Family name Tiina-Riitta (Tiina-Riitta 
) , all over the world, is an extremely rare surname. Much more frequently, Tiina-Riitta is the forename as well as the last name. Parts of the name also exists independently as a first name Tiina, and a first name Riitta.
| VARIANT | COUNTRY |
|---|---|
| Tiina-Riitta | Finland |