Geoffroy I De Semur
Geoffroy I was born about 0925.

 UNKNOWN De Brioude
UNKNOWN was born about 0930.  UNKNOWN is no longer alive.

 Geoffroy II De Semur
Geoffroy II was born in 0955 in Semur,Cote d'Or,FRANCE.  He died at the age of 62 in 1017.