Family name Jaist (Jaist 
) , across the world, is a very rare surname. The last name Jaist is habitual in Italy, where it is a very rare surname, Germany, and India, where it is an extremely rare surname. Very seldom, Jaist is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jaist | Germany, Italy, United States, India, Brazil |