Family name דקד (Decad 
, דקד 
) , in all the world, is a very rare last name. The surname דקד is characteristic of Israel, where it is a very rare surname, France, and the United States, where it is an extremely rare surname. Very seldom, דקד is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Decad | Spain, France, United States, Philippines |
| דקד | Israel |