Bettencourt

French: habitational name from any of various places so called, with minor variations in spelling, of which the main one is in Somme. They are named with a Germanic personal name Betto (an assimilated form of Berto (see Bert) + Old French court ‘farm(yard)’). The name is now very frequent in Portugal, where it first occurred in the 15th century (see Betancourt).