Cognomen Dyn-Dyn (Dyn-Dyn 
) , globally, is an extremely rare last name. Much more frequently, Dyn-Dyn is the forename as well as the last name. Parts of the name also exists independently as a last name Dyn, and a last name Dyn.
| VARIANT | COUNTRY |
|---|---|
| Dyn-Dyn | Philippines |