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, Croatia, Bosnia and Herzegovina, Bulgaria, India |
| Tink | Indonesia, Australia, United States, India, Myanmar |
| Dink | Indonesia, Ethiopia, Australia, United States, India |
| 丁克 | China |