Throughout the world, Arja-Riitta (Arja-Riitta 
) is an extremely rare female given name. Parts of the name also exists independently as a last name Arja, and a first name Riitta.
| VARIANT | COUNTRY |
|---|---|
| Arja-Riitta | Finland |
| arja-riitta ihalainen Finnish artist (b. 1953) |
|