| Name | John I | |
| Suffix | Count of Holland | |
| Birth | 1284 | |
| Gender | Male | |
| Death | 10 Nov 1299 | |
| Person ID | I322324186998 | Hurst Improbable Family Tree |
| Last Modified | 11 Feb 2022 | |
| Father | Floris V, Count of Holland, b. 24 Jun 1254 d. 27 Jun 1296 (Age 42 years) | |
| Family ID | F4655 | Group Sheet | Family Chart |
| Family | Elizabeth Plantagenet, of Rhuddlan, b. Abt. 7 Aug 1282 d. 5 May 1316 (Age 33 years) | |
| Marriage | 1297 | |
| Family ID | F904 | Group Sheet | Family Chart |
| Last Modified | 11 Feb 2022 | |