Surname สุธัมมา (Sudhamma 
, สุธัมมา , Suthamma 
) , worldwide, is a rare last name. The family name สุธัมมา is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, Myanmar, where it is a very rare surname, and Malaysia. Measured by absolute frequency, this name is the most popular in Thailand, India, and Myanmar. More prevalently, สุธัมมา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sudhamma | Myanmar, Thailand, United Kingdom, India, United States |
| สุธัมมา | Thailand |
| Suthamma | Thailand, India, Malaysia, South Africa |