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Statistics Profile

JIHYO KOO

2009
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Win/loss statistics

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All time
Victories 8 25 - - - 33
Losses 4 9 - - - 13
Win ratio 66.7% 73.5% - - - 71.7%
Pool victories 7 18 - - - 25
Pool losses 2 5 - - - 7
Pool win ratio 77.8% 78.3% - - - 78.1%
DE victories 1 7 - - - 8
DE losses 2 4 - - - 6
DE win ratio 33.3% 63.6% - - - 57.1%

Seasons start on August 1 and end on July 31.

Scores

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All time
Easy wins† 3 13 - - - 16
Easy wins % 37.5% 52.0% - - - 48.5%
Close wins‡ 1 7 - - - 8
Close wins % 12.5% 28.0% - - - 24.2%
Close losses‡ 2 3 - - - 5
Close losses % 50.0% 33.3% - - - 38.5%
Big losses† 1 2 - - - 3
Big losses % 25.0% 22.2% - - - 23.1%

† Easy victories or big losses are 4+ touches in pools, 7+ in standard DEs, and 5+ in veteran or youth DEs.

‡ Close bouts are 1 touch or fewer in pools, 3 or fewer in standard DEs, and 2 or fewer in veteran or youth DEs.

Bouts with time expired

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All time
Victories - 1 - - - 1
Victories % 0.0% 4.0% - - - 3.0%
Losses - - - - - -
Losses % 0.0% 0.0% - - - 0.0%
Total - 1 - - - 1
Total % 0.0% 2.9% - - - 2.2%

Events

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All time
Events 2 4 - - - 6
Tournaments 1 2 - - - 3

Competition history

6 competitions, 46 bouts

International Regional Circuit - Wuxi

Junior Women's Foil E1, JNR August 10, 2025

Place 3 of 11 Seed 10 Not ranked Rating U

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:1 ZHOU Joi 2 - C25 5 Socal Fencing Center 1776 2598 10.9 91%
Pool
V 5:1 ZHU Yunning 3 - U 11 1598 2609 7.9 92%
Pool
V 5:2 LIU Yihan 9 - U 9 1893 2617 13.3 87%
Pool
V 5:0 DUAN Muchen 7 - U 2 2477 2630 34.5 59%
T8
V 15:11 MA Ke 6 - U 8 Socal Fencing Center 2372 2866 48.8 76%
T4
D 12:15 DUAN Muchen 7 - U 2 2864 2915 90.0 53%

International Regional Circuit - Wuxi

Cadet Women's Foil D1, CDT August 9, 2025

Place 12 of 22 Seed 18 Not ranked Rating U

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:2 SONG THIRIET Haylin 19 - U 20 1949 2746 15.7 89%
Pool
V 5:4 XIN YING Lam 9 - U 14 2714 2762 37.0 52%
Pool
D 0:5 ZHANG Viviana 7 - E25 15 Golubitsky Fencing Center 1546 2799 166.6 98%
Pool
D 3:5 DENG Melissa 1 31 A25 2 Massialas Foundation (M Team) 2576 2633 54.8 54%
Pool
V 5:3 HU Borui 20 - U 17 2031 2578 20.1 77%
T16
D 12:15 ZHU Yunning 15 - U 5 2500 2957 90.7 67%

National Championships and July Challenge (Summer Nationals)

Cadet Women's Foil A4, CDT July 2, 2025

Place 74 of 262 Seed 246 Not ranked Rating U

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 1:5 SUN Chloe 18 22 A25 8 SoCAL Fencing Center 2869 2734 63.4 42%
Pool
V 5:4 XIE Su 59 65 C25 83 Silicon Valley Fencing Center 2062 2671 26.7 83%
Pool
V 5:1 LICHTENSTEIGER Megan 170 - D24 220 Ohio Fencing Center 1487 2698 5.7 97%
Pool
V 5:4 ZELDIN Nadia 94 106 C25 112 Manhattan Fencing Center 2150 2703 27.8 81%
Pool
V 5:1 STONE Sydney 212 - E25 224 Plymouth/Ann Arbor Fencing Academy 1585 2731 6.3 96%
Pool
V 5:3 CHAN Ella 135 - D25 203 Massialas Foundation (M Team) 1718 2738 8.9 95%
T256
V 15:12 BERTOLINI Mia 108 - C25 202 Marx Fencing Academy 1797 3244 7.3 98%
T128
D 11:15 PUTHOFF Olivia 111 - C25 57 2322 3251 294.6 91%

