Cognomen Ruechuda (Ruechuda 
) , across the world, is an extremely rare family name. Much more frequently, Ruechuda is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruechuda | United States, Thailand |
Sintop, Chairat, Kallaka, Phutsorn, Kamolsaerirat, Thaksaphan, Ongartchai, Sintoplertchaiyakul, and Kittisaengsuvan