Thurstan (Toussaint) Bastembourg de MONTFORT 
Thurstan (Toussaint) Bastembourg de was born about 0942 in Bastembourg, Normandy, France. Thurstan (Toussaint) Bastembourg de's father was Anslec de BERTRAND. He was an only child. He died about 1023 in Montfort-sur- Risle, Eure, Normandy, France.
He had a biological daughter named Adeline de.
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Children
Adeline de MONTFORT
Adeline de was born about 0963 in Montfort-sur-Risle, Eure, Normandy, France. Adeline de is no longer alive.