In the world, Singjak (Singjak 
) is a very rare predominantly female, but very infrequently boy's forename. The first name Singjak is habitual in Southern Asia, particularly India, where it is an extremely rare principally female, but very seldom boy's name. Also, Singjak is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Singjak | India, Thailand |