Family name Ionascu (Ionascu 
) , in all the world, is quite a common cognomen. The surname Ionascu is habitual in Eastern Europe, particularly Romania, where it is quite a common surname, Moldova, where it is quite a rare surname, and Slovakia, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Romania, Moldova, and Italy. Very seldom, Ionascu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ionascu | United Kingdom, Italy, Romania, France, Moldova |
| mihaela ionascu researcher (ORCID 0000-0002-4488-4288) |
|
|
| ileana ionascu Ph.D. University of New Hampshire 1994 |
|
|
| eugen julien ionascu Ph.D. Texas A&M University 1997 |
|
Mr, Gina, Lumi, Jeff, Tavi, Tina, Nico, Nicu, Nili, Nina, Gabi, Nini, Emil, Valy, Vasy, Vlad, Ioan, Oana, Maria, Marin, Mandy, Nela, Doru, Didi, Dana, Ms, Mia, Ana, Adi, Avi, Dan, Joe, Ina, Ion, Mara, Mali, Madu, Mimi, Alex, Alin, Andi, Anna, Anca, Paul, Radu, Raul, Magda, and Mihai