Last name โรจน์ดิษยชัย (โรจน์ดิษยชัย 
) , around the world, is an extremely rare cognomen. The last name โรจน์ดิษยชัย is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| โรจน์ดิษยชัย | Thailand |