| Name | Joan | |
| Suffix | of Cornwall | |
| Gender | Female | |
| Person ID | I3455 | Royal family |
| Last Modified | 23 Oct 2021 | |
| Father | Richard d. 1296 | |
| Family ID | F1623 | Group Sheet | Family Chart |
| Family | John HOWARD d. 23 Jul 1331 | |
| Family ID | F1624 | Group Sheet | Family Chart |
| Last Modified | 23 Oct 2021 | |
