ATP Bastad doubles: Julian Knowle and Philipp Petschner win it all
Julian Knowle - Alchetron, The Free Social Encyclopedia
Julian Knowle | Tennis Forecast
ATP Montpellier: Blitz comeback by Julian Knowle · tennisnet.com
Julian Knowle | Overview | ATP Tour | Tennis
Julian Knowle - Wikipedia
Julian Knowle | Overview | ATP Tour | Tennis
Top-Oldie, aber out - Julian Knowle trägt sich in die ATP-Rekordbücher ein | krone.at
1,032 Julian Knowle Photos and Premium High Res Pictures - Getty Images
Julian Knowle ‹ TennisPhotoWorld.com
Lucas Dlouhy, left, and Pavel Vizner, right, of Czech compete against Simon Aspelin of Sweden and Julian Knowle of Austria during a match of Tennis Ma Stock Photo - Alamy