Family name Marumoto (Marumoto 
) , all over the world, is a rare cognomen. The family name Marumoto is characteristic of Philippines, where it is a very rare surname, the United States, and Canada. Not in comparison with a country's population, it most frequently occurs in the United States, Philippines, and Brazil. Very seldom, Marumoto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marumoto | Japan, Philippines, Mexico, United States, Brazil |
| william h. marumoto US (b. 1934) |
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| kohei marumoto researcher (ORCID 0000-0001-5781-0782) |
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| shinsuke marumoto researcher |
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| barbara marumoto American politician in Hawaii, US |
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| kazuhiro marumoto researcher |
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