- , also known as ''John of Jerusalem'', who baptised Jesus at the start of Jesus' ministry.
- , one of the twelve Apostle s of Jesus , who is traditionally (but controversially) identified with the Evangelist, below (''see Authorship Of The Johannine Works '').
- --- , to whom the Gospel Of John is attributed, often along with 1 John , 2 John , 3 John , and Revelation . Another name given to the author of the Book of Revelation is John Of Patmos .
or '''St. John''' may also refer to the following people, places, institutions or organizations:
- Saint John Chrysostom (347-407), Archbishop of Constantinople
- Saint John Cassian (c. 360-433)
- Saint John I, Pope John I (523-526)
- Saint John Of Ephesus (c. 505 - c. 585)
- Saint John Climacus (c. 579-649), also known as John of the Ladder, John Scholasticus and John Sinaites
- Saint John Of Damascus (c. 676-749), revered Father of the Church
- Saint John Of Beverley (d. 721) in Beverley , England.
- Saint John Of Rila (876 - c. 946), also known as Ivan Rilski, Bulgarian hermit
- Saint John Of Matha (1169-1218), French founder of the Trinitarian Order
- Saint John Of Nepomuk (c. 1340-1396)
- Saint John Of Capistrano (1386-1456), also known as Giovanni da Capistrano
- Saint John Fisher (1469-1535), Bishop of Rochester, professor at Cambridge
- Saint John Of God (1495-1550)
- Saint John Of Avila (1500-1569)
- Saint John Of The Cross (1542-1591), Spanish mystic
- Saint John Sarkander (1576-1620), Moravian priest
- Saint John Baptist De La Salle (1651-1719), the patron saint of teachers (also known by his French name, Jean-Baptiste de la Salle)
- Saint John Neumann (1811-1860), Bishop of Philadelphia
- Saint John Bosco (1815-1888), also known as Giovanni Melchior Bosco
- Oliver St. John (c. 1598-1673), English statesman and judge
- Henry St John, 1st Viscount Bolingbroke (1678–1751), English statesman and philosopher
- John St. John (1833-1916), U.S. politician
- Ian St. John , former footballer and now pundit
- Austin St John , American actor
- Bridget St. John , British singer
- Kate St. John , British musician and composer
- Spencer St. John , British Consul in Brunei (19th century)
- Thomas St. John , U.S. Orthopaedic Surgeon
- St. John, Indiana
- St. John, Kansas
- St. John, Maine
- St. John, Missouri
- St. John, North Dakota
- St. John, Washington
- St. Johns, Arizona
- St. Johns County, Florida
- St. Johns River , Florida
- St. Johns, Michigan
- St. Johns, Illinois
- Saint John, United States Virgin Islands
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