John Stewart, 1st Earl of Atholl, was born circa 1440 to James Stewart (c1383-aft1451) and Joan Beaufort (c1406-1445) and died 15 September 1512 of unspecified causes. He married Eleanor Sinclair (c1457-1518) 19 April 1475 JL .
Children
| Name | Birth | Death | Joined with |
| John Stewart, 2nd Earl of Atholl (c1478-c1522) | 1475 Scotland | 1521 Scotland | Janet Campbell (1468-c1546) |
| Andrew Stewart (c1480-1541) | |||
| Janet Stewart (c1482-aft1521) | |||
| Katherine Stewart (c1484-) | |||
| Elspeth Stewart (c1486-) | |||
| Marjory Stewart (c1488-1524) | 1488 | 26 July 1524 Lochtay | Colin Campbell (1481-1523) |
| Margaret Stewart (c1490-) | |||
| Elizabeth Stewart (c1492-) | 1494 | John Stewart, 3rd Earl of Lennox (c1495-1526) | |
| Isabel Stewart (c1494-) | |||
| Jean Stewart (c1496-) | |||
| Margaret Stewart (c1498-) | |||
Footnotes (including sources)
| ‡ General |