Surname สมบูรณ์ลักขณา (สมบูรณ์ลักขณา 
, Sombooonlakkana, Somboonlakana 
) , all around the world, is a very rare cognomen. The last name สมบูรณ์ลักขณา is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Somboonlakhana, สมบูรณ์ลักขณา | Thailand |
| Somboonlakana | United States, Thailand |