Seigneur Of Coucy Leon
Seigneur Of Coucy was born in 0967.¹   He died at the age of 70 on November 15th, 1037 in battle of Bar-Le-Duc, France.¹ 

 Mathilda
Mathilda was born in 0970.¹   She died about 1031.¹ 

 Adele De Coucy
Adele was born in 0985.¹