Surname ใหม่เจริญนุกูล (ใหม่เจริญนุกูล, Maijaroennukul 
) , all around the world, is a very rare family name. The cognomen ใหม่เจริญนุกูล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Maijaroennukul | Thailand |