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Cognomen Philaiphon (Philaiphon ) , worldwide, is an extremely rare family name. Much more prevalently, Philaiphon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Philaiphon | Thailand |
Phila, Phandi, Choobuppa, Junkaew, Keawkliang, Jongruamklang, Muensaiyat, Sueathong, Bunrueang, Panchakha, Wongsawat, and Charoensuk