Andy Murray names Groeneveld as her new tennis coach . The current No . 4 underwent right shoulder surgery five years ago and there were fears her career might be over . Sharapova has been without a coach since a brief spell with Groeneveld . Sven Groeneveld has worked with the likes of Ana Ivanovic , Caroline Wozniacki and Caroline Wozniacki . Sharapova has n't played since August because of a recurring shoulder injury .
Andy Murray names Groeneveld as her new tennis coach . Sharapova has been without a coach since a brief spell with Groeneveld . Sven Groeneveld has worked with the likes of Ana Ivanovic , Caroline Wozniacki and Caroline Wozniacki . Sharapova has n't played since August because of a recurring shoulder injury .