Otto was born about 1330, the son of unknown parents. The place is not known.
His wife was Jeanne de Gâvre. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1330 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | seigneur d'Écaussinnes |
Note 1
Gilles Heer van Écaussinnes (1285-?) & Maria Vrouwe van Roeulx (1295-?)