Last name ยชญ์ (Yot 
, ยชญ์ ) , in all the world, is quite a rare cognomen. The family name ยชญ์ is habitual in France, where it is a rare surname, Malaysia, and the Democratic Republic of the Congo. Not in comparison with a country's population, it is the most numerous in France, the Democratic Republic of the Congo, and Indonesia. Likewise, ยชญ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yot | Indonesia, Malaysia, Thailand, France, Democratic Republic of the Congo |
| ยชญ์ | Thailand |