (fl. 1388), member of parliament (MP) for Southwark
William Porter (died 1436), MP for Cambridgeshire
William W. Porter (1856–1928), American attorney and legal author
William Wood Porter (1826–1907), American military officer and jurist
William Thomas Porter (1877–1928), British barrister and colonial judge

William Townsend Porter (1862–1949), American physician, physiologist, and medical educator
William Henry Porter (surgeon) (1790–1861), president of the Royal College of Surgeons in Ireland

William D. Porter (1808–1864), flag officer of the United States Navy
- USS William D. Porter (DD-579), ship named after him
William N. Porter (1886–1973), U.S. Army Major General and chief of the Army Chemical Warfare Service during World War II
William Wood Porter (1826–1907), American military officer and jurist

William Porter (organist) (born 1946), American organist and improviser
Willy Porter (born 1964), American singer-songwriter
Billy Porter (William Ellis Porter II, born 1969), American singer, actor, writer and director

William Porter (bishop) (1887–1966), English Roman Catholic archbishop in present-day Ghana
William Henry Porter (writer) (1817–1861), American minister and writer

William H. Porter (1861–1926), banker in New York City
William Porter (hurdler) (1926–2000), American track and field hurdler
William Porter (hurdler, born 1973), American hurdler, bronze medalist in the 400 m hurdles at the 1992 World Junior Championships in Athletics
William Sydney Porter (1862–1910), American writer who used the pen name O. Henry
- William Sydney Porter Elementary School, school in Greensboro, North Carolina
William T. Porter (1809–1858), American writer and founder of Spirit of the Times
William A. Porter (1928–2015), American businessman and entrepreneur, founder of E*TRADE
Bill Porter (salesman) (William Douglas Porter, 1932–2013), American salesman with cerebral palsy
Willie Porter (English footballer) (William Alfred Porter, 1884–?)
Willie Porter (Scottish footballer) (William Porter, fl. 1913–24)
Will Porter (William Porter, born 1998), English rugby union player