Family name Masago (Masago 
) , in the entire world, is a rare cognomen. The family name Masago is habitual in Tanzania, where it is a rare surname, Brazil, where it is a very rare surname, and South Africa. More prevalently, Masago is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Masago | Tanzania, Brazil, Japan, China, South Africa |
| akira masago researcher |
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| katsuhiro masago researcher |
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| toshihiko masago researcher |
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| yoshifumi masago researcher |
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