Family name Okonogi (Okonogi 
) , in the entire world, is a very rare cognomen. The cognomen Okonogi is habitual in Thailand, where it is a very rare surname, the United States, where it is an extremely rare surname, and Philippines. Not in comparison with a country's population, the name is most common in Thailand, the United States, and India. Also, Okonogi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Okonogi | China, Philippines, United States, Thailand, India |
| kiyoshi okonogi (b. 1952) |
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| tamara mae okonogi Ph.D., Chemistry, University of Washington, 2000 (b. 1966) |
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| shinichi okonogi researcher |
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| siriporn okonogi researcher |
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| noriyuki okonogi researcher |
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| shuichi okonogi researcher |
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