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Statistics Profile

Yiyun (Doreen) Du

1999
Northwestern University NCAA
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Win/loss statistics

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All time
Victories - - - - 15 15
Losses - - - - 39 39
Win ratio - - - - 27.8% 27.8%
Pool victories - - - - 14 14
Pool losses - - - - 31 31
Pool win ratio - - - - 31.1% 31.1%
DE victories - - - - 1 1
DE losses - - - - 8 8
DE win ratio - - - - 11.1% 11.1%

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† - - - - 1 1
Easy wins % - - - - 6.7% 6.7%
Close wins‡ - - - - 9 9
Close wins % - - - - 60.0% 60.0%
Close losses‡ - - - - 12 12
Close losses % - - - - 30.8% 30.8%
Big losses† - - - - 12 12
Big losses % - - - - 30.8% 30.8%

† 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 - - - - 3 3
Victories % - - - - 20.0% 20.0%
Losses - - - - 8 8
Losses % - - - - 20.5% 20.5%
Total - - - - 11 11
Total % - - - - 20.4% 20.4%

Events

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All time
Events - - - - 8 8
Tournaments - - - - 6 6

Competition history

8 competitions, 54 bouts

Remenyik ROC and RJCC

Div I-A Women's Épée A2, D1A October 10, 2021

Place 31 of 37 Seed 32 Not ranked Rating U Northwestern University NCAA

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 1:3 GUPTA Ananya B. 14 - B18 9 Northwestern University NCAA 2485 2178 16.7 31%
Pool
D 1:5 GARINA Ania (Ganusia) 3 51 A18 3 Windy City Fencing-Chicago 3353 2161 2.1 3%
Pool
V 5:4 SCHAFF Marlene M. 24 - D19 16 2477 2159 37.4 30%
Pool
D 3:5 MYLER AnneMarie 10 - B20 14 Three Swords Fencing Club 2961 2196 6.4 11%
Pool
D 4:5 STOECKEL Sofia I. 28 - E20 8 2262 2190 22.3 45%
T64
V 13:6 NELSON Grace E. 34 - U 34 Escrime Du Lac 1414 1412 220.5 50%
T32
D 9:12 GUPTA Ananya B. 14 - B18 9 Northwestern University NCAA 3067 1632 16.6 3%

October NAC

Div II Women's Épée B3, DV2 October 21, 2019

Place 78 of 91 Seed 83 Not ranked Rating U Northwestern University NCAA

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 4:5 SOIN Anika A. 31 - C18 43 Academy Of Fencing Masters (AFM) 2371 2231 25.6 41%
Pool
D 4:5 GOLDBERG Sophie C. 56 - D17 55 Medeo Fencing Club 2432 2206 21.8 36%
Pool
D 1:2 BELSLEY Devon K. 22 - C19 27 Windy City Fencing-Chicago 2722 2184 12.3 19%
Pool
D 3:5 PAPADAKIS Lily 73 - U 42 Penta Olympic Fencing Club 2625 2172 14.1 23%
Pool
V 5:4 BOWIE Charlotta 5 - C19 63 Modern Duelists Fencing Academy 2263 2158 31.8 43%
Pool
D 4:5 POIRIER Ariane 48 - D19 11 2716 2189 11.6 20%
T128
D 11:15 PARDO Sarah 54 - D18 51 Boston Fencing Club 2217 1518 106.0 20%

Remenyik ROC and RJCC

Div I-A Women's Épée A2, D1A October 13, 2019

Place 46 of 52 Seed 51 Not ranked Rating U Northwestern University Ncaa

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 2:5 ROBERTSON Lily 30 - C19 37 Heartland Fencing Academy 2591 2257 22.5 30%
Pool
D 2:5 SEMIKIN Julia 19 - B18 25 Columbus Fencing And Fitness LLC 2886 2234 12.0 15%
Pool
D 3:5 DUNLAP-SMITH Azaline I. 3 58 A18 5 Twin Cities Fencing Club 3281 2222 4.4 5%
Pool
D 2:4 WALLACE Katherine C. 36 - C17 26 Fencers Club Inc. 2780 2218 14.0 19%
Pool
V 5:4 PROVANCE Amanda R. 14 - B19 36 Hooked On Fencing 2592 2204 51.5 27%
Pool
D 2:3 KIM Erika S. 45 - D18 41 Windy City Fencing-Chicago 2458 2256 24.1 37%
T64
D 10:15 GHIDINA O'Livia G. 38 - D19 14 Peoria Fencing Academy 3201 1532 14.7 2%

