Sabine Lisicki(Germany)Defeats Serena Williams in 4th Rounds of Wimbledon Championships 2013 - Monday July 01,2013

Defending champion Serena Williams(USA) was eliminated in the fourth round of Wimbledon on Monday July 01,2013 failing to close out a see-saw third set before losing 6-2, 1-6, 6-4 to Sabine Lisicki(Germany)

The loss ends Williams’ career-best 34-match winning streak and her attempt to win a 6th title at the Wimbledon

Note
Roger Federer(Switzerland) and Serena Williams(USA) were the defending champions in singles events, but neither was able to repeat their success this year.
Roger Federer was Defeated in the second round by Serhiy Stakhovsky and Serena Williams lost in the fourth round to Sabine Lisicki(Germany).
This marked the first time since 1927 in which both defending champions were eliminated before the quarter-finals