| Viscountcy Bolingbroke | |
|---|---|
  Arms of St John: Argent, on a chief gules two mullets or | |
| Creation date | 7 July 1712 |
| Created by | Queen Anne |
| Peerage | Peerage of Great Britain |
| First holder | Henry St John |
| Present holder | Nicholas Alexander Mowbray St. John, 9th Viscount Bolingbroke, 10th Viscount St John |
| Remainder to | the 1st Viscount's heirs male of the body lawfully begotten, with remainder, failing his own male issue, to his father and the heirs male of his body. |
| Subsidiary titles | Viscount St John Baron St John of Lydiard Tregoze Baron St John of Battersea St John baronets, of Lydiard Tregoze |
Viscount Bolingbroke[a] is a current title in the Peerage of Great Britain created in 1712 for Henry St John. He was simultaneously made Baron St John, of Lydiard Tregoze in the County of Wilts. Since 1751, the titles are merged with the titles of Viscount St John and Baron St John in the same peerage.
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