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Cognomen Muncay (Muncay ) , all over the world, is a very rare surname. The family name Muncay is habitual in South-eastern Asia, particularly Philippines, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Muncay | Philippines |
Romy, Marjun, Andrew, Romela, Rommel, Jemalyn, Romy Leo, Rhomelyn, Romulo Romy, and Andrew James