RRF may refer to: Raptor Research Foundation, US based ornithological organization Ready Reserve Force, A fleet of reserve ships to be used by the Military Sealift Command when activated Rapid reaction force, a military or police emergency unit Royal Regiment of Fusiliers, an infantry regiment of the British Army Detroit Reentry Center, formerly Ryan Correctional Facility (code RRF) Reed Reactor Facility, a nuclear reactor Ribosome Recycling Factor, in protein synthesis Risk reduction factor Ross River fever, a mosquito-borne illness Relentless Reckless Forever, seventh studio album of Finnish metal band Children of Bodom