Family name Niway (Niway 
) , in all the world, is quite a rare cognomen. The family name Niway is habitual in Ethiopia, where it is quite a rare surname, Myanmar, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Niway is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Niway | Ethiopia, Philippines, United States, India, Myanmar |