| Kusu | |
| States: | Democratic Republic of the Congo |
| Region: | Maniema Province |
| Speakers: | 26,000 |
| Date: | 1971 |
| Ref: | e18 |
| Familycolor: | Niger-Congo |
| Fam2: | Atlantic–Congo |
| Fam3: | Benue–Congo |
| Fam4: | Bantoid |
| Fam5: | Bantu (Zone C) |
| Fam6: | Tetela (C.70) |
| Iso3: | ksv |
| Glotto: | kusu1252 |
| Glottorefname: | Kusu |
| Guthrie: | C.72 |
Kusu (Kutsu) is a Bantu language of Maniema Province, Democratic Republic of the Congo.
Gengele creole is reported to be partly based on Kusu.