Family name Diakowicz (Diakowicz 
) , in all the world, is a very rare last name. The surname Diakowicz is habitual in Poland, where it is a rare surname, France, where it is an extremely rare surname, and the United Kingdom. Also, Diakowicz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Diakowicz | Poland, Canada, France, United Kingdom |