IV Theobald Count of Champaig
He died in 1159.

 Matilda
She died in 1161.

 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).

 Stephen

 William

 V Theobald

 Adela

 Henry de Champagne