Last name พระจันทร์ (Moon 
, พระจันทร์ 
, Phrachan ) , in the entire world, is a widespread surname. The last name พระจันทร์ is characteristic of Myanmar, where it is quite a common surname, Jersey, and Mongolia (explore the name in all countries). Measured by absolute frequency, it is the most numerous in Myanmar, the United States, and Bangladesh. Also, พระจันทร์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Moon | South Korea, United States, Bangladesh, Egypt, Myanmar |
| พระจันทร์, Phrachan | Thailand |
| Mondamert | France, United States, Germany |
Aluekmoon, Hmoon, Kloymoon, Mankmoon, Moloon, Monlymoon, Moonahrn, Moonary, Moonbes, Moonbut, Moonchid, Moong, Moongken, Moongmoon, Moonintah, Moonkarn, Moonkarw, Moonkas, Moonkean, Moonkorn, Moonlen, Moonlord, Moonly, Moonmorn, Moonnak, Moonoh, Moonpan, Moonpoonsai, Moonrach, Moonrean, Moonry, Moons, Moonsoon, Moonsorn, Moonstinual, Moont, Moontayen, Moonthe, Moonthed, Moonthon, Moonthorn, Moontue, Moonual, Moony, Phrachana, and Torngmoon