| Tagu | |
| Region: | Yunnan |
| States: | China |
| Familycolor: | Sino-Tibetan |
| Fam2: | (Tibeto-Burman) |
| Fam3: | Lolo–Burmese |
| Fam4: | Loloish |
| Fam5: | Lisoish |
| Fam6: | Lalo–Lavu[1] |
| Fam7: | Taloid |
| Iso3: | none |
| Glotto: | none |
Tagu 塔古 is a Loloish language spoken in parts of Dongshan and Sina townships in southeastern Yongsheng County by at least 2,000 people (Bradley 2004).[2]