Last name หาญโรจนวุฒิ (หาญโรจนวุฒิ 
) , globally, is a very rare family name. The surname หาญโรจนวุฒิ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| หาญโรจนวุฒิ | Thailand |
นุศรา, ธัญชกม, ธัญญานี, ธัญญ์นภัส, and เฉลิมโรจน์