Family name Dreng (Dring 
, Renki 
, Dreng 
) , all around the world, is quite a rare surname. The last name Dreng is characteristic of the United Kingdom, where it is quite a rare surname, Norway, and New Zealand, where it is a rare surname. In absolute terms, it most frequently occurs in the United Kingdom, Germany, and the United States. Also, Dreng is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dring | Germany, United Kingdom, Australia, United States, India |
| Renki | Japan, Indonesia, South Africa, India, Argentina |
| Dreng | Germany, Japan, Norway, United States, India |
| rolf dreng (b. 1916) |
|