Statistics Profile

Seobin Chang (Dalton)

2017
SoCAL Fencing Center
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Win/loss statistics

2026-2027 2025-2026 2024-2025 2023-2024 Before 2023 All time
Victories 6 39 - - - 45
Losses 3 33 - - - 36
Win ratio 66.7% 54.2% - - - 55.6%
Pool victories 4 25 - - - 29
Pool losses 2 25 - - - 27
Pool win ratio 66.7% 50.0% - - - 51.8%
DE victories 2 14 - - - 16
DE losses 1 8 - - - 9
DE win ratio 66.7% 63.6% - - - 64.0%

Seasons start on August 1 and end on July 31.

Scores

2026-2027 2025-2026 2024-2025 2023-2024 Before 2023 All time
Easy wins† 3 13 - - - 16
Easy wins % 50.0% 33.3% - - - 35.6%
Close wins‡ 2 12 - - - 14
Close wins % 33.3% 30.8% - - - 31.1%
Close losses‡ 1 6 - - - 7
Close losses % 33.3% 18.2% - - - 19.4%
Big losses† 2 9 - - - 11
Big losses % 66.7% 27.3% - - - 30.6%

† 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

2026-2027 2025-2026 2024-2025 2023-2024 Before 2023 All time
Victories 1 4 - - - 5
Victories % 16.7% 10.3% - - - 11.1%
Losses - 4 - - - 4
Losses % 0.0% 12.1% - - - 11.1%
Total 1 8 - - - 9
Total % 11.1% 11.1% - - - 11.1%

Events

2026-2027 2025-2026 2024-2025 2023-2024 Before 2023 All time
Events 1 10 - - - 11
Tournaments 1 7 - - - 8

Competition history

11 competitions, 81 bouts

Fortune ROC/RJCC/RYC

Y-10 Men's Foil U, Y10 September 7, 2026

Place 14 of 53 Seed 49 Not ranked Rating U Socal Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 4:5 TIKHONOV Aleksandr 1 3 U 1 Bida Fencing Academy 1181 568 8.7 16%
Pool
V 5:4 SIN Chad 17 - U 40 Bay Area Fencing Club 395 560 19.1 61%
Pool
V 5:1 MENG Daniel 54 - U 50 Golubitsky Fencing Center 284 579 15.2 68%
Pool
V 5:3 ZHANG Bowen 16 - U 41 Silicon Valley Fencing Center 383 594 16.9 63%
Pool
D 0:5 PARK Ethan 33 - U 19 LA International Fencing / Precision Athletics Fencing Club 728 611 19.1 42%
Pool
V 5:1 LEI Adam 30 - U 28 Maximum Fencing Club 599 592 22.0 50%
T64
V 10:5 KWOK Ethan 46 - U 44 Swordplay LA 871 1537 20.7 83%
T32
V 9:8 PARK Ethan 33 - U 19 LA International Fencing / Precision Athletics Fencing Club 1501 1558 53.1 54%
T16
D 3:10 YIN Luke 3 9 U 2 Socal Fencing Center 1452 1611 65.2 60%

LAIFC OC Rising Stars Foil #12

Y-10 Mixed Foil U, Y10 June 7, 2026

Place 7 of 14 Seed 12 Not ranked Rating U Socal Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 3:5 CHANG Seoryang 14 - U 5 Socal Fencing Center 563 598 27.6 52%
Pool
D 4:5 JOE Everly 8 - U 1 Los Angeles International Fencing Club - - - -
Pool
V 5:4 SHEN Cyrus 1 - U 3 LA International Fencing Center 324 571 17.8 66%
Pool
D 1:5 SONG Esther W 13 - U 8 Golubitsky Fencing Center - - - -
Pool
D 3:5 PARK Ethan 5 - U 12 La International Fencing / Precision Athletics Fencing Club 741 588 20.2 40%
Pool
D 3:5 KENZHEBULATOVA Sara 4 - U 2 LA International Fencing Center - - - -
T16
V 10:6 DOMANTAY Dylan 6 - U 10 La International Fencing 1047 1505 31.7 76%
T8
D 5:10 LEE Jordan 7 - U 3 Socal Fencing Center - - - -

