Fifteen-times grand slam champion Martina Hingis made a courageously impressive return to big-time singles tennis in the Fed Cup on Saturday but was eventually outplayed by Agnieszka Radwanska . Hingis was persuaded to play her first tour-level singles for nearly eight years because of injuries in the Switzerland team for the World Group playoff encounter against Poland . The 34-year-old brought back memories of her heyday in a thrilling 48-minute first set before capitulating 6-4 6-0 to world number nine Radwanska after 76 enjoyable minutes . Martina Hingis fought courageously but could not prevent defeat on her first return to singles since 2007 . The former World No 1 was defeated 6-4 , 6-0 by Agnieszka Radwanska ( right ) in the Fed Cup . Hingis was persuaded to play because of injuries in the team and to secure a spot on the Olympic team . Australian Open ( 1997 , 1998 , 1999 ) Wimbledon ( 1997 ) US Open ( 1997 ) French Open runner-up ( 1997 , 1999 ) Total career singles titles : 43 . Total career doubles titles : 44 . Career prize money : $ 20,974,066 . Smiling a lot and clearly enjoying the experience of being back in the spotlight against a player with a similarly attractive style , Hingis played some exhilarating tennis early on but her effort eventually took its toll . Half a step slower in the second set , she could only win 11 points as Radwanska upped her game to give Poland a 1-0 lead in the tie . What was most eye-catching was the way Hingis fought in the opening set , twice coming back from a break down to level the scores until the pressure exerted by Radwanska finally told . Hingis , who only plays doubles on tour those days , was making a Fed Cup return for the first time since the 1998 final because she has to play in the competition to qualify for next year 's Olympics . Hingis lines up with team-mates including ( L-R ) Romina Oprandi , Victorija Golubic and Timea Bacsinszky . Hingis , posing with the US Open trophy in 1997 , won five grand slam singles titles before her 18th birthday .
Switzerland are facing Poland in the Fed Cup World Group play offs . Agnieszka Radwanska lost 6-4 , 6-0 to world No 9 Martina Hingis . The former No 1 and five-time grand slam singles winner has not played a singles match since 2007 .