Serena Williams defeated her sister Venus in straight sets Saturday, winning her third Wimbledon women's singles title.

Serena posted a break in the sixth game of the second set en route to a 7-6 (7-3), 6-2 victory and ended Venus's Wimbledon match winning streak at 20 in avenging a title match loss from a year ago. Venus had been seeking a third consecutive, and sixth overall, Wimbledon title.

But she had first serve problems in the second set and Serena took advantage, earning her first service break opportunity. A double fault by Venus put Serena up 4-2. Serena won her serve a love to move within a game of the championship.

Serena needed four shots at championship point but Venus fought back and the game went to deuce four times before a return by Venus went into the net, deciding the title.

The sisters entered the match 10-10 in head-to-head matches and played the first set even until the tiebreaker when Serena took advantage of a second serve by Venus to go up 3-1. She pushed the advantage to 6-2 and cashed her second set point to end Venus's Wimbledon set winning streak at 34.

The win Saturday gave Serena 11 Grand Slams championships, including three at Wimbledon. She also won Wimbledon in 2002 and 2003, beating Venus both time in the finals.