Mainier Count of Sens , Duke of Austrasia

Mainier Count of was born in 0750 in Sens, France.  Mainier Count of's father was Albo Count of Neustria.  He was an only child.  He died at the age of 50 in 0800.  He was buried in 791-796 Duke of Austrasia.

They had a son named Gainfroi Count of.