Roger I De Montgomery
Roger I was born in St. Germain, Normandy, France.  He died before 1056.

 Josceline De Beaumont
Josceline was born in Ponteaudemer, Normandy, France.

 Robert "The Great" of Montgomery
Robert "The Great" of was born in 1022 in Normandy, France.  He died at the age of 72 on July 27th, 1094 in Battle of Cardiff, Wales.