Siang language should not be confused with Siangic languages.
| Siang | |
| Also Known As: | Ot Siang |
| States: | Indonesia |
| Region: | Kalimantan |
| Speakers: | 60,000 |
| Date: | 1981 |
| Ref: | e18 |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | West Barito |
| Fam4: | North |
| Iso3: | sya |
| Glotto: | sian1254 |
| Glottorefname: | Siang |
Siang, or Ot Siang, is a Barito language of the central Kalimantan, Indonesia.