Last name ธนิตไชยโรจน์ (ธนิตไชยโรจน์ 
) , worldwide, is an extremely rare surname. The cognomen ธนิตไชยโรจน์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธนิตไชยโรจน์ | Thailand |