Jason Kubler is a 33-year-old right-handed professional tennis player, currently ranked world No. 475. That is below a career-high of world No. 63. The first serve is the reliable part of the game: 67.3% of opening deliveries land in, and 75.2% of those points are won. Breaking is the real weapon here: 32.8% of break chances get taken. Across everything played, 57.4% of all points end up on this side of the net. Almost the entire record comes from one surface, hard (5-3).

Results keep swinging: 3 up and 2 down across the last 5. The longest match we have on record ran to 30 games, against F. Tiafoe. More of the matches we cover came at Challenger Sydney Australia than anywhere else — 3 of them. Predictions cover match winner and score, alongside serve, return and break-point statistics. Most recently seen in our data at ATP Australian Open Melbourne Australia.

Serve & Return

First Serve %

69.7%

1st Serve Won

77.7%

2nd Serve Won

55.3%

Aces / Match

4.1

Double Faults / Match

0.7

Break Pts Saved

62.5%

Break Pts Converted

43.8%

Return Pts Won

43.7%

Service Hold %

90.4%

Total Pts Won

61.9%