Count Heinrich I Of Furstenberg
Heinrich I was born in 1217.  He died at the age of 67 on January 6th, 1284.  He was buried in January 1284.

 Countess Agnes Of Truhendingen
Agnes was born in 1222.  She died at the age of 72 on December 6th, 1294.  She was buried in December 1294.

 Countess Margarete Of Furstenberg
Margarete was born in 1243.  She died at the age of 52 in 1295.  She was buried in 1295.