 TENNIS influencer Rachel Stuhlmann wowed fans as she posed in a tiny yellow bikini. The 31-year-old, self-titled No1 tennis influencer has built up a huge following online as a voice for the sport. 6 Rachel Stuhlmann wowed in a yellow bikini as she showed off her new collectionCredit: Instagram rstuhlmann 6 Rachel Stuhlmann regularly ... Tennis influencer Rachel Stuhlmann sends fans into meltdown in... 