Jefferson Hao

2016

Win/Loss Statistics

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All Time
Victories 15 21 - - - 36
Losses 31 25 5 - - 61
Win Ratio 32.6% 45.7% 0.0% - - 37.1%
Pool Victories 12 17 - - - 29
Pool Losses 24 19 4 - - 47
Pool Win Ratio 33.3% 47.2% 0.0% - - 38.2%
DE Victories 3 4 - - - 7
DE Losses 7 6 1 - - 14
DE Win Ratio 30.0% 40.0% 0.0% - - 33.3%

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† 6 6 - - - 12
Easy wins as % of wins 40.0% 28.6% - - - 33.3%
Close wins‡ 4 6 - - - 10
Close wins as % of all wins 26.7% 28.6% - - - 27.8%
Close losses‡ 3 8 - - - 11
Close losses as % of all losses 9.7% 32.0% 0.0% - - 18.0%
Big losses† 18 9 3 - - 30
Big losses as % of all losses 58.1% 36.0% 60.0% - - 49.2%

† 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.

Events

2025-2026 2024-2025 2023-2024 2022-2023 Before 2022 All Time
Events 7 7 1 - - 15
Tournaments 7 5 1 - - 13

Competition History

7th Annual Precision Invitational RYC and RJCC

Y-10 Men's Saber (U, Y10), April 12, 2026
Place 17 of 27, Seed 16, Not ranked, Rating U, Southern California Fencing Academy (SOCALFA)
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:4 YANG Austin 8 61 U 6 LA Fencing Academy of Pomona 953 320 32.7 16%
Pool D 1:5 LAM Dylan 9 64 U 9 South Bay Fencing Academy 641 353 11.3 32%
Pool D 4:5 PICACHE Merrick 19 U 11 Halberstadt Fencers' Club 705 342 9.8 28%
Pool V 5:1 CHENG Daniel 22 U 26 West Coast Fencing Academy -201 332 7.1 81%
Pool V 5:3 WANG Alex 17 U 23 Eagle Blade Fencers Club 564 339 21.9 36%
Pool V 5:4 QIAO Jason 1 16 U 14 LA Fencing Academy of Pomona 699 361 24.4 29%
T32 D 7:10 WANG Grayson 15 U 16 West Coast Fencing Academy 1125 1144 46.7 51%

Fortune RYC/RJCC

Y-10 Men's Saber (U, Y10), March 14, 2026
Place 33 of 43, Seed 32, Not ranked, Rating U, Southern California Fencing Academy (SOCALFA)
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:3 LEE Caleb 10 49 U 29 ORO Fencing Club 406 342 21.1 46%
Pool V 5:3 LEUNG Ian 33 U 41 West Coast Fencing Academy 224 363 15.6 59%
Pool D 3:5 FERNANDEZ leo 39 U 23 LA Fencing Academy of Pomona 79 379 26.3 69%
Pool D 0:5 SHETTY Vikram 42 U 6 South Bay Fencing Academy 297 352 19.4 54%
Pool D 2:5 CHANG Allen 5 24 U 3 585 333 12.4 34%
T64 D 3:10 TAM Ethan 22 U 16 West Coast Fencing Academy 1268 1202 57.5 46%

9th Annual Sword in the Stone RYC & RJCC

Y-10 Men's Saber (U, Y10), March 1, 2026
Place 12 of 24, Seed 13, Not ranked, Rating U, Southern California Fencing Academy (SOCALFA)
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:4 WU August 4 18 U 3 LA Fencing Academy of Pomona 826 318 37.3 20%
Pool V 5:4 WAN Andrew 12 U 19 West Coast Fencing Academy -34 355 11.0 72%
Pool D 2:5 CHANG Allen 6 27 U 5 512 366 16.7 41%
Pool D 3:5 KIM Dylan 23 U 17 South Bay Fencing Academy 480 349 16.7 42%
Pool V 5:2 DAVIDSON Ethan 21 U 23 Avant Garde Fencers Club, Inc (CA) (AGFC) -142 333 9.2 77%
T32 V 10:4 QIU Carson 17 U 21 LA Fencing Academy of Pomona 869 1258 41.4 71%
T16 D 5:10 CHANG Allen 6 27 U 5 985 1299 97.6 68%

