View source for Baron St John

{{short description|Barony in the Peerage of England}}

{{Use dmy dates|date=April 2022}}
{{Unreferenced|date=May 2021}}
[[File:St. John arms.svg|thumb|200px|Arms of St John: ''Argent, on a chief gules two mullets or'']]
'''Baron St John''' may refer to several different peerage titles:

==Peerage of England==
===Baron St John of Lageham===
Created 1299 and dormant since 1353 (Lagham Manor, Surrey)
*John St. John, 1st Baron St. John of Lageham (d. 27 Jun 1316) m. Beatrix (Broy?)(St. John) Gyse
*John St. John, 2nd Baron St. John of Lageham (d. 16 Jun 1322) m. Margery Gyse
*John St. John, 3rd Baron St. John of Lageham (b. calculated 1309) m. Katherine de Say
*Roger St. John, 4th Baron St. John of Lageham (d. 28 Mar 1353); died without issue. The Barony became dormant and the manor of Lageham passed to descendants of his brothers.

===Baron St John of Basing===
{{main|Baron St John of Basing}}
Created 1299 and abeyant since 1429

===Baron St John===
Created 1539 and merged since 1551 with the [[Marquess of Winchester|Marquessate of Winchester]]

===Baron St John of Bletso===
{{main|Baron St John of Bletso}}
Created 1559
*[[Oliver St John, 1st Baron St John of Bletso]] (d. 1582)
*[[John St John, 2nd Baron St John of Bletso]] (d. 1596)
*[[Oliver St John, 3rd Baron St John of Bletso]] (c. 1540–1618)
*[[Oliver St John, 1st Earl of Bolingbroke]] (4th Baron St John of Bletso) (d. 1646) (created Earl of Bolingbroke in 1624)

{{St John and Villiers family tree}}

==Peerage of Great Britain==
* [[Baron St John of Lydiard Tregoze]], created 1712, as a subsidiary title of the Viscountcy of Bolingbroke
* [[Baron St John of Battersea]], created 1716 as a subsidiary title of the Viscountcy of St John

==Peerage of the United Kingdom==
* [[Baron St John of Fawsley]], life peerage 1987–2012

[[Category:Baronies in the Peerage of England|St John]]
[[Category:Dormant baronies in the Peerage of England|St John]]
[[Category:Noble titles created in 1299|Saint John of Lageham]]