Family name Jiyajan (Jiyajan 
) , around the globe, is a very rare cognomen. The last name Jiyajan is habitual in Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. Likewise, Jiyajan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jiyajan | India, Thailand |