Family name Vanag (Vanag 
) , throughout the world, is a very rare cognomen. The surname Vanag is habitual in Estonia, where it is a rare surname, Argentina, where it is a very rare surname, and Brazil. In absolute terms, this name is the most popular in Argentina, Brazil, and Russia. Very seldom, Vanag is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vanag | Russia, Estonia, India, Argentina, Brazil |
| g. a. vanag UZ (b. 1922) |
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| vladimir k vanag researcher |
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