Mary Rafanelli RYC/RJCC

Y-10 Men's Saber (None, Y10), January 18, 2026
Place 23 of 39, Seed 21, Not ranked, Rating U, Southern California Fencing Academy (SOCALFA)
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool D 4:5 NOWAKOWSKI Zachary 9 49 U 3 Halberstadt Fencers' Club 657 313 14.1 29%
Pool V 5:0 WOO Sawyer 33 U 27 West Coast Fencing Academy 420 299 25.0 43%
Pool D 4:5 KIM Dylan 20 U 12 South Bay Fencing Academy 317 324 22.6 50%
Pool V 5:3 LEE Damian 39 U 32 Eagle Blade Fencers Club 457 302 25.0 41%
Pool D 1:5 JIAO Lawrence 4 25 U 11 LA Fencing Academy of Pomona 873 327 8.9 19%
T32 D 1:10 JIAO Lawrence 4 25 U 11 LA Fencing Academy of Pomona 1546 1317 58.9 36%

Nick Itkin Cup SYC

Y-10 Men's Saber (U, Y10), December 7, 2025
Place 29 of 39, Seed 32, Not ranked, Rating U, Southern California Fencing Academy (SOCALFA)
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:0 DJUNAEDI Brann 17 U 39 West Coast Fencing Academy 761 328 35.5 27%
Pool D 0:5 WU August 5 12 U 14 LA Fencing Academy of Pomona 813 363 12.6 23%
Pool D 2:5 CHANG Allen 29 U 5 Eagle Blade Fencers Club 371 350 24.1 49%
Pool D 0:5 YANG Austin 21 U 15 LA Fencing Academy of Pomona 1367 326 4.2 9%
Pool D 2:5 ZHENG Matt 8 19 U 13 The Fencing Center 926 322 8.8 16%
T64 V 10:2 LAN Rory 39 U 36 Saratoga Fencing Club 1209 1286 71.7 54%
T32 D 1:10 YE Aaron 6 18 U 2 LA Fencing Academy of Pomona 1868 1357 40.6 22%

13th Annual Little Musketeers RYC & RJC

Y-10 Men's Saber (U, Y10), October 10, 2025
Place 33 of 34, Seed 16, Not ranked, Rating U, LA International Fencing
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool D 0:5 LIU Spencer 15 U 22 Spartak 367 442 30.9 55%
Pool D 1:5 WU August 5 11 U 10 LA Fencing Academy of Pomona 846 411 14.8 24%
Pool D 0:5 CHEN Donovan 6 19 U 5 LA Fencing Academy of Pomona 691 396 18.4 32%
Pool D 3:5 SHETTY Vikram 24 U 13 South Bay Fencing Academy 339 378 28.5 52%
Pool D 0:5 JIANG Harry 28 U 27 Southern California Fencing Academy (SOCALFA) 435 350 22.0 45%
T64 D 3:10 CHENG Daniel 25 U 32 West Coast Fencing Academy 1253 1394 108.2 58%

Fortune ROC/RJCC/RYC

Y-10 Men's Saber (U, Y10), August 31, 2025
Place 32 of 33, Seed 14, Not ranked, Rating U, LA International Fencing
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool D 2:5 LAM Dylan 7 U 20 LA Fencing Academy of Pomona 2500 529 1.7 3%
Pool D 3:5 LEUNG Ian 24 U 27 West Coast Fencing Academy 390 527 37.7 58%
Pool D 1:5 LI Nathan 26 U 13 Southern California Fencing Academy (SOCALFA) 650 489 25.5 40%
Pool D 1:5 WANG Henrik 4 6 U 1 Cali Fencing 1225 464 8.1 11%
Pool D 0:5 ZHENG Matt 20 U 7 The Fencing Center 964 456 13.6 21%
T64 V 10:3 RAMAKRISHNA Aditya 28 U 33 The Fencing Center 2500 1331 157.6 14%
T32 D 0:10 TABANCAY Cole 1 1 U 2 South Bay Fencing Academy 1651 1489 94.5 40%

