Tesoro Family History
Tesoro Name Meaning
Spanish: from tesoro ‘treasure’ (from Latin thesaurus ‘hoard’) applied as a metonymic occupational name for a treasurer. In some cases this may be a habitational name from El Tesoro in southern Spain. Italian: variant of Tesauro from modern Italian tesoro ‘treasure treasury’.
Source: Dictionary of American Family Names 2nd edition, 2022