Johann I. von NassauAge: 77 years1339–1416
- Name
- Johann I. von Nassau
| Birth | about 1339 39 29 |
| Death of a paternal grandfather | Heinrich III. von Nassau-Siegen 1343 (Age 4 years) |
| Death of a father | Otto II. von Nassau between 1350 and 1351 (Age 11 years) |
| Birth of a son #1 | Engelbert I. von Nassau 1370 (Age 31 years) |
| Death of a mother | Adelheid von Vianden 1376 (Age 37 years) |
| Marriage of a child | Engelbert I. von Nassau — Jehanna von Polanen — View this family 1403 (Age 64 years) |
| Death | 1416 (Age 77 years) |
| Family with parents |
| father |
Otto II. von Nassau Birth: between 1300 and 1305 25 25 Death: between 1350 and 1351 |
| mother |
Adelheid von Vianden Birth: 1310 Death: 1376 |
| himself |
Johann I. von Nassau Birth: about 1339 39 29 Death: 1416 |
| Family with Margarethe von der Mark |
| himself |
Johann I. von Nassau Birth: about 1339 39 29 Death: 1416 |
| wife |
Margarethe von der Mark Birth: estimated as equal to husband's birth year — about 1339 |
| son |
Engelbert I. von Nassau Birth: 1370 31 31 — Dillenburg, Hessen-Nassau, Germany Death: May 3, 1442 — Breda, Brabant, The Netherlands |