National Championships and July Challenge (Summer Nationals)

Junior Women's Foil A4, JNR June 30, 2025

Place 105 of 259 Seed 256 Not ranked Rating U

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:3 BIODROWICZ Julia 125 152 B24 181 RedStar Fencing Club Chicago 2374 3361 28.2 92%
Pool
D 4:5 MCSHERRY Ava 49 58 B25 35 Fencers Club Inc. 2648 3390 270.3 86%
Pool
V 5:0 PARANJAPE Ojasvi 201 - D25 250 Bluegrass Fencers' Club / Queen City Fencers Club LLC 1083 3119 0.5 > 99%
Pool
V 5:4 KIM Rachel 28 34 A25 15 Silicon Valley Fencing Center 2623 3120 54.8 77%
Pool
D 2:5 KO Claire 104 125 A24 147 Elite International Fencers Club 2325 3175 224.6 90%
Pool
D 2:5 BASILE Gianna 179 - C24 89 Manchen Academy Of Fencing 1944 2950 215.7 94%
T256
V 15:6 SHA Yi Ling 148 - B24 154 Moe Fencing Club LLC / Gold Fencing Club 2443 3344 41.5 90%
T128
D 5:15 EYER Hailey M. 4 7 A25 3 Manchen Academy Of Fencing 3461 3386 141.6 46%

International Regional Circuit Guangzhou

Junior Women's Foil E1, JNR December 29, 2024

Place 5 of 31 Seed 25 Not ranked Rating U

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:2 LIU Yihan 5 - U 22 1746 3156 20.3 96%
Pool
V 5:1 HE Ashley 24 - U 30 LA International Fencing 2049 3176 35.8 91%
Pool
V 5:0 ZHU Zeqi 16 - U 21 2160 3212 40.0 88%
Pool
V 5:0 WANG YUE YAO 6 - U 12 2755 3252 83.6 73%
Pool
V 5:3 CHEN Liqi 15 - U 3 2244 3336 25.6 93%
T16
V 15:4 CAO Cici 9 - U 14 2919 3420 107.4 71%
T8
D 14:15 ZHONG Linlang 18 - U 2 3425 3528 183.5 55%

International Regional Circuit Guangzhou

Cadet Women's Foil E1, CDT December 28, 2024

Place 2 of 31 Seed 10 Not ranked Rating U

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:0 HAN Kate 30 - U 27 Precision Athletics Fencing Club 1791 2500 278.1 74%
Pool
V 2:1 ZHANG Junyi Irina 1 - E24 8 2377 2778 290.8 67%
Pool
V 5:1 XIAO Sophia 31 - U 30 1542 3069 47.0 93%
Pool
D 2:5 QIU YIXIN 21 - U 9 2790 3116 333.1 63%
Pool
V 5:4 ZHONG Linlang 11 - U 3 3341 2783 316.8 28%
Pool
V 5:0 LI Qingyi 22 - U 23 Star Fencing Academy 2146 3100 56.4 87%
T32
V 15:6 LEE Jian 18 - U 29 2500 2500 420.5 50%
T16
V 15:5 KIM HA EUN 25 - U 16 2921 2921 351.3 50%
T8
V 15:12 CHEN Lizihan 15 - U 7 2577 3272 165.3 77%
T4
V 15:10 CHEN hongdian 27 - U 3 3096 3437 199.8 65%
T2
D 13:15 LEE DAHYOON 17 - U 1 3658 3637 216.6 49%