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Worldwide, Koyama (コヤマ , 小山
, Koyama
, among others...) is a common primarily male, but scarcely girly forename. The given name Koyama is characteristic of China, where it is a rare primarily masculine, but very infrequently female name, Japan, where it is a very rare masculine name, and India, where it is an extremely rare epicene name. Much less frequently, Koyama is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| コヤマ | Japan |
| 小山 | China |
| Koyama | Papua New Guinea, Brazil, Japan, United States, China |
| Кояма | Russia |
Koyama is also a name for the fictitious and mythical characters: .