Martina Hingis's Comeback III of her Career

Martina Hingis retired for the second time in her career in 2007 after testing positive for traces of cocaine and quit for first time in 2002 due to foot and ankle injuries.

Martina Hingis  lost her last WTA match in September 2007 against China’s Peng Shuai

Six years after her retirement, Martina Hingis is to return to play doubles teaming up with  Daniela Hantuchova at the Southern California Open in Carlsbad from July 27 to August 4,2013

Martina Hingis won in her return to the WTA Tour, teaming with Daniela Hantuchova for a 6-1, 6-1 victory over Julia Goerges and Darija Jurak on Wednesday July 31,2013 in the Southern California Open

About Martina Hingis(DOB Sep 30,1980)
Martina Hingis,a Switzerland Tennis Professional has won 5 Grand Slam Singles Titles -

• Australian Open(3)in 1997,1998 and 1999
• Wimbledon(1)in 1997
• US Open(1)in 1997

has won 9 Grand Slam women's doubles titles -

• Australian Open(4)in 1997,1998,1999 and 2002
• French Open(2)in 1998 and 2000
• Wimbledon(2)in 1996 and 1998
• US Open(1)in 1998

In 1997 Martina Hingis became the youngest Grand Slam singles winner in the 20th century by winning the Australian Open at age 16 years and 3 months (beating former champion Mary Pierce  in the final)

In 1997 Martina Hingis became the youngest singles champion at Wimbledon since Lottie Dod in 1887 by beating Jana Novotna in the final

In 1998, Hingis won all four of the Grand Slam women's doubles titles, only the fourth in women's tennis history to do so, (the Australian Open with Mirjana Lucic and the other three events with Jana Novotna), and she became only the third woman to hold the No. 1 ranking in both singles and doubles simultaneously