Heinrich III. von Nassau-SiegenAge: 68 years1275–1343
- Name
- Heinrich III. von Nassau-Siegen
| Birth | estimated as equal to wife's birth year about 1275 46 25 |
| Death of a father | Otto I. von Nassau between 1289 and 1290 (Age 14 years) |
| Birth of a son #1 | Otto II. von Nassau between 1300 and 1305 (Age 25 years) |
| Occupation | Graf (count) |
| Death | 1343 (Age 68 years) |
| Family with parents |
| father |
Otto I. von Nassau Birth: estimated as close to sibling(s) — about 1229 49 31 Death: between 1289 and 1290 |
| mother |
Elisabeth von Leiningen-Landeck Birth: estimated a gap of 25 years — about 1250 |
|
Marriage: — |
|
| himself |
Heinrich III. von Nassau-Siegen Birth: estimated as equal to wife's birth year — about 1275 46 25 Death: 1343 |
| Family with Adelheid von Sponheim-Heinsberg |
| himself |
Heinrich III. von Nassau-Siegen Birth: estimated as equal to wife's birth year — about 1275 46 25 Death: 1343 |
| wife |
Adelheid von Sponheim-Heinsberg Birth: estimated a gap of 25 years — about 1275 |
| son |
Otto II. von Nassau Birth: between 1300 and 1305 25 25 Death: between 1350 and 1351 |