Surname คำจันทร์ (Khamchan 
, Kamchan 
, คำจันทร์) , all around the world, is quite a rare cognomen. The family name คำจันทร์ is characteristic of Thailand, where it is quite a rare surname, Laos, and Morocco, where it is a very rare surname. Also, คำจันทร์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khamchan | Morocco, Laos, United States, Thailand, India |
| Kamchan | Germany, Malaysia, United States, Thailand, India |
Khamchanda, Khamchane, Khamchanh, Khamchant, Khmchan, Monday, and Phakhamchan
| มาลา คำจันทร์ Thai writer, TH (b. 1952) |
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