# Osorio

> English word · Proper noun · frequency rank #51,893

## Definitions
1. A surname from Spanish [in turn from Basque].

## Etymology
Borrowed from Spanish Osorio, from Latin Osorius. According to the Dictionary of American Family Names, the Latin term may have originated from the metathesis of Orosius, itself perhaps derived from ὄρος (óros, “mountain”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/osorio
