Cognomen ตามวุฒิ (ตามวุฒิ 
) , all around the world, is an extremely rare last name. The last name ตามวุฒิ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ตามวุฒิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ตามวุฒิ | Thailand |