Bettembo is a small village, and I searching Betembos - found nothing there, that was in August this year, however, just up the road to the next village -Vraignes les Hornoy
you have a graveyard with many Bettembos, it appears that the Huguenots were mainly around here, though went to Oismont to baptise their children. I also have a
Isaac Bettembo who married Marthe Leroy, came over to U.K. about 1674 I am told.
Best
JOHN1935