Family:Jean Unknown and Isabelle De Mercoeur (1)
Parents: Jean Unknown and Marie De Dammartin
Jean _____, Count de Roucy III
b. Aft 1241
d. 1282
Parents: Beraud Unknown and Beatrix De Bourbon
Isabelle de Mercoeur
b. Abt 1240
 
Children
BirthDeath
1.
Jean _____, Count de Roucy IV
Abt 1260
18 Aug 1304
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