Surname Cusi (Cusi 
, クシ 
, Куси 
) , globally, is a common cognomen. The last name Cusi is habitual in Peru, where it is quite a common surname, Bolivia, and Philippines, where it is quite a rare surname. Much less frequently, Cusi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cusi | Philippines, Argentina, Peru, Spain, Bolivia |
| クシ | Japan |
| Куси | Ukraine, Kazakhstan |
| Кусі | Ukraine |
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cusi huarcay princess and queen consort of the Inca Empire, PE (b. 1531) |
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giuseppe cusi Italian engineer and architect, IT (b. 1780) |
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dante cusi IT (b. 1848) |
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| juan bosch cusi Spanish author (b. 1866) |
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alfonso cusi Philippine politician, PH (b. 1949) |
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rafael arenillo cusi Filipino artist, PH (b. 1950) |
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cusi cram American playwright, screenwriter, actor, and model, US (b. 1967) |
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| ronald cusi chess player (b. 1961) |
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| allan ferdinand v. cusi PH (b. 1964) |
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| kenneth cusi researcher |
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| juan c. cusi Peruvian herpetologist, PE |
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| maria grazia cusi researcher |
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| lluís peri cusi researcher (ORCID 0000-0001-5729-7034) |
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| daniele cusi researcher (ORCID 0000-0002-1006-7597) |
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| jhon cusi huaman Peruvian long distance runner, PE (b. 1985) |
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