In the world, จม (Sankary 
, จม , Sinkha 
) is a rare epicene given name. The first name จม is habitual in Gambia, where it is quite a rare male name, Thailand, where it is a very rare dominantly feminine, but uncommonly masculine name, and India, where it is a very rare predominantly feminine, but scarcely male name. Also, จม is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sankary | Syria, Lebanon, Gambia, Thailand, India |
| จม | Thailand |
| Sinkha | South Africa, Serbia, Thailand, India, Myanmar |
| Sinkang | Spain, Thailand |
Chom, Drowroung, Dured, Sank, Sankamping, Sankid, Sanklong, Sankonked, Sankoth, Sannk, Sink, Sinkam, Sinkamolsret, Sinkaseam, Sinkate, Sinke, Sinken, Sinker, Sinkheao, Sinkhroh, Sinkhum, Sinkiradit, Sinkirdsuk, Sinkummoon, Sinkumned, Sinkumnoed, Sumpant, Sumpud, Sunaken, Sunghor, Sungked, Sunhok, Sunk, Sunke, Sunket, Sunkhao, Sunkhum, Sunklang, Sunklin, Sunkpan, and Sunksook