Pinheiro Family History
Pinheiro Name Meaning
Portuguese: topographic name for someone who lived by a conspicuous pine tree or by a pine forest from pinheiro ‘pine’ or a habitational name for any of numerous places called Pinheiro. 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