The couple are back in London for the Laver Cup[/caption]
Riddle has been a supportive figure for boyfriend Fritz and was at Wimbledon this year[/caption]
Social media influencer Riddle was often the focus of TV cameras as she watched a momentous Wimbledon quarter-final involving Fritz and Nadal[/caption]
Fritz wins on and off the tennis court[/caption]
And so Fritz was invited to play in the Laver Cup for the second time in his career for Team World.
Fritz, 24, is the highest ranked player on Team World and will team up with the likes of Felix Auger-Aliassime and Diego Schwartzman.
Team World will be hoping to defeat Team Europe, which consists of tennis greats Novak Djokovic, Nadal, retiring Roger Federer and Andy Murray.
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And if Fritz isn’t able to win on the court in London this week, he’s certainly winning off it.
Girlfriend Riddle is in the English capital to support her man and has sent fans into meltdown with her latest Instagram upload.
The suited and booted couple posed for a photo ahead of the tournament.
Riddle captioned the post: “Me and a fan.”
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One fan responded: “Wow you look so stunning.”
Another said: “You look perfect.”
The winning team must reach 13 points to seal victory at the Laver Cup.
Team Europe have a 2-0 lead thanks to wins from Stefanos Tsitsipas and Casper Ruud.
Murray will face Alex de Minaur on centre court later on Friday.
Federer and Nadal will then team up against Jack Sock and Frances Tiafoe to draw a close to day one.
Team Europe are HEAVY favourites to win the Laver Cup with four tennis icons on their side[/caption]