Seobin (Dalton) Chang

2017

Win/Loss Statistics

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All Time
Victories 26 - - - - 26
Losses 24 - - - - 24
Win Ratio 52.0% - - - - 52.0%
Pool Victories 16 - - - - 16
Pool Losses 18 - - - - 18
Pool Win Ratio 47.1% - - - - 47.1%
DE Victories 10 - - - - 10
DE Losses 6 - - - - 6
DE Win Ratio 62.5% - - - - 62.5%

Note: Seasons start on August 1st and end on July 31st.

Scores

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All Time
Easy wins† 7 - - - - 7
Easy wins as % of wins 26.9% - - - - 26.9%
Close wins‡ 8 - - - - 8
Close wins as % of all wins 30.8% - - - - 30.8%
Close losses‡ 4 - - - - 4
Close losses as % of all losses 16.7% - - - - 16.7%
Big losses† 6 - - - - 6
Big losses as % of all losses 25.0% - - - - 25.0%

† Easy victories or big losses are those with the score difference of 4 or more touches in a pool, 7 or more touches in direct elimination, and 5 or more in veteran and youth direct elimination.
‡ Close bouts are those with the score difference of 1 or fewer touches in a pool, 3 or fewer touches in direct elimination, or 2 or fewer touches in veteran or youth direct elimination.

Bouts with Time Expired

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All Time
Victories 2 - - - - 2
Victories as % of all victories 7.7% - - - - 7.7%
Losses 3 - - - - 3
Losses as % of all losses 12.5% - - - - 12.5%
Total 5 - - - - 5
Total as % of all bouts 10.0% - - - - 10.0%

Events

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All Time
Events 7 - - - - 7
Tournaments 5 - - - - 5

Competition History

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 Chance of
Victory
Pool D 1:3 WU William 5 U 3 Socal Fencing Center 648 416 28.2 35%
Pool D 3:5 NACU Andre 8 U 3 Socal Fencing Center 375 387 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 625 349 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 1447 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 Chance of
Victory
Pool D 3:5 SANGANI Niam 4 U 3 Socal Fencing Center 766 535 32.8 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 421 503 47.7 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 712 1690 242.7 92%

LAIFC OC Rising Stars Foil #11

Y-10 Men's Foil (None, 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 Chance of
Victory
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 183 490 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 482 490 46.6 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 1078 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 Chance of
Victory
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 Chance of
Victory
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 Chance of
Victory
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 Chance of
Victory
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%