Soon Woo Kwon vs Dusan LajovicUS Open Qualifying Round of 256

US Open · ATP · Qualifying Round of 256
#150ATP
1744ELO
1716Hard ELO
28 yrs · 180 cm · Right-handed
Last 10 · pre-match
LWWWLLWWWL
1 — 2
Sets
Retired
Tuesday, 25 August 2026 ·
hard
Court 10 · 1st on
#167ATP
1620ELO
1559Hard ELO
$208kYTD
$11MCAREER
36 yrs · 183 cm · Right-handed
Last 10 · pre-match
LWLWWLWLWW
Woo Kwon S.
6-4 5-7 1-3
Lajovic D.
Woo Kwon S.
6511
Lajovic D.
4732

Soon Woo Kwon defeated Dusan Lajovic in the first round of US Open qualifying, 6-4, 5-7, 6-3. Kwon hit 12 aces and committed two double faults, while Lajovic had seven aces and no double faults. Kwon converted 33% of his break points and won 77% of his first-serve points, compared to Lajovic's 25% and 82%, respectively.

Head to head

20
DateTournamentRoundSurfaceWinnerScore
2021-09-20Nur-SultanR16hardSoon Woo Kwon7-5 6-4
2020-02-24AcapulcoR16hardSoon Woo Kwon7-6 6-0

Statistics

This season
1st serve in·Clear edge
53%
68%
1st serve points won·Slight edge
79%
70%
2nd serve points won·Even
53%
52%
Service points won·Even
67%
64%
Return points won·Slight edge
42%
37%
Break points saved·Clear edge
70%
57%
Aces / match·Clear edge
7.0
4.2
Double faults / match·Dominant
4.0
1.6

Averages over each player's completed matches in the selected window (26 vs 30). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Slight edge
48
43
Break points saved·Even
86
87
Break points won·Even
15
18
Deciding sets·Slight edge
64
57
Tiebreaks·Clear edge
85
69

Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About

Win Probability

Pre-match · updated 17:50 UTC
Woo Kwon S.80%
Lajovic D.20%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Clear favourite · Woo Kwon S. clearly ahead, but no certainty

Calibrated model · 65% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.

Umpiry Score

Pre-match
6.6
Marginal edgeUmpiry Score
5.7
Slight disadvantageUmpiry Score
Form & Matchup
7.0+157 Hard Elo edge
Surface ELO
3.0Hard Elo 1558
6.6Overall Elo 1744
ELO gap
3.4Overall Elo 1620
5.0First meeting on hard
H2H
5.0First meeting on hard
6.06 of last 10 on hard
Surface form
5.86 of last 10 on hard
0.0
Win streak
0.0
Fatigue & Travel
0.03 three-setters in 14 days
3-set count
4.02 three-setters in 14 days
Context
5.0Didn't play here last year
Defending pts
5.0Didn't play here last year

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Freshness

Recent load
Freshness·Clear edge
78
64

Woo Kwon S.: 4 days rest · 1 match, 26 games (7d) · Lajovic D.: 2 days rest · 3 matches, 70 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-fastrewards aggression
SlowFast
Weather
25°COvercast
Wind 14 km/hHumidity 58%

Draw