| Authorised form of name | Knowles; John (1781 - 1841) |
| Dates | 1781 - 1841 |
| Date of birth | 1781 |
| Place of death | Ashburton, Devon |
| Date of death | 21 July 1841 |
| Membership category | Fellow |
| Date of election | 05/07/1821 |
| Sources | Sources:
Bulloch's Roll; DNB |
| Virtual International Authority File | http://viaf.org/viaf/8562675 |
| Royal Society code | NA5434 |
Archives associated with this Fellow
| Reference number | Title | Date |
| MM/21/98 | Letter from George Harvey to John Knowles | 24 April 1824 |
| EC/1821/28 | Knowles, John: certificate of election to the Royal Society | |
| IM/002566 | Knowles, John | nd |
| MC/2/209 | Requisition for a Special General Meeting of the Royal Society | 21 May 1836 |
| MC/2 | Volume 2 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1832-1838 |