Across the world, Naruhiko (Naruhiko 
) is an extremely rare male first name. More frequently, Naruhiko is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Naruhiko | Japan, China, Brazil, United States, Israel |
Higashikuni, and ナルヒコ
| naruhiko sawada researcher |
|
|
| naruhiko ikoma researcher |
|
|
| naruhiko ishiwada researcher (ORCID 0000-0002-7508-1330) |
|