Gertrude van Doornik1330–
- Name
- Gertrude van Doornik
| Birth | about 1330 |
| Birth of a son #1 | Dirk jansz van Bylant 1365 (Age 35 years) |
| Death of a husband | Johan van Bylandt 1370 (Age 40 years) |
| Occupation | heer (lord), ambtsmann 1390 (Age 60 years) |
| Location | raad (counselor) between 1391 and 1402 (Age 61 years) |
| Death of a son | Dirk jansz van Bylant 1445 (Age 115 years) |
| Family with Johan van Bylandt |
| husband |
Johan van Bylandt Birth: 1330 25 15 Death: 1370 |
| herself |
Gertrude van Doornik Birth: about 1330 |
| son |
Dirk jansz van Bylant Birth: 1365 35 35 — Iran; Death: 1445 |