Cognomen 丁克 (Dinko 
, Tink 
, Dink ) , worldwide, is quite a rare family name. The surname 丁克 is characteristic of Botswana, where it is quite a rare surname, Australia, and Ghana. In absolute terms, it is commonest in Indonesia, Myanmar, and Ghana. More prevalently, 丁克 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dinko | Ethiopia, Bosnia and Herzegovina, Bulgaria, India, Croatia |
| Tink | Australia, Indonesia, United States, Myanmar, India |
| Dink | Australia, Ethiopia, Indonesia, United States, India |
| 丁克 | China |