Cognomen Usami (ウサミ 
, Usami 
, Усами 
) , all around the world, is quite a rare family name. The cognomen Usami is habitual in Nigeria, where it is a rare surname, Taiwan, and Hong Kong. Not in comparison with a country's population, it is commonest in Nigeria, Japan, and Taiwan. More frequently, Usami is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ウサミ | Japan |
| Usami | Taiwan, India, Nigeria, Japan, China |
| Усами | Russia |
| usami shinsui (b. 1710) |
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| yukihiko usami Japanese literary scholar (b. 1946) |
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| kōshi usami (b. 1939) |
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| sandy usami Japanese-Canadian artist, CA (b. 1959) |
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| kōichi usami Japanese animator and character designer (b. 1959) |
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| mayumi usami (b. 1957) |
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| n. usami researcher ORCID ID = 0000-0002-0602-2847, JP (b. 1968) |
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| fumio usami Japanese mixed martial artist, JP (b. 1968) |
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| yasuo usami Ph.D. Massachusetts Institute of Technology 1983 |
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| shin-ichi usami researcher |
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| akiko usami (b. 1970) |
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| satoshi usami researcher (ORCID 0000-0002-5670-2242) |
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| satoshi usami researcher (ORCID 0000-0003-4631-6687) |
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| tomohiro usami researcher (ORCID 0000-0002-2606-8295) |
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| davide shingo usami researcher |
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