Otto III. von RavensbergAge: 60 years1245–1305
- Name
- Otto III. von Ravensberg
| Birth | estimated as soon after parents' marriage about 1245 41 21 |
| Death of a father | Ludwig von Ravensberg January 15, 1249 (Age 4 years) |
| Death of a mother | Adelheid von Dassel between September 14, 1262 and 1263 (Age 17 years) |
| Death | March 25, 1305 (Age 60 years) |
| Family with parents |
| father |
Ludwig von Ravensberg Birth: estimated as close to sibling(s) — 1204 34 57 Death: January 15, 1249 |
| mother |
Adelheid von Dassel Birth: 1224 69 49 Death: between September 14, 1262 and 1263 |
|
Marriage: before March 6, 1244 — |
|
|
22 months themself |
Otto III. von Ravensberg Birth: estimated as soon after parents' marriage — about 1245 41 21 Death: March 25, 1305 |
| Father’s family with Gertrud von Lippe |
| father |
Ludwig von Ravensberg Birth: estimated as close to sibling(s) — 1204 34 57 Death: January 15, 1249 |
| step-mother |
Gertrud von Lippe Birth: 1212 37 32 Death: 1240 |
|
Marriage: before April 17, 1236 — |
| Mother’s family with Johann Jacobsen Galen |
| step-father |
Johann Jacobsen Galen Birth: estimated as equal to wife's birth year — about 1224 |
| mother |
Adelheid von Dassel Birth: 1224 69 49 Death: between September 14, 1262 and 1263 |