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Worldwide, Sittisuk (สิทธิ์ศักดิ์ , Sittisuk
, สิทธิสุข
) is a rare predominantly male, but scarcely girly first name. The first name Sittisuk is habitual in South-eastern Asia, particularly Thailand, where it is a rare principally boy's, but very infrequently female name. Also, Sittisuk is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| สิทธิศุข, สิทธิสุข, สิทธิ์ศักดิ์ | Thailand |
| Sittisuk | United States, Thailand |