Surname อุโนทัย (อุโนทัย 
) , around the world, is a very rare family name. The cognomen อุโนทัย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, อุโนทัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| อุโนทัย | Thailand |