Family name Samithi (Samithi 
) , across the world, is a very rare last name. The cognomen Samithi is habitual in Greece, where it is a very rare surname, Malaysia, and India, where it is an extremely rare surname. Likewise, Samithi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Samithi | Malaysia, Thailand, United States, India, Greece |
| prathamaphōn samithi (b. 1937) |
|