Last name Меттус (Меттус 
, Mettus 
) , all around the world, is a rare surname. The cognomen Меттус is characteristic of Estonia, where it is quite a rare surname, Lithuania, where it is a rare surname, and Russia, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Russia, Estonia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Меттус | Kazakhstan, Russia, Ukraine |
| Mettus | Germany, Italy, Estonia, United States, Lithuania |
| вольдемар меттус EE (b. 1894) |
|