Rudolf "Rudi" Faßnacht (28 December 1934 in Neu-Ulm, Bavaria – 25 July 2000 in Gonesse) was a German football manager.

Faßnacht coached MSV Duisburg to a 7th-place finish in the 1970–71 Bundesliga season.

On 25 July 2000 Faßnacht and his wife were among the passengers on Air France Flight 4590 with 109 people on board, a Concorde which crashed into the Hôtelissimo Les Relais Bleus Hotel in Gonesse with no survivors.

4 people on the ground were also killed.

This biographical article related to association football in Germany, about a defender born in the 1930s, is a stub.