Across the world, ทาฤทธิ์ (Tarit 
, ทาฤทธิ์ ) is quite a common boy's forename. The given name ทาฤทธิ์ is characteristic of India, where it is a rare male name, Bangladesh, and Thailand, where it is a very rare boy's name. Much less frequently, ทาฤทธิ์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Tarit | Kenya, Thailand, India, Bangladesh, France |
| ทาฤทธิ์ | Thailand |