- Born on September 30, 1174
- Deceased on November 30, 1204, at the age of 30 years
Parents
- Bela Árpád, Béla III de Hongrie (1148 - 1196), roi de Hongrie
- Agnès de Châtillon (1154 - 1184)
Family
- Married in 1198, with Constanza de Aragón (1179 - 1222), issuing
- Ladislas (1200 - 1205)