Surname จิตสุข (Jitsuk 
, จิตสุข , Chitsuk 
) , in all the world, is a rare family name. The last name จิตสุข is habitual in Thailand, where it is a rare surname, Malaysia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, จิตสุข is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| จิตสุข, Jitsuk | Thailand |
| Chitsuk | United States, Malaysia, Thailand |