Cognomen Monru (Monru 
) , in all the world, is a very rare family name. The cognomen Monru is characteristic of Indonesia, where it is a very rare surname, Germany, where it is an extremely rare surname, and India. Much less frequently, Monru is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Monru | South Africa, Germany, India, Spain, Indonesia |