LAIFC OC Rising Stars Foil #12

Y-8 Mixed Foil U, Y8 June 7, 2026

Place 1 of 12 Seed 2 Not ranked Rating U Socal Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 4:3 NACU Andre 10 - U 5 Socal Fencing Center 419 513 24.8 56%
Pool
V 5:1 KIM Bennett 11 - U 12 LA International Fencing 2500 538 46.7 3%
Pool
V 5:0 BAO Bourne 6 - U 10 -297 584 5.6 91%
Pool
V 5:0 WANG Charles 7 - U 9 Los Angeles International Fencing Club -103 590 8.2 86%
Pool
D 1:5 SONG Esther W 3 - U 2 Golubitsky Fencing Center - - - -
T8
V 10:8 CHANG Seoryang 9 - U 6 Socal Fencing Center 1274 1368 65.1 56%
T4
V 10:4 WU William 8 - U 3 Socal Fencing Center 1477 1433 72.1 47%
T2
V 10:4 SONG Esther W 3 - U 2 Golubitsky Fencing Center - - - -

Fortune SYC/RJCC

Y-8 Men's Foil U, Y8 May 2, 2026

Place 17 of 39 Seed 4 Not ranked Rating U Socal Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:4 CHAN Avrie 9 - U 30 Socal Fencing Center 649 426 38.7 37%
Pool
V 3:1 LI Evan 22 - U 16 Silicon Valley Fencing Center 599 464 35.7 42%
Pool
V 5:3 LIU Micah 35 - U 12 Dynamo Fencing Center Inc. 747 500 40.0 35%
Pool
D 2:5 XIE Caden 16 - U 13 Bay Area Fencing Club 389 540 35.7 60%
Pool
V 5:1 WANG Charles 28 - U 37 LA International Fencing -211 504 8.5 87%
T32
D 2:2 LI Evan 22 - U 16 Silicon Valley Fencing Center 1238 1451 82.8 61%

UFA Foil Cup #2 - Y8, Y10, Y12, D & Under

Y-8 Mixed Foil U, Y8 February 22, 2026

Place 6 of 11 Seed 3 Not ranked Rating U Socal Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 1:3 WU William 5 - U 3 Socal Fencing Center 649 416 28.2 35%
Pool
D 3:5 NACU Andre 8 - U 3 Socal Fencing Center 376 388 37.9 51%
Pool
V 5:1 LOMELI Faora 11 - U 9 United Fencing Academy - - - -
Pool
V 2:1 PARK Ethan 4 - U 1 La International Fencing / Precision Athletics Fencing Club 625 350 48.8 33%
Pool
V 5:2 QUINN Grant 10 - U 11 United Fencing Academy 332 398 27.1 54%
T16
V 10:1 QUINN Grant 10 - U 11 United Fencing Academy 2500 1448 111.5 16%
T8
D 5:6 WU William 5 - U 3 Socal Fencing Center 1386 1559 108.3 60%

UFA Foil Cup #2 - Y8, Y10, Y12, D & Under

Y-10 Mixed Foil U, Y10 February 22, 2026

Place 14 of 16 Seed 7 Not ranked Rating U Socal Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 3:5 SANGANI Niam 4 - U 3 Socal Fencing Center 767 536 32.7 36%
Pool
V 5:2 KUK Sophie 17 - U 13 Socal Fencing Center - - - -
Pool
D 2:5 SASOMSUP Kaison 11 - U 9 United Fencing Academy 422 503 47.6 55%
Pool
D 2:5 WU Kangdi 5 - U 11 La International Fencing 488 455 39.4 48%
T16
D 7:8 VIVAS Greyson 1 - U 5 Socal Fencing Center 713 1690 242.5 92%

LAIFC OC Rising Stars Foil #11

Y-10 Men's Foil U, Y10 February 15, 2026

Place 6 of 12 Seed 2 Not ranked Rating U SoCAL Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:2 PARK Ethan 7 - U 1 LA International Fencing 675 412 78.5 34%
Pool
D 3:5 WANG Arthur 12 - U 12 LA International Fencing 183 491 68.1 67%
Pool
V 3:2 WU William 6 - U 7 Socal Fencing Center 656 422 67.8 35%
Pool
V 5:4 NGUYEN Rhys 11 - U 10 Precision Athletics Fencing Club 483 490 46.7 50%
Pool
D 2:5 LIM Derek 3 - U 5 2632 537 1.3 1%
T16
V 10:9 WANG Arthur 12 - U 12 LA International Fencing 1290 1909 56.6 76%
T8
D 1:10 CHANG Seoryang 8 - U 3 SoCAL Fencing Center 1079 1966 275.5 89%

