Cognomen Monsor (Monsor 
) , all over the world, is quite a rare last name. The surname Monsor is characteristic of Western Asia, particularly Oman, where it is quite a rare surname, Bahrain, where it is a rare surname, and Qatar. Measured by absolute frequency, it is commonest in Bangladesh, Saudi Arabia, and Oman. Likewise, Monsor is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Monsor | Bangladesh, Philippines, Oman, Egypt, Saudi Arabia |