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