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Klara Kosan

TennisJack analysis

Klara Kosan currently has a useful TennisJack sample of 32 completed matches, with a 40.6% win rate in the loaded match history. The recent form line is 3-7 across the latest 10 completed matches.

Latest rank #1221
M
Matches32Completed matches
%
Win rate40.6%Across all matches
F
Latest form3-7In latest 10 matches
Performance metrics
Hold Base54.7%
Break Pressure42.4%
Latest form (10 matches)
3-7
W Oldest L 2 W 3 L 4 L 5 W 6 L 7 L 8 L 9 L Latest
Surface profile
Hardcourt outdoor 28 matches · 42.9% WR
USA flag
CountryUSACountry profile
PlayRightRight-handed
Highest Rank#1172Singles career high
Age / Birthday24Born 8 Oct 2001
Profile intelligence

Ten signals worth watching.

Built from 32 completed TennisJack matches: form, surface, odds, pressure and close-set behavior. The full match log stays below for audit.

01

Player DNA

Quick fingerprint from starts, service base, return bite and decider exposure.

Balanced starts Break-heavy player Close-set risk
Set 1 punch53.1%
Service shield54.7%
Return bite42.4%
Decider risk40.6%
02

Favorite / Underdog Split

How the player behaves when priced as market favorite versus outsider.

Favorite 76.9% 10-3 - 13 matches Avg odds 1.48 | 1+ set 84.6%
Underdog 15.4% 2-11 - 13 matches Avg odds 3.67 | 1+ set 61.5%
03

First Set Personality

Shows whether the player starts cleanly, breaks first, or survives early pressure.

Set 1 win53.1%
Breaks first S153.3%
Broken first S146.7%
Recovers S142.9%
04

Break Pressure Profile

Return damage versus service leakage, built from set-level break counters.

Avg breaks4.22
Avg broken4.56
Balance-0.34
Clean service matches9.4%
3+ breaks produced71.9%
Set 2 win50.0%
05

Clean Win / Comeback Index

Separates smooth 2-0 wins from matches where the player had to repair damage.

53.8%Clean 2-0 share among wins
Clean 2-0 wins7
Comeback signals18
Lost set 1, won match2
Comeback index56.2%
06

Surface Edge

Where the profile is most trustworthy and where the win rate really travels.

Primary surfaceHardcourt outdoor
Primary record12-16
Primary WR42.9%
Best surfaceHardcourt outdoor 42.9%
Hardcourt outdoor12-1642.9%
Hardcourt indoor1-233.3%
Unknown0-10.0%
07

Odds Value Pulse

Shows whether the player wins as expected or creates value at outsider prices.

Avg win odds1.83
Avg loss odds3.22
Biggest win odds4.00
2.00+ odds WR16.7%
2.00+ sample12
Odds sample26
08

Decider Profile

How often matches become complicated, and whether the player survives the third set.

Three-set share40.6%
Decider record3-10
Set 3 win23.1%
After losing S113.3%
09

Close Set Risk

Tie-break and 7-5 / 7-6 pressure profile, useful for spotting fragile edges.

Close sets13-13
Close-set WR50.0%
Tie-breaks1-2
Matches with tight set23
10

Momentum Trend

Compares the latest 5 matches with the previous 10 so form shifts are visible immediately.

Cooling down · 4 losses running
W oldest L 2 W 3 L 4 L 5 W 6 L 7 L 8 L 9 L latest
Latest 5 1-4 20.0% WR
Trend delta -20.0% latest vs previous sample
Match log

All Klara Kosan matches in the TennisJack sample.

Scan date, tournament, surface, players, odds, final score, result and service-return indicators from completed matches.

