Last name Stircu (Stircu 
, Стирцу 
) , in the world, is a rare cognomen. The surname Stircu is habitual in Romania, where it is quite a rare surname, Greece, where it is a very rare surname, and Italy. In absolute terms, it most frequently occurs in Romania, Russia, and Italy. Much less frequently, Stircu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Stircu | Romania, Italy, Spain, Canada, Greece |
| Стирцу | Russia |