A genealogy of the Heath, Palmer, Thayer, Goodnow, and other allied families.
| Name | Frederick_II of_Germany | |
| Title | Emperor | |
| Gender | Male | |
| Person ID | I1584 | royal |
| Last Modified | 18 Apr 2025 | |
| Family | Isabella, b. 1214, Gloucester  d. 1 Dec 1241, Foggia (Age 27 years) | |
| Marriage | 20 Jul | Worms |
| Family ID | F602 | Group Sheet | Family Chart |
| Last Modified | 18 Apr 2025 | |
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