April Championship and NAC

Div II Women's Épée B3, DV2 April 15, 2019

Place 52 of 68 Seed 59 Not ranked Rating U Northwestern University NCAA

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 4:5 LEE Olive 19 - C18 12 Top Fencing Club 2631 2294 30.3 30%
Pool
D 1:5 BARNES Olivia R. 2 - C19 17 Northwest Fencing Center / High Desert Fencing Club 2630 2264 27.5 28%
Pool
V 5:3 MYERS Jeanelle Christina A. 40 - E19 7 Swords Fencing Studio 2290 2237 47.9 47%
Pool
D 4:5 DRONAMRAJU Navya 43 - E19 60 Gold Blade Fencing Center 2409 2284 35.8 42%
Pool
D 3:4 YOUNG Kaitlin 63 - U 44 Salle Auriol Seattle 2085 2249 47.4 60%
Pool
V 5:4 WOLF Lisa A. 20 - C17 51 Riverside Fencing Club 2549 2201 55.5 29%
T64
D 3:10 BELSLEY Devon K. 27 - D19 22 Windy City Fencing-Chicago 2921 1569 36.4 5%

April Championship and NAC

Div III Women's Épée C3, DV3 April 14, 2019

Place 36 of 58 Seed 43 Not ranked Rating U Northwestern University NCAA

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
V 5:4 CHEN Jephanie Y. 47 - U 30 2058 2191 54.6 58%
Pool
D 1:5 MCCUTCHEN Lauren (Lulu) 12 - D18 5 Alamo Fencing Academy 2831 2245 25.8 18%
Pool
D 4:5 MASTRONARDI Laura 25 - E19 25 Riverside Fencing Club 2070 2220 71.5 59%
Pool
V 5:4 DANIEL Olivia 7 - D19 47 Fortune Fencing 2700 2148 101.0 19%
Pool
V 5:2 NICOU Nicole 30 - E18 50 Hills Fencing Institute (H3) / Commack High School 2140 2249 45.2 57%
T64
D 14:15 CHEN Jephanie Y. 47 - U 30 2602 1671 102.5 16%

Remenyik RJCC

Div I-A Women's Épée A2, D1A October 21, 2018

Place 19 of 33 Seed 27 Not ranked Rating U Northwestern University Ncaa

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 2:5 HAMILTON Pauline S. 3 - A18 1 Northwestern University Ncaa / Rocky Mountain Fencing Academy 2725 2054 37.2 19%
Pool
D 0:5 TYLER Syd 8 - B18 12 Windy City Fencing-Chicago 2983 2017 18.4 8%
Pool
V 5:4 BECKER Carson E. 31 - U 29 Lawrence University Fencing NCAA / Fortune Fencing 2073 1999 90.8 46%
Pool
V 5:2 REAM Jann L. 18 - C18 31 Iowa City Fencing Center 1644 2090 40.9 70%
Pool
D 2:5 SZPAK Lara K. 15 - B16 14 Illinois Fencers Club 2466 2131 49.1 32%
Pool
V 5:3 BURN Lauren M. 23 - D18 18 Peoria Fencing Academy 2472 2081 109.3 28%
T32
D 2:6 BROOKS Tean R. 6 - A18 8 Northern Colorado Fencers 2579 1829 158.0 22%

Remenyik RJCC

Junior Women's Épée A1, JNR October 20, 2018

Place 22 of 24 Seed 19 Not ranked Rating U Northwestern University Ncaa

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 1:5 SCHAFF Marlene M. 12 - D18 18 Alamo Fencing Academy 2158 2243 178.1 55%
Pool
D 1:5 TYLER Syd 4 76 B18 1 Windy City Fencing-Chicago 2945 2065 36.5 11%
Pool
V 3:2 BOLES Savvianna 21 - U 20 Twin Cities Fencing Club 2076 2028 134.1 47%
Pool
D 2:5 O'DONNELL Amanda A. 5 103 B18 3 Windy City Fencing-Chicago 3255 2162 18.6 6%
Pool
D 1:5 BURN Lauren M. 13 - D18 7 Peoria Fencing Academy 2295 2144 89.1 42%
T32
D 5:15 AHUJA Arianna 15 - E18 13 Windy City Fencing-Chicago 2569 2079 250.2 33%

October NAC

Div II Women's Épée B3, DV2 October 14, 2018

Place 101 of 127 Seed 105 Not ranked Rating U Northwestern University NCAA

Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Win
Chance
Pool
D 1:5 LIN Katie Y. 50 - D18 69 Medeo Fencing Club 2132 2500 565.4 62%
Pool
D 3:5 BECKER Carson E. 115 - U 91 Lawrence University Fencing NCAA / Fortune Fencing 2079 1935 293.4 45%
Pool
V 5:3 OH Kaitlin Y. 87 - E18 60 Illinois Fencers Club 1742 1641 317.6 46%
Pool
D 2:5 NGUYEN Kaylin A. 27 - C18 8 Battle Born Fencing Club 2691 1959 112.8 19%
Pool
D 1:5 MCLANE Lauren 12 - C18 1 2921 1846 56.0 11%
Pool
V 1:0 KOWALSKY Rachel A. 65 - D18 32 Hills Fencing Institute (H3) 2724 1790 452.7 12%
T128
D 6:15 SOIN Anika A. 10 - C18 42 Academy Of Fencing Masters (AFM) 2500 2500 420.5 50%