The Swiss ace has reached the final seven times , winning five of those between 2003-2008 , while he lost out in 2010 to Lleyton Hewitt , and to Germany 's Haas last year . Roger Federer wins opening match at Germany in Germany . The 17-time grand slam winner yet to pick up a title 2002 . Lleyton Hewitt withdraws from ATP for personal reasons . Roger Federer shocks Grigor Dimitrov at Queen 's Club .
Roger Federer wins opening match at Germany in Germany . The 17-time grand slam winner yet to pick up a title 2002 . Lleyton Hewitt withdraws from ATP for personal reasons . Roger Federer shocks Grigor Dimitrov at Queen 's Club .