Cognomen 古塔 (Gutta 
, 古塔 
) , throughout the world, is a common surname. The last name 古塔 is habitual in Jamaica, where it is quite a rare surname, India, and Slovakia, where it is a rare surname. Measured by absolute frequency, this name is the most popular in India, Ethiopia, and the United States. Very seldom, 古塔 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gutta | Ethiopia, Italy, Tanzania, United States, India |
| 古塔 | China |