Last name Jotsan (Jotsan 
) , around the world, is a very rare cognomen. The surname Jotsan is habitual in Thailand, where it is a very rare surname, Honduras, and Mexico, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Thailand, India, and Mexico. More prevalently, Jotsan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jotsan | Mexico, India, Honduras, Thailand, United States |