Surname Jareño (Jareño 
, Jareno 
) , in the world, is quite a rare last name. The last name Jareño is characteristic of Spain, where it is quite a rare surname, Sweden, where it is a rare surname, and Argentina. Not in comparison with a country's population, it is commonest in Spain, Philippines, and Argentina. Also, Jareño is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jareño | Philippines, Argentina, Spain, Venezuela, United States |
| Jareno | Philippines, France, Venezuela, Spain, United States |
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francisco jareño y alarcón Spanish architect, ES (b. 1818) |
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| justo zapater y jareño Spanish journalist, ES (b. 1800) |
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| pedro jareño paricio Spanish politician, ES (b. 1954) |
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| mateo jareño de la parra Spanish physician, ES |
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| marta garrido jareño researcher ORCID ID = 0000-0001-6164-5521 |
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| francisco jareño researcher |
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| elena jareño valladolid researcher, ES (b. 1988) |
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| ángel rodado jareño Spanish footballer, ES (b. 1997) |
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