Four-time champion Serena Williams fought back from one set down to edge China's Zheng Jie 6-7(5/7), 6-2, 9-7 to enter the fourth round at Wimbledon here on Saturday.

Serena Williams jumped for joy after?edging China's Zheng Jie 6-7(5/7), 6-2, 9-7 to enter the fourth round at Wimbledon here on Saturday. [File Photo]

The sixth seeded Williams, who had beaten Zhen in all their previous five meetings, broke Zheng in the third set to pull ahead at 8-7 and held her own serve finally to win the match which last two hours 28 minutes.

Zheng also fell at the hands of the 31-year-old Williams at Wimbledon in 2008 when she surprised all to become the first Chinese to reach the last four in a Grand Slam event.