Kibungo is a town and sector in the Republic of Rwanda. It is the political, administrative and commercial capital of Ngoma District. In 1998, Kibungo became the site of at least four of Rwanda's last 22 executions. All of the convicts were executed for crimes related to the 1994 genocide.

Kibungo is located in Ngoma District, Eastern Province. Its location lies in the southeastern part of Rwanda, along the main road (B3) from Kigali in Rwanda, to Nyakasanza, in Tanzania. Kibungo lies approximately 73 kilometres (45 mi) by road southeast of Kigali, the capital and largest city of Rwanda.

As of the census of 2022, the population of Kibungo Sector was at 31,445.