Milo IV de Tonnerre
Milo IV was born about 0950.  He died before 0998.

 Ermengarde de Bar-sur-Seine
Ermengarde was born before 0970.  She died after 1038.

 Renaud de Tonnerre
Renaud was born in 0980.  He died at the age of 59 on July 16th, 1039.

 Milo I de Bar-sur-Seine
Milo I was born before 0998.  He died in 1046.