Duke Rollo (The Dane) of Normandy
Duke Rollo (The Dane) was born in 0870 in Norway.  He died at the age of 62 in 0932 in Normandy, France.

 Duchess Poppa of Normandy
Duchess Poppa was born in 0872.  Duchess Poppa is no longer alive.

 Duke William  I of Normandy
Duke William  I was born in 0893.