6th Annual Precision RYC and RJC

Y-10 Men's Saber (U, Y10), April 18, 2025
Place 21 of 41, Seed 37, Not ranked, Rating U, LA International Fencing
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:3 VAN CLEVE Isaac 15 U 25 Avant Garde Fencers Club, Inc (CA) (AGFC) 761 537 51.6 36%
Pool D 1:5 SUN alan 10 43 U 7 LA Fencing Academy of Pomona 605 589 38.5 49%
Pool V 5:0 GOURJI Roman 22 U 41 Maximum Fencing Club -1 550 15.6 81%
Pool D 0:5 TABANCAY Cole 3 9 U 3 South Bay Fencing Academy 1256 566 11.3 13%
Pool D 1:5 SHETTY Vikram 27 U 22 South Bay Fencing Academy 364 555 42.9 62%
Pool V 5:1 CHANG Allen 31 U 33 Southern California Fencing Academy (SOCALFA) 55 512 16.9 77%
T32 D 1:10 QI Zach 7 30 U 12 West Coast Fencing Academy 1582 1454 123.1 43%

Fortune SYC/RJCC & Y8

Y-8 Men's Saber (U, Y8), March 28, 2025
Place 5 of 20, Seed 12, Not ranked, Rating U, LA International Fencing
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:4 CHANG Jarrett 5 U 3 Rebel Fencing Club 422 209 65.4 38%
Pool V 5:3 ZHANG Jiahang 18 U 17 Laguna Fencing Center 992 275 70.3 19%
Pool V 5:1 GOURJI Roman 20 U 19 Maximum Fencing Club 220 345 40.8 58%
Pool V 5:2 HORIKAWA Xander 8 U 10 West Coast Fencing Academy 1151 386 67.6 17%
Pool V 5:3 LI Nathan 2 U 1 Southern California Fencing Academy (SOCALFA) 748 453 61.8 32%
Pool V 5:2 QIU Carson 15 U 20 LA Fencing Academy of Pomona 98 515 22.3 73%
T16 V 10:3 FERNANDEZ leo 9 U 14 LA Fencing Academy of Pomona 991 1424 93.7 70%
T8 D 9:10 CHANG Jarrett 5 U 3 Rebel Fencing Club 2143 1518 63.7 23%

Meade Hansford Anderson Memorial RYC/RCC

Y-8 Men's Saber (U, Y8), March 23, 2025
Place 7 of 13, Seed 12, Not ranked, Rating U, LA International Fencing
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:4 CHENG Daniel 7 U 10 West Coast Fencing Academy 53 112 67.7 54%
Pool V 5:4 CHANG Jarrett 10 U 5 Rebel Fencing Club 223 179 65.3 48%
Pool D 2:5 QIU Carson 8 U 6 LA Fencing Academy of Pomona 836 245 25.6 24%
Pool D 1:5 YAN Kaysen 6 U 3 Southern California Fencing Academy (SOCALFA) 326 219 54.5 43%
Pool V 5:1 FERNANDEZ leo 2 U 13 LA Fencing Academy of Pomona -21 164 44.8 61%
T16 V 10:6 CHENG Daniel 7 U 10 West Coast Fencing Academy 1296 1681 159.0 67%
T8 D 8:10 YAN Kaysen 6 U 3 Southern California Fencing Academy (SOCALFA) 1001 1840 416.4 85%

