Cognomen มงคลไชยมาศน์ (มงคลไชยมาศน์ 
) , around the globe, is an extremely rare surname. The last name มงคลไชยมาศน์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| มงคลไชยมาศน์ | Thailand |