Cognomen Yrto (Hirto 
, Yrto 
) , all over the world, is a rare last name. The last name Yrto is habitual in Indonesia, where it is a very rare surname, Venezuela, and Brazil, where it is an extremely rare surname. Likewise, Yrto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hirto | Brazil, India, Indonesia, Argentina, Venezuela |
| Yrto | China |