Surname Olavarria (Olavarria 
, Olavarría ) , in the world, is quite a common cognomen. The surname Olavarria is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a common surname, Puerto Rico, where it is quite a rare surname, and Bolivia. In absolute terms, it most frequently occurs in Chile, the United States, and Argentina. Very seldom, Olavarria is the forename as well as the last name.
| leopoldo martinez olavarria Venezuelan architect, VE (b. 1912) |
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| jorge olavarria Venezuelan journalist, VE (b. 1933) |
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| esther olavarria American government official, CU (b. 1962) |
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| oscar a olavarria researcher |
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| jaime f olavarria researcher (ORCID 0000-0001-5211-7970) |
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| karel olavarria researcher (ORCID 0000-0003-0435-7640) |
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| andreas olavarria |
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