Open Player Research
Loss
10.06.2026
W15 Los AngelesHardcourt outdoor
Tia Messerli
vs
Klara Kosan
4.00
1.22
3-6 6-3 6-3
Hold
57.1%
Break
30.8%
Loss
04.06.2026
W15 LakewoodSurface pending
Klara Kosan
vs
Jo Yee Chan
2.75
1.40
6-7 4-6
Hold
63.6%
Break
25.0%
Loss
27.05.2026
W15 LakewoodHardcourt outdoor
Jaedan Brown
vs
Klara Kosan
1.17
4.50
0-6 6-4 6-2
Hold
41.7%
Break
58.3%
Loss
03.04.2026Final
UTR Pro Newport Beach WomenHardcourt outdoor
Brooke Kwon
vs
Klara Kosan
-
-
1-6 7-6 6-2
Hold
-
Break
-
Loss
02.04.2026
UTR Pro Newport Beach WomenHardcourt outdoor
Isabella Foshee
vs
Klara Kosan
3.25
1.33
6-3 6-4
Hold
66.7%
Break
10.0%
Win
31.03.2026
UTR Pro Newport Beach WomenHardcourt outdoor
Megan Heuser
vs
Klara Kosan
2.25
1.57
3-6 6-4 3-6
Hold
71.4%
Break
42.9%
Win
30.03.2026
UTR Pro Newport Beach WomenHardcourt outdoor
Tricia Mar
vs
Klara Kosan
6.00
1.11
5-7 1-6
Hold
70.0%
Break
66.7%
Loss
12.03.2026
W15 VictoriavilleHardcourt indoor
Klara Kosan
vs
Dasha Ivanova
5.50
1.13
6-3 3-6 3-5
Hold
42.9%
Break
46.1%
Loss
04.03.2026
W15 Trois-RivieresHardcourt indoor
Klara Kosan
vs
Dasha Ivanova
3.75
1.25
3-6 0-6
Hold
12.5%
Break
28.6%
Loss
15.02.2026Final
UTR Pro Newport Beach WomenHardcourt outdoor
Klara Kosan
vs
Kelly Keller
1.83
1.83
5-7 6-1 3-6
Hold
50.0%
Break
50.0%
Win
14.02.2026SF
UTR Pro Newport Beach WomenHardcourt outdoor
Klara Kosan
vs
Isabella Foshee
1.30
3.40
6-4 6-4
Hold
50.0%
Break
70.0%
Win
13.02.2026
UTR Pro Newport Beach WomenHardcourt outdoor
Eduarda Piai
vs
Klara Kosan
2.25
1.57
6-3 3-6 4-6
Hold
50.0%
Break
57.1%
Win
12.02.2026
UTR Pro Newport Beach WomenHardcourt outdoor
Amy Lee
vs
Klara Kosan
4.00
1.22
2-6 1-6
Hold
62.5%
Break
100.0%
Win
11.02.2026
UTR Pro Newport Beach WomenHardcourt outdoor
Raegan Farm
vs
Klara Kosan
2.75
1.40
5-7 3-6
Hold
60.0%
Break
63.6%
Loss
27.01.2026
W100 San DiegoHardcourt outdoor
Mary Lewis
vs
Klara Kosan
1.33
3.25
7-5 4-6 6-3
Hold
50.0%
Break
40.0%
Loss
10.10.2025
ITF W35 ReddingHardcourt outdoor
Klara Kosan
vs
Madison Sieg
4.50
1.17
1-6 0-6
Hold
14.3%
Break
0.0%
Loss
03.07.2025
ITF W15 Los AngelesHardcourt outdoor
Kylie Collins
vs
Klara Kosan
1.40
2.75
6-2 6-3
Hold
44.4%
Break
12.5%
Win
02.07.2025
ITF W15 Los AngelesHardcourt outdoor
Camille Kiss
vs
Klara Kosan
3.00
1.36
3-6 1-6
Hold
75.0%
Break
75.0%
Loss
20.06.2025
ITF W15 Rancho Santa FeHardcourt outdoor
Alyssa Ahn
vs
Klara Kosan
1.20
4.33
6-3 4-6 6-2
Hold
46.1%
Break
35.7%
Win
18.06.2025
ITF W15 Rancho Santa FeHardcourt outdoor
Klara Kosan
vs
Mio Mushika
4.33
1.20
6-2 7-5
Hold
80.0%
Break
50.0%
Loss
11.06.2025
ITF W15 San DiegoHardcourt outdoor
Alyssa Ahn
vs
Klara Kosan
1.17
4.50
6-1 7-5
Hold
44.4%
Break
20.0%