Surname ניקולאה (Niculae 
, ניקולאה 
) , all around the world, is a common last name. The last name ניקולאה is characteristic of Romania, where it is a common surname, Malta, where it is quite a rare surname, and Luxembourg. In absolute terms, this name is the most popular in Romania, Afghanistan, and Spain. Likewise, ניקולאה is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Niculae | Italy, Spain, Afghanistan, France, Romania |
| ניקולאה | Israel |