Portuguese and Galician: habitational name from a place called Abreu in Minho province.
GIVEN NAMES: Spanish 44%; Portuguese 12%. Jose (62), Luis (23), Rafael (23), Carlos (20), Manuel (18), Juan (16), Ana (15), Julio (13), Jorge (12), Pedro (12), Ramon (12), Francisco (10); Joao (4), Joaquim (2), Paulo (2), Amadeu, Vasco.
See the Key to the Dictionary or consult the General Introduction for further explanation.