Date of Birth: 
About Katharina Büche
- Katharina Büche (born 19 June 1974) is an Austrian former professional tennis player. Büche competed professionally in the 1990s, reaching a top ranking of 202.
- She featured in the qualifying draws for both the Australian Open and Wimbledon during her career.
- Her best WTA Tour performances came at the Linz Open, where she twice made the second round, including in 1994 when she had a first round win over Virginia Ruano Pascual.
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