Around the world, อิ่มใจ (Imjai 
, Imchai , Riamjai ) is an extremely rare feminine forename. More prevalently, อิ่มใจ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Imjai | Germany, United States, Cambodia, Thailand |
| Riamjai, Imchai | Thailand |
Aemchaidee, Aiemjai, Bhimjai, Bunchumjai, Bunlengjai, Eimchai, Eimjai, Emjai, Gumlungjai, Imjaijit, Imklai, Imlaoyai, Imruang, Imsaand, Imsamoang, Imsana, Imsathean, Imsra, Imthasan, Inpromjai, Insongjai, Jubjai, Pemjai, Piagnjai, Piamjai, Piemjai, Piuemjai, Plenjai, Ptemjai, Rhimjai, Samaerjai, Samueanjai, Samuenjai, Smranjai, Tumjai, and Yiemchai