Welf of Swabia Ct de ALEMANIA
Welf of Swabia was born in 0776 in Bavaria.¹   He died at the age of 49 in 0825.¹ 

 HEILWIG of Saxony
HEILWIG of was born about 0780 in Bavaria.¹   She died after 0833.¹ 

 Conrad de Argengau Ct de PARIS
Conrad de Argengau was born in 0800 in Burgundy, France.^1 1