| Tajio | |
| Also Known As: | Kasimbar |
| States: | Central Sulawesi, Indonesia |
| Speakers: | 12,000 |
| Date: | 2001 |
| Ref: | e18 |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | Celebic |
| Fam4: | Tomini–Tolitoli ? |
| Fam5: | Tomini |
| Iso3: | tdj |
| Glotto: | taji1246 |
| Glottorefname: | Tajio |
Tajio (Ajio), or Kasimbar, is a Celebic language of Sulawesi in Indonesia.
The Tajio-speaking area is located between Lauje and Ampibabo.[1]