Last name รุจิโรจน์อำไพ (รุจิโรจน์อำไพ, Rujirotampai 
) , throughout the world, is an extremely rare surname. The cognomen รุจิโรจน์อำไพ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rujirotampai | Thailand |