Family name Nadua (Nadua 
) , globally, is a rare last name. The surname Nadua is habitual in South-eastern Asia, particularly Philippines, where it is a rare surname, Singapore, and Malaysia, where it is a very rare surname. In absolute terms, it is commonest in Philippines, Mexico, and India. Likewise, Nadua is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nadua | Egypt, Paraguay, Philippines, India, Sudan |