Thierry III de Montbelliard
Thierry III de was born about 1080 in Bar-le-Duc,Meuse,France.¹   He died in January 1163.¹ 

 Count Dietrich V of Mömpelgard
Count Dietrich V of was born in 1151.  Count Dietrich V of is no longer alive.

 Princess Agnes of Mömpelgard
Princess Agnes of was born in 1152.  She died at the age of 89 in 1241.

 Princess Irmtrud of Mömpelgard
Princess Irmtrud of was born in 1153.  Princess Irmtrud of is no longer alive.

 Princess Stephania of Mömpelgard
Princess Stephania of was born in 1154.  She died at the age of 70 in 1224.