Reek may refer to:
Places Reek, Netherlands, a village in the Dutch province of North Brabant Croagh Patrick, a mountain in the west of Ireland nicknamed "The Reek"
People Nikolai Reek (1890–1942), Estonian military commander Salme Reek (1907–1996), Estonian actress Reek da Villian, American rapper Walter Reek (1878–1933), German politician
Fictional characters Reek (fictional creature), a fictional creature in the Star Wars universe Reek, name given to Theon Greyjoy by Ramsay Bolton in A Song of Ice and Fire
Other uses Reek, to emit an unpleasant odor