Roger and Mirka was also seen speaking with a few students of the Academy.
Federer was cheered on by his wife Mirka Federer and children Charlene Riva, Myla Rose, Lenny and Leo.
It has now come to light that Federer's wife Mirka is at the centre of this now infamous row between the seventeen-time Grand Slam champion and the 2014 Australian Open champion.
Federer's kids give dad competition with the attention
The Royal Box was packed with stars from the world of cricket, football, athletics and tennis. Take a look...
Roger Federer launched his bid for an 18th grand slam title with a workmanlike 6-3, 6-4, 7-6 (4) win over Marinko Matosevic to ease into the second round of the US Open on Tuesday, with NBA great Michael Jordan leading the cheering.
Roger Federer left wondering if he can conquer Wimbledon again.
The US Open is the biggest tournament in America's tennis calendar. Enough reason for the big personalities from Hollywood, former tennis champions and other celebrities to catch their favourite tennis stars in action.