When Cristóbal Joseph López Camacho León was born on 30 December 1707, in Manzanares, Ciudad Real, Castilla-La Mancha, Spain, his father, Agustin López Martín, was 31 and his mother, Teresa María Dueñas Núñez, was 20.
Some characteristic forenames: Spanish Juan, Manuel, Carlos, Luis, Jesus, Francisco, Pedro, Miguel, Jorge, Raul, Ramon, Mario.
Spanish (López): patronymic from the medieval personal name Lope ‘wolf’. This is one of the commonest of all Spanish surnames. In the US, it is the twelfth most frequent surname. Compare De Lopez .
Jewish (Sephardic): adoption of the Spanish 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.