Novak Djokovic wins French Open title to win fifth crown of 2011 . Straight sets win over Feliciano Lopez extends his unbeaten streak to 27 - 0 . Juan Martin del Potro wins Estoril Open by defeating Fernando Verdasco in final . `` Obviously the number one ranking is still far away , even though I 've been winning every match I 've played this year and won five titles in a row . ` Nikolay Davydenko of Russia wins ATP title in Munich .
Novak Djokovic wins French Open title to win fifth crown of 2011 . Straight sets win over Feliciano Lopez extends his unbeaten streak to 27 - 0 . Juan Martin del Potro wins Estoril Open by defeating Fernando Verdasco in final . Nikolay Davydenko of Russia wins ATP title in Munich .