Winchester is a historic city in southern England.

Winchester may also refer to:

• Winchester (UK Parliament constituency)
• Winchester Cathedral
• Diocese of Winchester
• Bishop of Winchester
• Winchester College
• City of Winchester, the local government district containing Winchester
• University of Winchester

• Henry of Winchester (1207–1271), who would become King Henry III of England
• Henry of Winchester (1101–1171), also known as Henry of Blois, the Bishop of Winchester
• Benjamin Winchester (1817–1901), early leader in the Latter Day Saint movement
• Boyd Winchester (1836–1923), United States Representative from Kentucky
• Brad Winchester (born 1981) American professional ice hockey player
• Caleb Thomas Winchester (1847–1920), professor for English literature at Wesleyan University, Middletown, Connecticut
• Charles Alexander Winchester (?-1883) consul of the United Kingdom in Shanghai
• Colin Winchester (1933–1989), highest-ranking officer to be murdered in Australian policing history
• Elhanan Winchester (1751–1797), preacher
• Ernie Winchester (1944–2013), Scottish footballer
• Ian Winchester (born 1973), discus thrower from New Zealand
• Jack Winchester (disambiguation)
• Jesse Winchester (1944–2014), stage name of musician James Ridout Winchester
• Jesse Winchester (ice hockey) (born 1983), Canadian professional ice hockey player
• John de Winchester (d. 1460), bishop of Moray
• Jude Winchester, Northern Irish footballer
• Mary Winchester (Zoluti) (1865–1955), English girl kidnapped by Mizos
• Olive Winchester (1879–1947), pioneer biblical scholar and theologian in the Church of the Nazarene
• Oliver Winchester (1810–1880), largest stockholder of the Winchester Repeating Arms Company
• Sarah Winchester (1837–1922), wife of William Winchester and builder of the Winchester Mystery House
• Scott Winchester (born 1973), American former Major League Baseball player
• Shurwayne Winchester (born 1974), soca artist from Trinidad and Tobago
• Simon Winchester (born 1944), author and journalist
• William Wirt Winchester (1838–1881), son of Oliver Winchester

• Major Charles Emerson Winchester III, a character in the television series M*A*S*H
• Dean Winchester, a character in the television series Supernatural
• John Winchester (Supernatural), a character in the television series Supernatural
• Mary Winchester (Supernatural), a character in the television series Supernatural
• Sam Winchester, a character in the television series Supernatural

• Winchester, Arkansas
• Winchester, California
• Winchester (San Jose), a neighborhood of San Jose, California
• Winchester Transit Center, a light rail station in Campbell, California
• Winchester, Connecticut
• Winchester, Georgia
• Winchester, Idaho
• Winchester, Illinois
• Winchester, Indiana
• Winchester, Iowa
• Winchester, Kansas
• Winchester, Kentucky
• Winchester-on-the-Severn, Maryland
• Winchester, Massachusetts
• Winchester, Michigan
• Winchester, Mississippi
• Winchester, Missouri
• Winchester, Clark County, Missouri
• Winchester, Nevada
• Winchester, New Hampshire, a New England town
  • Winchester (CDP), New Hampshire, the main village in the town
• Winchester, Adams County, Ohio
• Winchester, Jackson County, Ohio
• Winchester, Richland County, Ohio
• Winchester, Oklahoma
• Winchester, Woods County, Oklahoma
• Winchester, Oregon
• Winchester, Tennessee
• Winchester, Texas
• Winchester, Virginia
• Winchester, Grant County, Washington, an unincorporated community
• Winchester, Vilas County, Wisconsin, a town
  • Winchester (community), Vilas County, Wisconsin, unincorporated community within the town
• Winchester, Winnebago County, Wisconsin, a town
• Winchester, Wyoming

• 747 Winchester, an asteroid
• Winchester, Ontario, Canada
• Winchester, New Zealand
• Municipality of Deloraine-Winchester, Manitoba, Canada
• Rural Municipality of Winchester, Manitoba, now incorporated into Deloraine-Winchester.

• Winchester, code name for an Athlon 64 processor model
• Winchester disk, a once-common generic name for hard disks, from the code name for the early IBM 3340 storage system
• Winchester connector, a connector for wideband modems located on layer 1 on the OSI model, specified in the ITU-T Recommendation V.35 standard and later in Rec. V.11

• The Winchesters, a U.S. fantasy television series, spin-off of the WB/CW show Supernatural
• The Winchester, a fictional English pub in the movie Shaun of The Dead
• Winchester '73, an American Western movie released in 1950 starring James Stewart, remade as a made-for-TV film in 1967
• Winchester (film), a 2018 American horror film

• Winchester Repeating Arms Company, manufacturer of Winchester firearms
  • Winchester rifle, a lever-action rifle popular in the US since the mid-19th century
  • 9×23mm Winchester, a centerfire pistol cartridge (introduced c. 1996)

• HMS Winchester, a name used seven times for Royal Navy warships from 1693–1946
• USS Winchester (SP-156), a United States Navy patrol vessel in commission from 1917–1919
• Winchester, the class name for the military BHC SR.N6

• Winchester measure, an archaic set of weights and measures
• Winchester quart, an archaic measure of volume

• Book of Winchester (also known as the Domesday Book), the record of the great survey of England completed in 1086 for William I
• Winchester (bottle), used in laboratories for the storage of corrosive chemicals
• Winchester Mystery House, a well-known mansion in San Jose, California, United States
• The Winchester, Highgate, a London pub, England, United Kingdom

• All pages with titles beginning with Winchester
• All pages with titles containing Winchester