Cognomen Perfeito (Perfeito 
) , in all the world, is quite a rare last name. The surname Perfeito is characteristic of Portugal, where it is quite a rare surname, Brazil, where it is a rare surname, and Angola. Very seldom, Perfeito is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Perfeito | Angola, Brazil, France, Switzerland, Portugal |
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joão ii o príncipe perfeito Portuguese king, PT (b. 1455) |
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| josé ramos perfeito Portuguese writer, PT (b. 1973) |
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| sílvio henrique perfeito person identified in the Museu da Pessoa collection, BR |
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| taynah carlos perfeito person identified in the Museu da Pessoa collection |
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| rita perfeito researcher ORCID ID = 0000-0002-7503-637X |
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| lilia perfeito researcher |
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| joão alessio juliano perfeito researcher (ORCID 0000-0001-5958-2541) |
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