Cognomen Phadam (Phadam 
) , worldwide, is a very rare last name. The cognomen Phadam is habitual in Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. Likewise, Phadam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phadam | India, United States, Thailand |