RFB or RfB may refer to:
- Radio Free Britain, A national identity Internet radio station and blog of an identitarian political group with no political leaning except towards British identity
- Rain-free base, a portion of a thunderstorm cloud-base associated with the updraft that is (completely or relatively) devoid of precipitation
- Really Free Band, a British Christian Rock band
- Reichenbachfall-Bahn, a funicular in the Swiss canton of Berne
- RFB protocol, a simple "remote framebuffer" protocol for remote access to graphical user interfaces
- "Room, Food, and Beverage", see Comps (casino)
- Rotfrontkämpferbund, German for "Red Front Fighters' League", a paramilitary organization of the Communist Party of Germany
- Rhein Flugzeugbau, a German aircraft company
- Kel-Tec RFB, a gas-operated semi-automatic rifle
- Radio Free Burrito, a podcast by Wil Wheaton
- Radio Free Brooklyn, a community freeform Internet radio station in Brooklyn, NY
- RFB (R f##king B) New Zealand slang for the Nissan RB engine series noun r33 gts 20e goes hunnitz
|This disambiguation page lists articles associated with the title RFB.
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