World No. 396 Sander Jong is 26 and plays right-handed. No clear favourite surface: Hard 8-2, Clay 27-11, Grass 1-1. Twelve-month serve numbers: 58% of first serves in, 72.7% of those points won. A real threat on return: 94.8% of break points are converted. 197.4% of service games held: breaking this serve is hard.

In form: 4 of the last 5 finished matches won. No match in our data has lasted longer than the 35-game duel with K. Miyoshi. We have forecast this player's matches most often at ITF Men M25 Gijón: 5 of them. Open any of these matches for BananaCore's pick, a predicted scoreline and the serve and return figures behind them. Latest tournament on record: Challenger Fort Worth USA. Whenever Sander Jong is on court, the match also appears among today's tennis predictions, next to every other match of the day.

Serving and returning

1st serves in

57%

Won on 1st serve

71.8%

Won on 2nd serve

50.6%

Aces per match

5.6

Double faults per match

3.1

Break points saved

53.3%

Return games won

39%

Points won on return

39.8%

Service points won

93.5%

All points won

60.4%

Career Past 12 months

Titles

Finals

Semi-final runs

Tournaments played

Results by tournament 2 titles

ITF M15 Haren Men ITF Winner ITF M15 Villena 2 Men ITF Winner ITF M15 Dubrovnik Men ITF Final ITF M25 Gijón Men ITF Final ITF M25 Sabadell 2 Men ITF Final ITF M25 Zaragoza Men ITF Semi-Finals ITF M15 Alkmaar Men ITF Quarter-Finals ITF M25 Deauville Men ITF Quarter-Finals ITF M25 Oldenzaal Men ITF Quarter-Finals ITF M25 The Hague Men ITF Quarter-Finals ITF M15 Sharm El Sheikh Men ITF Round of 16 ITF M15 The Hague Men ITF Round of 16 Bad Rappenau, Germany Challenger Round of 32 ITF M15 Oegstgeest Men ITF Round of 32 ITF M15 Sharm El Sheikh 2 Men ITF Round of 32 ITF M25 Angers Men ITF Round of 32 ITF M25 Louny Men ITF Round of 32 ITF M25 Saint-Dizier Men ITF Round of 32 ITF M25 Troisdorf Men ITF Round of 32 's-Hertogenbosch ATP Qualifying Bunschoten, Netherlands Challenger Qualifying

Sorted by best result, not by date

Year by year

2026

2026in progress

4–3

W–L

Matches

3–2

Tiebreaks

7.4

Aces per match

4.1

Double faults per match

1st serves in 59.4%

Won on 1st serve 73%

Won on 2nd serve 50.2%

Break points converted 37%

Break points saved 52.8%

2025

2–1

W–L

Matches

0–2

Tiebreaks

13.3

Aces per match

3.3

Double faults per match

1st serves in 59.3%

Won on 1st serve 83.1%

Won on 2nd serve 51.8%

Break points converted 50%

Break points saved 81.8%

Official singles figures for this season, as published by the tour. Don't expect the wins and losses to match our Predictions tab: that record covers only the matches we forecast. A dash marks a figure with no data yet.

Common questions

How often do our calls on Sander Jong come true?

35 of our 50 graded predictions on Sander Jong's matches were right, 70%. The latest 20 are listed below, each pick next to its result.

Which opponent has Sander Jong met most in our records?

Roberto Perez Socas, 2 times, with Sander Jong at 2-0 in those matches.