IV Theobald
IV was born in Count of Blois and Champaign 1152-1159 (W137-24).¹   He died in 1159.¹ 

 Matilda
Matilda was born in (W137-24).¹   She died in 1161.¹ 

 Alix De Champagne
Alix was born in 1140.¹   She died at the age of 66 on June 24th, 1206 in Paris,France (buried Abbaye de Potigny)(W110-26)(W101-25).