Last name Мудраиа (Mudraya 
, Мудраиа ) , worldwide, is a very rare surname. The cognomen Мудраиа is habitual in Eastern Europe, particularly Belarus, where it is a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Russia, Belarus, and the United States. Likewise, Мудраиа is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mudraya | Russia, Belarus, United States, India, Ukraine |
| Мудраиа | Russia |