Surname ธัญญไชยโคตร (ธัญญไชยโคตร 
) , all over the world, is an extremely rare family name. The family name ธัญญไชยโคตร is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธัญญไชยโคตร | Thailand |