Cognomen مستري (Mastri 
, Misteri 
, مستري 
) , in the world, is quite a common last name. The surname مستري is habitual in Cyprus, where it is quite a rare surname, Luxembourg, and Italy. Measured by absolute frequency, it is the most numerous in India, Indonesia, and Italy. Much less frequently, مستري is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mastri | Italy, Pakistan, United States, India, Indonesia |
| Misteri | France, Italy, United States, India, Indonesia |
| مستري | Yemen, Sudan, Saudi Arabia, Iran |