Surono (born 8 July 1955), who is often called Mbah Rono (Javanese for Grandfather Rono), is the most popular Indonesian geophysicist and volcanologist.
He was former the Head of the Indonesian Center for Volcanology and Geological Hazard Mitigation, Geological Agency (Pusat Vulkanologi dan Mitigasi Bencana Geologi, Badan Geologi - PVMBG).
Currently, he is the Head of the Indonesian Geological Agency (Badan Geologi) of the Ministry of Energy and Mineral Resources.
After graduating from the Bandung Institute of Technology in 1982 with a bachelor's degree in physics, he studied at Grenoble University in France.