The St John Baronetcy, of Lydiard Tregoze in the County of Wiltshire, was created in the Baronetage of England on 22 May 1611.
[1] For more information on this creation, see Viscount Bolingbroke and St John.
The St John Baronetcy, of Woodford in the County of Northampton, was created in the Baronetage of England on 28 June 1660.
For more information on this creation, see Baron St John of Bletso.
The St John Baronetcy, of Longthorpe in the County of Northampton, was created in the Baronetage of Great Britain on 10 September 1715 for Francis St John.