Family name ไฟโรจน์ (ไฟโรจน์ 
) , globally, is an extremely rare surname. The cognomen ไฟโรจน์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ไฟโรจน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ไฟโรจน์ | Thailand |