Head 2 Head
Win Loss Stats
Kosan
LWLLWWLLLL
Ahn
WLWLWWWLWW
2025
2024
2023
13 - 14
16 - 6
8-9
Hard
16-6
5-2
I Hard
0-0
-
-
20 Jun 25
-
W15 Rancho Santa Fe -
-
Hard
-
-
- Alyssa Ahn (6)
- K.Kosan
- 6-1 7-5
- 1st
-
-
10 Jun 25
-
W15 San Diego -
-
Hard
-
-
- Alyssa Ahn (q)
- K.Kosan (q)
- 6-77 6-2 6-3
- 1st
-
-
28 Jun 23
-
W15 Irvine -
-
Hard
-
Klara Kosan
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2025 | 13-14 | 8-9 | 0-3 | 5-2 | 0-0 | 0-0 |
| 2024 | 10-11 | 8-7 | 0-1 | 2-3 | 0-0 | 0-0 |
| 2023 | 4-5 | 4-5 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2022 | 3-1 | 3-1 | 0-0 | 0-0 | 0-0 | 0-0 |
| Total | 30-31 | 23-22 | 0-4 | 7-5 | 0-0 | 0-0 |
W15 Los Angeles
-
Kylie CollinsK.CollinsUSA Loss
- 6-2 6-3
- 2nd
-
03 Jul 25
-
Camille KissC.KissUSA
- 6-3 6-1
- 1st
-
01 Jul 25
W15 Lakewood
-
Alanis HamiltonA.HamiltonUSA Loss
- 2-6 6-3 6-4
- 1st
-
24 Jun 25
W15 Rancho Santa Fe
-
Alyssa AhnA.AhnUSA Loss
- 6-3 4-6 6-2
- 1/4
-
20 Jun 25
-
Lily FaircloughL.FaircloughAUS
- 7-64 6-3
- 2nd
-
19 Jun 25
-
Mio MushikaM.MushikaJPN
- 6-2 7-5
- 1st
-
18 Jun 25
W15 San Diego
-
Alyssa AhnA.AhnUSA Loss
- 6-1 7-5
- 1st
-
10 Jun 25
W35 Warmbad Villach
-
Mara GuthM.GuthGER Loss
- 6-2 6-4
- q1
-
25 May 25
W35 Nottingham
-
Michika OzekiM.OzekiJPN Loss
- 6-4 6-0
- q1
-
04 May 25
W35 Nottingham
-
Marie WeckerleM.WeckerleLUX Loss
- 1-6 6-0 6-3
- 1st
-
29 Apr 25
Alyssa Ahn
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2025 | 16-6 | 16-6 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2024 | 13-12 | 13-12 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2023 | 13-12 | 13-12 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2022 | 2-5 | 2-5 | 0-0 | 0-0 | 0-0 | 0-0 |
| Total | 44-35 | 44-35 | 0-0 | 0-0 | 0-0 | 0-0 |
W15 San Diego
-
Emily DemingE.DemingUSA
- 6-1 3-6 7-64
- 1st
-
08 Jul 25
W15 Los Angeles
-
Ava HrastarA.HrastarUSA Loss
- 6-4 6-3
- 2nd
-
03 Jul 25
-
Sophie SuhS.SuhUSA
- 6-4 6-1
- 1st
-
02 Jul 25
W15 Lakewood
-
Anne Christine Lutkemeyer ObregonA.ObregonUSA Loss
- 6-2 6-4
- 1/2
-
28 Jun 25
-
Haley GiavaraH.GiavaraUSA
- 6-4 4-6 6-4
- 1/4
-
27 Jun 25
-
Alanis HamiltonA.HamiltonUSA
- 6-1 7-65
- 2nd
-
26 Jun 25
-
Claudia Sofia Martinez SolisC.SolisMEX
- 6-1 6-2
- 1st
-
25 Jun 25
W15 Rancho Santa Fe
-
Alexis NguyenA.NguyenUSA Loss
- 6-4 6-2
- 1/2
-
21 Jun 25
-
Klara KosanK.KosanUSA
- 6-3 4-6 6-2
- 1/4
-
20 Jun 25
-
Mao MushikaM.MushikaJPN
- 6-0 3-0 ret.
- 2nd
-
19 Jun 25
H2H Ranking live progression