William Harrison
William Harrison may refer to:
- William Henry Harrison, ninth president of the United States in 1841
Politicians
- William Harrison (Canadian politician), saddlemaker, historian and reeve of Richmond Hill, Ontario
- William Harrison (MP), English Member of Parliament and Royalist soldier
- William Harrison Jr., delegate for Maryland in the U.S. Continental Congress of 1786 and 1787
- William A. Harrison, Virginia politician, West Virginia founder and Supreme Court Justice
- William Alistair Harrison, Governor of Anguilla
- William B. Harrison, mayor of Louisville, Kentucky
- William C. Harrison, chairman of North Carolina board of education
- William H. Harrison (Wyoming politician), Wyoming politician in the state house of representatives
- William Henry Harrison III, American politician who served as a Republican U.S. representative from Wyoming
- William Henry Harrison (Canadian politician), Canadian politician in the Legislative Assembly of New Brunswick
- William Henry Harrison (Georgia politician), state legislator from Hancock County, Georgia
- William Henry Harrison (New Zealand politician), New Zealand politician
- Bill Harrison (politician), mayor of Fremont, California
Sportsmen
- William Harrison (cricketer, born 1838), English cricketer and British Army officer
- William Harrison (cricketer, born 1875), English cricketer and High Sheriff of Staffordshire
- William Harrison (footballer, born 1858), English footballer
- William Harrison (Welsh footballer), Wrexham F.C. and Wales international footballer
- William Hendy Harrison, English cricketer
- William Henry Harrison (cricketer), English cricketer
- Bill Harrison (ice hockey), American ice hockey coach
- Billy Harrison (Australian footballer), Australian rules footballer
- Billy Harrison (footballer, born 1886), English football player
- Billy Harrison (footballer, born 1901), English football player
- Billy Harrison (rugby league), rugby league footballer of the 1960s for New Zealand, and Wellington
- Will Harrison (rugby union), Australian fly-half
Clergymen
- William Harrison (Archpriest of England), English Roman Catholic priest
- William Harrison (bishop), Anglican bishop
- William Harrison (priest), English clergyman
- William P. Harrison, Methodist minister and theologian, Chaplain of the United States House of Representatives
Servicemen
- William Harrison (sea captain), British merchant navy officer
- William H. Harrison (USMC), United States Marine Corps general
- William Hardin Harrison, U.S. Army lieutenant general
- William Kelly Harrison, U.S. Navy officer and Medal of Honor recipient
- William Kelly Harrison Jr., U.S. Army officer
- William Leeming Harrison, Canadian fighter ace in World War I
Businessmen
- William B. Harrison Jr., former chairman and CEO of JP Morgan Chase
- William Henry Harrison (businessman), American general and businessman
- William Welsh Harrison, American businessman
- William Harrison (businessman), Texas businessman
Writers
- William Harrison (antiquary), English antiquarian writer on the history of the Isle of Man
- William Harrison (author), author of "Roller Ball Murder" and the screenplay for Rollerball
- William Harrison (poet), English poet and diplomat
Other
- William Harrison (instrument maker), son of John Harrison, inventor of the chronometer
- William Harrison (physician), American obstetrician
- William Harrison (singer), English tenor and opera impresario
- William B. Harrison (Alamo defender), Texas soldier
- William Harrison (vegetarian), English industrialist, activist, and writer
- William Greer Harrison, member of the Committee of Fifty after the 1906 San Francisco earthquake
- William Jerome Harrison, British geologist, science writer, and amateur photographer
- William Henry Harrison (architect), American architect in California
- "Victim" of a 1660 murder found alive two years later; see The Campden Wonder
- Grancer Harrison, plantation owner whose alleged ghost has been the subject of several stories
- Will Harrison (actor), American actor