Across the world, ชื่นใจ (Chuenjai 
, Jujai 
, Chuenchai ) is a very rare epicene forename. The forename ชื่นใจ is habitual in Thailand, where it is a very rare girly name, and India, where it is an extremely rare unisex name. More prevalently, ชื่นใจ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Chuenjai | Malaysia, Thailand, United States |
| Jujai | India, Malaysia, Thailand |
| Chuenchai | United States, Thailand |
Be Happy, Chaunjai, Cheanjai, Chernjai, Cheunjai, Chobyenjai, Chojai, Choomjai, Choujai, Chounjai, Choyenjai, Chuaimjai, Chuamjai, Chuasaijai, Chuaychujai, Chueamjai, Chueanjai, Chuejai, Chuenjhai, Chuernjai, Chuimjai, Chunjai, Chuonjai, Glomjai, Joenjai, Joochuay, Joonjai, Jormjai, Juanjai, Juejai, Jupjai, Pleowjai, Puenjai, Ranjai, Shomjai, and Yaunjai