Lopes Family History
Lopes Surname Meaning
Portuguese and Galician: patronymic from the medieval personal name Lopo (from Latin lupus ‘wolf’).
Spanish: variant or altered form of López (see Lopez).
Jewish (Sephardic): adoption of the Portuguese surname (see 1 above) at the moment of conversion to Roman Catholicism.
After the return to Judaism (generations later), some descendants retained the name their families used as Catholics.
Source: Dictionary of American Family Names 2nd edition, 2022
