Cognomen Mamoc (Mamoc 
) , around the world, is a very rare surname. The cognomen Mamoc is characteristic of Philippines, where it is a very rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Not in comparison with a country's population, the name is most common in Philippines, India, and the United Kingdom. Much less frequently, Mamoc is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mamoc | South Africa, Philippines, United Kingdom, United States, India |