Guy II De Bauge
He died after 1268.  He was buried after 1268.

 Beatrix De Montferrat de Saint Bonnet
She died in 1274.  She was buried in 1274.

 Sybille De Bauge
Sybille was born in 1255.  She died at the age of 39 on February 28th, 1294.  She was buried in March 1294.