He has worked with some of the sport’s biggest servers, including former US player John Isner, who set the ATP-recognized record for the fastest serve in 2016, when he blasted a ball 157.2 mph ...

Isner holds the record for the ATP's fastest official serve and third-fastest on record in tennis at 157.2 mph, hit during ...

John Isner admits he is not surprised by Giovanni Mpetshi Perricard’s rapid rise in 2024 as the American backed the young star to terrorise many a player with his big serve in future. The 21 ...

He has worked with some of the sport’s biggest servers, including former US player John Isner, who set the ATP-recognized record for the fastest serve in 2016, when he blasted a ball 157.2 mph ...

He has worked with some of the sport’s biggest servers, including former US player John Isner, who set the ATP-recognized record for the fastest serve in 2016, when he blasted a ball 157.2 mph ...