Peter Bernreuther (born 26 December 1946) is a retired West German sprinter who specialized in the 400 metres.
At the 1968 European Indoor Games, he won a silver medal in the 4 x 364 metres relay, together with Horst Daverkausen, Ingo Röper and Martin Jellinghaus.[1] At the 1972 European Indoor Championships he won a silver medal in the 4 x 360 metres relay, together with Rolf Krüsmann, Georg Nückles and Ulrich Reich.[2]
In domestic competitions, Bernreuther represented the sports clubs SB DJK Würzburg and later TSV Bayer 04 Leverkusen. He became West German indoor champion in 1969 and 1970.[3]