Meade Hansford Anderson Memorial RYC/RCC

Y-10 Men's Saber (U, Y10), March 22, 2025
Place 22 of 29, Seed 27, Not ranked, Rating U, LA International Fencing
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool D 2:5 WOO Slade 21 U 16 West Coast Fencing Academy 1051 -13 16.5 8%
Pool D 3:5 FU BRANDEN 1 1 U 3 South Bay Fencing Academy 1496 -30 3.2 1%
Pool D 4:5 AGONCILLO Phillippe Joseph 22 U 25 Scout Fencing Club 786 -33 26.4 15%
Pool V 5:4 CHEN Donovan 11 46 U 15 LA Fencing Academy of Pomona 681 -59 181.6 13%
Pool D 2:5 PARK Jayden 10 44 U 17 Southern California Fencing Academy (SOCALFA) 1185 122 10.6 5%
T32 D 0:10 FAN Yuen 9 36 U 12 LA Fencing Academy of Pomona 1267 2832 1150.5 95%

San Diego Cup Youth Saber #2

Y-10 Mixed Saber (U, Y10), October 27, 2024
Place 3 of 7, Seed 8, Not ranked, Rating U, LA International Fencing Center
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:2 KIM Addison 1 U 2 Southern California Fencing Academy (SOCALFA)
Pool D 2:5 LAD Anish 3 U 1 Southern California Fencing Academy (SOCALFA) 17 159 134.2 58%
Pool D 4:5 SU Stacy 7 U 5
Pool D 2:5 PILYAVSKY Daniel 6 U 3 Spartak 683 24 37.8 17%
Pool V 5:2 HSU Emma 2 U 7 San Diego Fencing Center
Pool D 4:5 MATSUMOTO ELLE 5 U 6 West Coast Fencing Academy
T8 V 10:8 SU Stacy 7 U 5
T4 D 8:10 KIM Addison 1 U 2 Southern California Fencing Academy (SOCALFA)

San Diego Cup Youth Saber #2

Y-8 Mixed Saber (U, Y8), October 27, 2024
Place 2 of 3, Seed 1, Not ranked, Rating U, LA International Fencing Center
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:1 CHANG Allen 3 U 3 Southern California Fencing Academy 268 4 154.6 37%
Pool D 2:5 KIM Addison 2 U 1 Southern California Fencing Academy (SOCALFA)
T4 V 10:6 CHANG Allen 3 U 3 Southern California Fencing Academy 2079 2500 331.8 63%
T2 D 3:10 KIM Addison 2 U 1 Southern California Fencing Academy (SOCALFA)

Fortune ROC/RJCC/RYC

Y-8 Men's Saber (U, Y8), August 31, 2024
Place 9 of 9, Seed 3, Not ranked, Rating None, LA International Fencing
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool V 5:4 YANG Kaleb 8 8 Halberstadt Fencers' Club -118 2500 12.6 99%
Pool D 1:5 JIAO Lawrence 6 1 LA Fencing Academy of Pomona 794 2513 1264.3 94%
Pool D 4:5 LU Adrien 2 5 LA Fencing Academy of Pomona 158 1248 697.9 90%
Pool D 4:5 WANG Jayden 7 6 LA International Fencing 572 550 194.3 49%
Pool D 1:5 YANG Kaleb 8 8 Halberstadt Fencers' Club -21 356 251.0 69%
Pool D 3:5 FERNANDEZ leo 9 7 LA Fencing Academy of Pomona 392 105 101.0 35%

LAIFC OC Rising Stars Foil #2

Y-8 Men's Foil (U, Y8), February 25, 2024
Place 14 of 15, Seed 10, Not ranked, Rating U, LA International Fencing Center
Bout Score Opponent Seed Rank Rating Place Club Opponent
Strength		 Strength Change Chance of
Victory
Pool D 3:5 ARREDONDO Valentino 3 U 11 LA International Fencing Center 476 2500 1522.4 97%
Pool D 1:5 XU Daniel 4 U 2 LA International Fencing Center / LA International Fencing Center / Orange County Fencing Center 947 978 306.7 51%
Pool D 2:5 LIN Evan 9 U 10 LA International Fencing Center 152 671 342.3 74%
Pool D 1:5 BAGWELL Theodore 14 U 9 LA International Fencing Center 991 329 72.8 19%
T16 D 0:10 CHANG Owen 1 U 3 Precision Athletics Fencing Club 1123 2500 1130.6 90%