UNKNOWN FitzMilo 
UNKNOWN's father was Count Of Tonnerre Milo III and his mother was Ingeltrude De Montreuil. His paternal grandparents were UNKNOWN Gui I and Adele Of Salins; his maternal grandparents were III, Count of Brienne Engelbert and Windesmode Of Salins. He was an only child.
He had a biological son named II, Count of Tonnerre.
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Children
II, Count of Tonnerre Gui
II, Count of Tonnerre was born in 0920. He died at the age of 72 in 0992 in died a monk.