TENUI MODULATUR AVENA
- Born in 1248
- Deceased in 1304, at the approximate age of 54 years
Parents
- Jean Ier d'Avesnes, comte de Hainaut
- Aleid van Holland (c. 1228 - 1284)
Family
- Married in 1270, with Philippa de Luxembourg (1253 - 1311), issuing
- Guillaume Ier
Marie ( - 1354)- Isabelle ( - 1305)
- Jean (1288 - 1356)
- Marguerite ( - 1342)