Thierry was born before 1412, the son of unknown parents. The place is not known.
His wife was Maria van Loon-Agimont. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | BEF 1412 |
|
Note 1
Son of Eustache de Seraing