Katerina Siniakova together with Barbora Krejcikova, triumphed in doubles at Upper Austria Ladies Linz. Katerina and Barbora defeated Xenia Knoll (Switzerland) and Barbara Haas (Austria) in the final: 6-4 6-3. The next tournament for Katerina will be Kremlin Cup where Siniakova will be competing in both singles and doubles.