| Nyakijanda River | |
| Pushpin Map: | Burundi |
| Subdivision Type1: | Country |
| Subdivision Name1: | Burundi |
| Mouth Location: | Nyabaha River |
The Nyakijanda River (fr|Rivière Nyakijanda) is a river in Burundi, a left tributary of the Nyabaha River.
The Nyakijanda River forms in the south of Ruyigi Province where it is fed by the Gihehe River and the Gisuma River.It flows north along the boundary between Gitega Province and Ruyigi Province and joins the Sanzu River, which flows from the east, to form the Nyabaha River.
The surroundings of Nyakijanda are a mosaic of agricultural land and natural vegetation.The area is quite densely populated, with 111 inhabitants per square kilometer as of 2016.The average annual temperature in the area is .The warmest month is September, when the average temperature is, and the coldest is April, with .Average annual rainfall is . The rainiest month is December, with an average of of precipitation, and the driest is July, with of precipitation.
The Nyakijanda marsh is in the Commune of Itaba, southeast Gitega Province, between the Kirimo natural region to the west and the Buyogoma natural region to the east.Only the Nyakijanda marsh can be managed for agricultural purposes, growing rice or other crops.Almost all the commune's watercourses converge on the marshes of the Nyakijanda.
The falls on the Nyakijanda River have hydroelectric potential.As of 1984 a 250kW hydroelectric plant had been proposed on the Nyakijanda River about 3 km from Buhoro.A 2012 report by the Ministry of Energy and Mines identified two possible projects on the Nyakijanda: NYKI 012 at 2.8MW and NYKI 002 at 1.7MW A 2022 report identified a potential site on the Nyakijanda in the Nyamuyaga colline of the Commune of Butaganzwa, Ruyigi Province.The fall was high with flow of, giving potential of 487kW.