Family name Louzada (Louzada 
) , in the entire world, is a common last name. The cognomen Louzada is habitual in Brazil, where it is quite a rare surname, Portugal, and Austria, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Brazil, Portugal, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Louzada | Portugal, Austria, United States, France, Brazil |
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alexandre louzada Brazilian carnival producer, BR (b. 1957) |
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| oswaldo louzada Brazilian actor (1912-2008), BR (b. 1912) |
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| marcio rodrigues louzada Brazilian politician, BR (b. 1978) |
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| adriano vieira louzada Brazilian footballer, BR (b. 1979) |
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| ruy andrade louzada researcher |
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| francisco louzada statistician |
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| josé luís louzada researcher ORCID ID = 0000-0002-0991-1711 |
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| júlio louzada Brazilian entomologist, BR |
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| clayder tobias navega louzada researcher (ORCID 0000-0002-8514-4024) |
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| thaina louzada Brazilian transgender porn star, BR |
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| eliana regina louzada researcher |
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| nathália siqueira veríssimo louzada researcher (ORCID 0000-0002-2370-5447) |
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| taynara louzada Brazilian spongiologist, BR |
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| rafael batista louzada Brazilian botanist, BR |
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| maria laura da costa louzada researcher |
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