| Yitha-Yitha | |
| Also Known As: | Lower Darling–Lower Lachlan |
| Region: | South Australia |
| Ethnicity: | Yitha Yitha, Dadi Dadi |
| Speakers: | 10 |
| Date: | 2005 |
| Ref: | aiatsis |
| Familycolor: | Australian |
| Fam1: | Pama–Nyungan |
| Fam2: | Lower Murray |
| Dia1: | Yitha-Yitha |
| Dia2: | Dardi-Dardi (Tati-Tati, Ta-tati) |
| Lc1: | xth |
| Ld1: | Yitha Yitha |
| Lc2: | dda |
| Ld2: | Dadi Dadi |
| Aiatsis: | D7 |
| Aiatsisname: | Yitha Yitha |
| Aiatsis2: | S28 |
| Aiatsisname2: | Dadi Dadi |
| Glotto: | lowe1403 |
| Glottorefname: | Lower Darling–Lower Lachlan |
| Elp2: | 5557 |
| Elpname2: | Dadi Dadi |
| Map: | File:Aboriginal Tribes of Riverena.png |
| Mapcaption: | Jitajita traditional lands |
Yitha-Yitha is a moribund language of southern South Australia spoken by the Yitha Yitha people. The language was studied in the 1980s. Yita Yita has many monosyllabic words, consonant finals and consonant clusters. Many Yita Yita place names include the words tin meaning foot, and cabul meaning leg.