Family name Wlaź (Wlaź 
) , in all the world, is a rare cognomen. The family name Wlaź is characteristic of Eastern Europe, particularly Poland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wlaź | Poland |
| piotr wlaź Polish pharmacologist, PL (b. 1950) |
|
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| aleksandra wlaź Polish pharmacologist, PL |
|