Last name Norwa (Norwa 
) , in all the world, is a very rare family name. The family name Norwa is habitual in Poland, where it is a rare surname, Malaysia, where it is an extremely rare surname, and Nigeria. More frequently, Norwa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Norwa | Poland, South Africa, Nigeria, United States, Philippines |