Family name Rioja (Rioja 
) , all over the world, is a common surname. The surname Rioja is habitual in Bolivia, where it is quite a common surname, Peru, and Spain, where it is quite a rare surname. Much less frequently, Rioja is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Rioja | Spain, Bolivia, Mexico, Philippines, Peru |
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francisco de rioja Spanish poet, ES (b. 1583) |
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| domingo de rioja ES (b. 1611) |
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| baltasar de echave rioja Mexican painter (1632-1682), MX (b. 1632) |
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bernardino bilbao rioja Bolivian army officer (1895-1983), BO (b. 1895) |
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| pascual p. rioja ES (b. 1856) |
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| fernando rioja medel ES (b. 1860) |
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| andrea rioja BO (b. 1862) |
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pilar rioja Mexican dancer, MX (b. 1932) |
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| josep masdéu rioja ES (b. 1951) |
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| marco antonio rioja fencer, ES (b. 1964) |
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| hipólito de rioja Mexican painter, MX |
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| antonio pérez rioja Spanish writer, ES |
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| maría rioja researcher |
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| beatriz eugenia caicedo rioja Executive Director of Asociación Colombiana de Ingenieros de Sistemas -ACI, CO |
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| hipolita de rioja Mexican artist |
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