| Lainong | |
| Nativename: | Htangan |
| States: | Burma |
| Ethnicity: | Lainong Naga |
| Speakers: | 22,617 (Sainyiu, Anui) |
| Date: | 2022 |
| Familycolor: | Sino-Tibetan |
| Fam2: | Brahmaputran |
| Fam3: | Konyak |
| Fam4: | Konyak–Chang? (close to Ponyo) |
| Iso3: | lzn |
| Glotto: | lein1237 |
| Glottorefname: | Leinong Naga |
Lainong Naga, or Htang Ngan, is a Sino-Tibetan language spoken in Burma. Lainong Naga is spoken in about 32 villages of Lahe Township and northwestern Hkamti Township, Naga Self-Administered Zone (formerly administered as part of Hkamti District), Sagaing Division, Myanmar (Ethnologue). Dialects are Zëūdiāng.
The Lainong Naga dialects share 89%–100% lexical similarity.[1] Lainong Naga is 69%–75% lexically similar with Ponyo-Gongwang Naga, 62%–67% with Khiamniungan Naga, and 37%–41% with Lao variety of Konyak Naga.