Bumbești-Jiu () is a town in Gorj County, Oltenia, Romania, on the river Jiu. It administers four villages: Curtișoara, Lăzărești, Pleșa and Tetila. It officially became a town in 1989, as a result of the Romanian rural systematization program.
The town features the Lainici Monastery, the Vișina Monastery (built in 1418), and a "Village Museum".
Natives
- Dorin Arcanu (born 1970), footballer
- Corina Peptan (born 1978), chess player
- Dan Vîlceanu (born 1979), politician