People
* Reb Anderson (born 1943), American Zen Buddhist teacher and writer * Reb Beach (born 1963), American rock guitarist * Reb Brown (born 1948), American actor * Reb Russell (1889-1975), American Major League Baseball pitcher * Reb Spikes (1888-1982), American jazz saxophonist and entrepreneur * Lafayette Russell, American football player and actor * REB, web handle of Columbine massacre shooter Eric HarrisFood chemistry
* Rebaudioside compounds from the stevia plant, used as sweetenersREB
* Relativistic electron beam, streams of electrons moving at relativistic speeds * Revised English Bible, a 1989 English language translation of the Bible * Research ethics board, or institutional review board, type of committee that applies research ethics * Rural Electrification Board, in Bangladesh - see Electricity distribution companies by country * Rwanda Education Board, in Rwanda it is a part of the ministry of education(MINEDUC Rwanda) in charge of general education as the Workforce Development (WDA) is in charge of vocational schoolsOther uses
* Reb River, EthiopiaSee also
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