Surname Mun-Ayaw (Mun-Ayaw 
) , throughout the world, is an extremely rare last name. The surname Mun-Ayaw is characteristic of South-eastern Asia, particularly Philippines, where it is an extremely rare surname. Parts of the name also exists independently as a last name Mun, and a last name Ayaw.
| VARIANT | COUNTRY |
|---|---|
| Mun-Ayaw | Philippines |