Alain VIII De Rohan
Alain VIII De was born about 1368.  He died in 1429.

 Beatrix De Clisson
Beatrix De was born about 1370.  She died in 1448.

 Alain IX De Rohan
Alain IX De was born about 1386.  He died on March 20th, 1462 in Chateau de La Cheze.