Cognomen Масанари (Masanari 
, Масанари 
) , globally, is a very rare surname. The cognomen Масанари is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. Predominantly, Масанари is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Masanari | Japan, China, United States, India, Brazil |
| Масанари | Russia |