Cognomen Olla (Olla 
, Olha 
, Aul ) , around the globe, is a common surname. The last name Olla is habitual in El Salvador, where it is quite a rare surname, Slovakia, and Italy. Not in comparison with a country's population, it is commonest in Indonesia, Italy, and the Democratic Republic of the Congo. Likewise, Olla is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Olla | Egypt, Italy, India, Indonesia, Democratic Republic of the Congo |
| Olha | Germany, Italy, United States, Indonesia, Nigeria |
| Aul | Italy, United States, India, Indonesia, Nigeria |
| Olio | Philippines, Italy, Brazil, United States, Indonesia |
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stefano olla Italian mathematician, IT (b. 1959) |
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paulinus yan olla ID (b. 1963) |
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olla ramlan Indonesian actress, ID (b. 1980) |
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olla van maasdijk NL |
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| pier luigi olla IT (b. 1939) |
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| olla dorkas dwaramury Indonesian politician (born 1951 in Sorong), ID (b. 1951) |
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| roberto olla Italian journalist and writer, IT (b. 1952) |
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| vincent olla French canoeist, FR (b. 1972) |
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| phillip olla (b. 1968) |
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| olla al-jaibaji researcher (ORCID 0000-0002-1185-1973) |
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| piero olla researcher |
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| stefania olla researcher |
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| marc olla |
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| mike olla US association football player, US (b. 1994) |
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| olla mourad tennis player (1998-), QA (b. 1998) |
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