Johann I. von OstfrieslandAge: 66 years1506–1572
- Name
- Johann I. von Ostfriesland
| Birth | 1506 |
| Birth of a son #1 | Maximilian von Ostfriesland about 1534 (Age 28 years) |
| Marriage | Dorothea von Österreich — View this family at least 14 children out of wedlock 1538 (Age 32 years) |
| Death | 1572 (Age 66 years) |
| Family with Dorothea von Österreich |
| himself |
Johann I. von Ostfriesland Birth: 1506 Death: 1572 |
| wife |
Dorothea von Österreich Birth: uneheliche Tochter, DoB estimated as near assumed sibling — about 1506 46 41 |
|
Marriage: 1538 — |
|
|
-3 years son |
Maximilian von Ostfriesland Birth: estimated a gap of 25 years — about 1534 28 28 |