Surname Matyashov (Matyashov 
, Матяшов 
) , in the entire world, is a rare cognomen. The surname Matyashov is habitual in Kyrgyzstan, where it is a rare surname, Kazakhstan, and Russia. In absolute terms, it is the most numerous in Russia, Ukraine, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Matyashov | Russia, Ukraine, Israel |
| Матяшов | Kyrgyzstan, Russia, Belarus, Kazakhstan, Ukraine |