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SJ

S. J. Jang: predictions, results and statistics

WTA

In short

S. J. Jang has played 66 matches on the ATP, WTA and Challenger tours since 2021, for 32 wins and 34 losses (48 % win rate). Their best surface is clay, with 9 wins and 11 losses. In 2025, their record is 1 wins and 3 losses. Over the last ten matches, 3 wins.

Match patterns in numbers

S. J. Jang has played 19 matches that went to a deciding set: 8 wins, 11 losses (42 %). In tie-breaks: 5 won out of 11 (45 %). After losing the first set, S. J. Jang turned 5 of 35 matches around (14 %). After winning the first set: 25 wins out of 28 (89 %).

Based on 63 completed ATP, WTA and Challenger singles matches since 2021, retirements and walkovers excluded.

Record since 2021

32 – 34
32 wins · 34 losses · 1 title

By surface

  • hard court14 – 20
  • clay9 – 11
  • grass3 – 3

By season

  • 20251 – 3
  • 20244 – 7
  • 20237 – 12
  • 202219 – 111 title
  • 20211 – 1

1 title

Last ten matches

Most frequent opponents

Frequently asked questions about S. J. Jang

When is S. J. Jang's next match?
No match for S. J. Jang is scheduled yet in the tournaments Pronocast covers.
What is S. J. Jang's record in 2025?
1 win and 3 losses in 2025 on the ATP, WTA and Challenger tours.
What is S. J. Jang's best surface?
Clay, with 45 % of matches won (9 wins, 11 losses) since 2021. On the other surfaces: hard court 41 % (14 – 20).
What is S. J. Jang's record against S. Errani?
3 meetings since 2021: 2 wins and 1 loss for S. J. Jang.
Where can I find predictions for S. J. Jang's matches?
Before every match, Pronocast computes each player's probability of winning and the most likely score. The prediction is for members in the app, then published on this page with the result once the match is over.