Willem was the son of unknown parents. The date and place of his birth have not been found.
He died about 02 JUL 1312. The place is not known.
His wife was Margareta von Blankenheim. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | ABT 2 JUL 1312 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | heer van Egmond |
Note 1
son of Gerhard, Lord of Egmond and Elisabeth van Strijen