Bad Griesbach im Rottal (Central Bavarian: Bod Griasboch (im Rottoi)), or just Bad Griesbach, is a town in the district of Passau in Bavaria in Germany.

As part of the Dukedom Bavaria, Griesbach im Rottal (official name) became more independent.

The Bavarian reform of 1972 merged the municipalities of Karpfham, Parzham, Reutern, St. Salvator and Weng.

The discovery of hot springs in 1972/73 lead to a new orientation as a spa town.The mayor is Jürgen Fundke, he was elected in 2008 with 58% of the votes and re-elected in 2014 and 2020.

Bad Griesbach (Rottal) is twinned with: This Passau district location article is a stub.