RBM is a three-letter acronym. It refers to:
- The Roll Back Malaria (RBM) Partnership, the global framework to implement coordinated action against malaria.
- Restricted Boltzmann machine, a type of neural network used in artificial intelligence applications
- Rust Belt Music, a San Franciscan band
- Réseau des Bains de Mer a group of metre gauge railways centred on Noyelles-sur-Mer in France
- Racing Bart Mampaey, a racing team competing in the World Touring Car Championship, running the BMW Team RBM operation
- Richards Bay Minerals, a South African mining company
- Reflected Brownian motion, a class of stochastic process