Robert I UNKNOWN
Robert I was born in 0999 in NORMANDY, FRANCE.²   He died at the age of 36 on July 2nd, 1035 in NICEA, TURKEY.² 

 Arlotte De Falaisse
Arlotte was born about 1003 in Falaise, France.^1 1 

 William I UNKNOWN
William I was born on October 14th, 1028 in Falaise, France.¹   He died at the age of 58 on September 9th, 1087 in Hermenbraville, France.¹