Rhein may refer to:
Places Rhine, a major river in Europe () Rhein, a village in the municipality of Morsbach in North Rhine-Westphalia, Germany Rhein (Ostpreussen), a former name of the town Ryn in Poland Rhein, Saskatchewan, a village within the Rural Municipality of Wallace No. 243 in Canada
Ships SMS Rhein, an 1871 steam-powered ironclad monitor of the German Imperial Navy SS Rhein (1899), an ocean liner for North German Lloyd Rhein (A513), a modern German replenishment ship
People Eduard Rhein (1900–1993), German inventor, publisher and author Monika Rhein, German oceanographer Ralph Rhein (born 1965), Swiss slalom canoer Rhein Amacher, walk-on football player for 2008 football season; see 2008 Oregon Ducks football team Torben Rhein (born 2003), German football player
Photographs Rhein (1996), a photograph created by Andreas Gursky Rhein II (1999), a photograph created by Andreas Gursky
Other uses Rhein (molecule), a substance in the anthraquinone group found in rhubarb
See also Rhein Fire (NFL Europe), a defunct professional American football team in NFL Europe Rheintal, the Rhine Valley Rhain (disambiguation)