San Diego Cup - Youth Foil #1

Y-8 Mixed Foil U, Y8 September 28, 2025

Place 2 of 12 Seed 10 Not ranked Rating U SoCAL Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 4:5 FOO Preston 3 - U 7 SoCAL Fencing Center 191 591 97.2 72%
Pool
V 5:1 SHEN Lexi 12 - U 10 SoCAL Fencing Center - - - -
Pool
V 5:2 HAN Joy 6 - U 12 San Diego Fencing Center - - - -
Pool
D 1:5 DAI Claire 11 - U 1 Golubitsky Fencing Center - - - -
Pool
D 4:5 WU William 2 - U 5 Socal Fencing Center 287 494 81.9 63%
T16
V 10:7 SHEN Lexi 12 - U 10 SoCAL Fencing Center - - - -
T8
V 10:5 WU William 2 - U 5 Socal Fencing Center 1204 1570 112.4 69%
T4
V 10:6 LIU Kyle 1 - U 3 Elite International Fencers Club 2829 1683 226.5 12%
T2
D 1:10 DAI Claire 11 - U 1 Golubitsky Fencing Center - - - -

San Diego Cup - Youth Foil #1

Y-10 Men's Foil U, Y10 September 28, 2025

Place 9 of 13 Seed 8 Not ranked Rating U SoCAL Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:1 DING Jason 9 - U 11 SoCAL Fencing Center 59 746 39.1 82%
Pool
D 2:5 WU William 3 - U 3 Socal Fencing Center 221 785 180.7 80%
Pool
D 0:5 LIU Jordan 2 - U 7 Golubitsky Fencing Center 817 604 66.7 37%
Pool
V 5:2 GONG Luke 13 - U 10 San Diego Fencing Center 599 537 84.5 46%
Pool
D 2:5 HUANG Owen 6 - U 1 Socal Fencing Center 1195 622 30.7 19%
T16
D 7:10 NACU Andre 4 - U 8 SoCAL Fencing Center 1380 1916 345.6 75%

Fortune ROC/RJCC/RYC

Y-8 Men's Foil U, Y8 August 31, 2025

Place 15 of 24 Seed 10 Not ranked Rating U Socal Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:3 GAO Ethan 3 - U 5 Socal Fencing Center 133 1219 37.7 93%
Pool
V 5:2 HO Karsten 6 - U 8 Prime Fencing Academy 902 1257 120.9 68%
Pool
D 3:5 ZHANG Bowen 22 - U 10 Silicon Valley Fencing Center 2566 1378 33.6 13%
Pool
D 3:5 TAN Austin 14 - U 7 Maximum Fencing Club 360 1344 339.4 91%
Pool
D 2:5 CUI Heng Yi 20 - U 16 Universal Swords and Fitness 75 1005 259.4 90%
T32
V 10:8 XIE Chen 15 - U 19 Silicon Valley Fencing Center 1063 3021 22.3 98%
T16
D 3:10 LIN Evan 21 - U 1 Socal Fencing Center 1191 3044 1127.8 98%

LAIFC OC Rising Stars Foil #9

Y-8 Mixed Foil U, Y8 August 24, 2025

Place 1 of 12 Seed 7 Not ranked Rating U SoCAL Fencing Center

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:1 FOO Preston 8 - U 9 SoCAL Fencing Center 2500 2500 420.5 50%
Pool
D 3:5 SOTTO Oscar 2 - U 5 LA International Fencing 2500 2921 424.5 63%
Pool
D 1:5 ZHANG Kingsley 6 - U 2 LA International Fencing Center 224 2496 1321.9 > 99%
Pool
V 5:4 DANIEL Meng 11 - U 7 Golubitsky Fencing Center 116 1174 45.3 92%
Pool
V 5:4 CHO Aerin 3 - U 11 Golubitsky Fencing Center - - - -
T16
V 10:5 CHO Aerin 3 - U 11 Golubitsky Fencing Center - - - -
T8
V 10:6 SOTTO Oscar 2 - U 5 LA International Fencing 2500 2500 420.5 50%
T4
V 10:7 CHANG Seoryang 5 - U 3 SoCAL Fencing Center 1098 2921 39.9 97%
T2
V 10:9 ZHANG Kingsley 6 - U 2 LA International Fencing Center 1450 2960 60.9 94%