| Sir John DeWelles |
| Sir John DeWelles | |
| B: | 30 April 1352 |
| Conisholme, East Lindsey District, Lincolnshire, England | |
| D: | 24 Aug 1421 |
| Welles, Lincolnshire, England | |
| Lady Joan De Mowbray, Baroness Grey of Heaton | |
| B: | Abt. 1362 |
| Epworth Castle, Axholme, Lincolnshire, England | |
| M: | May 1385 |
| Epworth, Isle Axholme, Lincolnshire, England | |
| D: | 30 Nov 1402 |
| Newcastle Upon Tyne, Northumberland, England | |