Mai-Ndombe is one of the 21 newest provinces of the Democratic Republic of the Congo created in the 2015 repartitioning when the former Bandundu province was split-up into the new provinces of Mai-Ndombe, Kwango, and Kwilu.

[2] Mai-Ndombe was formed from the Plateaux and Mai-Ndombe districts, with the town of Inongo being elevated to the capital city of the new province.

[3] Mai-Ndombe Province was a separate province from 1962 to 1966, prior the creation of Bandundu Province from the post-colonial political regions of Kwango, Kwilu, and Mai-Ndombe.

Presidents (from 1965, governors) were:[citation needed] A large river boat sank in the province in 2021, killing at least 60 people.

[4] Currently, there are 8 territories in Mai-Ndombe province, which are: