Family name Marchidanu (Marchidanu 
) , in the entire world, is a rare surname. The family name Marchidanu is characteristic of Romania, where it is a rare surname, Italy, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Much less frequently, Marchidanu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marchidanu | Italy, Canada, Romania, United Kingdom |
| costică marchidanu Romanian politician from Ciocile, Brăila County, RO |
|