- Born circa 1190
- Killed on November 13, 1239 in Gaza, at the approximate age of 48 years
Parents
- Thiébaut de Bar, Thiébaud Ier de Bar (c. 1158 - 1214), comte de Bar, participant à la troisième croisade
- Ermesinde de Brienne
Family
- Married with Philippa de Dreux, dame de Longueville-en-Tardenois, issuing
Jeanne- Marguerite ( - 1275)
- Thiébaut (c. 1221 - 1291)