| Authorised form of name | Welin; John (1705[?] - 1744); philosopher |
| Other forms of name | Johannes; Jean; Johan |
| Dates | 1705 - 1744 |
| Nationality | Finnish |
| Place of birth | Lappi parish, near Rauma, Finland |
| Date of birth | ? 1705 |
| Place of death | Paris |
| Date of death | 31 January 1744 |
| Activity | Education: Academy of Turku, Finland. MA (1729), PhD (1735) Career: Met Christian Wolff, German philosopher, in Marburg (1737); Professor of Philosophy, Academy of Turku (1738-1744) by Wolff's recommendation, but never taught there; travelled in France, Italy and England, including London (1740-1741); killed in a fire in Paris
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| Membership category | Fellow |
| Date of election | 28/05/1741 |
| Source | Sources: Bulloch's Roll References: Jorma Vallinkoski, 'Juhana Welin, wolffilainen filosofi, runoilija ja seikkailija' = 'Juhana Welin, Wolffian philopher, poet and adventurer', in Historiallinen Arkisto 52 (Helsinki, 1947), pp. 213-276 In preparation: Dr Jyrki Siukonen, Edition of Welin's philosophical papers, with biography |
| Code | NA7609 |
Archives associated with this Fellow
| RefNo | Title | Date |
| EC/1741/06 | Welin, John: certificate of election to the Royal Society | 28 May 1741 |
| L&P/1/214 | Letter, 'Of the mathematical principle of reduction' from Jean Welin to Martin Folkes | 1743 |
| L&P/1/215 | Letter, 'On the solution of certain mathematical problems' from Jean Welin to Martin Folkes | 1743 |