Family name Tangkanobon (Tangkanobon 
) , worldwide, is a very rare last name. The last name Tangkanobon is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tangkanobon | Thailand |
Bhudhimetha, Kanokwan, Nareenart, and Ratanachanok