Surname Yanaga (Yanaga 
) , around the world, is a rare last name. The family name Yanaga is habitual in Poland, where it is a very rare surname, Belgium, and Brazil. Measured by absolute frequency, the name is most common in the United States, Brazil, and Poland. Likewise, Yanaga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yanaga | Nigeria, Japan, United States, Poland, Brazil |
| chitoshi yanaga American political scientist, US (b. 1903) |
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| katsuhiko yanaga researcher |
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