Rüdiger Haas (born 15 December 1969) is a former professional tennis player from Germany.

The biggest tournament he participated in as a singles player was the 1991 German Open, part of the ATP Super 9 series.

The only occasion that he made it past the opening round of a Grand Prix or ATP Tour tournament was in the 1991 Kremlin Cup, where he defeated Soviet Sergei Skakun, before being eliminated in the second round by Jakob Hlasek.

They upset the reigning Australian Open champions Rick Leach and Jim Pugh in the semi-finals, then defeated Jeremy Bates and Tom Nijssen in the final.

The other title win was in Palermo the following year, with he and partner Peter Ballauff beating both the first and second seeds.