351
Ethan
Chu
1:03.49
17
B Min
BB: 1:00.59 (+2.90s | 4.6%)
Valley Splash
02/07/2026
Valley Splash Short Course C B A Meet
352
Ruofei
Yang
1:03.52
16
B Min
BB: 1:00.59 (+2.93s | 4.6%)
04/24/2024
2024 SCVAL De Anza Division Championship Meet
50 Back
30.68
30.68
100 Back
32.84
1:03.52
100 Back
1:03.52
353
Caleb
Jiang
1:03.53
15
B Min
BB: 1:00.59 (+2.94s | 4.6%)
Unattached
03/09/2024
Pleasanton Seahawks SC Senior Open
50 Back
31.31
31.31
100 Back
32.22
1:03.53
100 Back
1:03.53
354
Matthew
Lkhagvasuren
1:03.59
16
B Min
BB: 1:00.59 (+3.00s | 4.7%)
Orinda Aquatics
01/11/2025
Crow Canyon Sharks Shortcourse C B BB+
355
Mario
Ferrante
1:03.60
16
B Min
BB: 1:00.59 (+3.01s | 4.7%)
Palo Alto Stanford Aquatics
11/01/2025
2025 Joyce Lanphere Invitational
356
Alex
Liao
1:03.64
15
B Min
BB: 1:00.59 (+3.05s | 4.8%)
Unattached
03/09/2024
Pleasanton Seahawks SC Senior Open
50 Back
31.11
31.11
100 Back
32.53
1:03.64
100 Back
1:03.64
357
Mirek
Hanacek
1:03.64
13
B Min
BB: 1:00.59 (+3.05s | 4.8%)
Hills Hurricane Swimming
07/11/2021
7
358
Duncan
Burk
1:03.65
15
B Min
BB: 1:00.59 (+3.06s | 4.8%)
Almaden Riptide
01/26/2024
2024 Brian Malick Memorial Z1S Championships
359
Lucas
Zhou
1:03.66
16
B Min
BB: 1:00.59 (+3.07s | 4.8%)
Albany Armada Aquatics
07/18/2025
2025 Redwood Empire Swim League Championship
360
Laird
Muise
1:03.68
16
B Min
BB: 1:00.59 (+3.09s | 4.9%)
Tri Valley Aquatics
11/01/2024
Pleasanton Seahawks SC Senior Open
50 Back
30.49
30.49
100 Back
33.19
1:03.68
100 Back
1:03.68
361
Hayden
Jane
1:03.71
16
B Min
BB: 1:00.59 (+3.12s | 4.9%)
Valley Splash
02/20/2025
2025 Juanita Allington Memorial
50 Back
30.47
30.47
100 Back
33.24
1:03.71
100 Back
1:03.71
362
Benjamin
Walker
1:03.73
18
B Min
BB: 1:00.59 (+3.14s | 4.9%)
Palo Alto Stanford Aquatics
01/17/2026
Cal Invitational Swim Meet
50 Back
31.26
31.26
100 Back
32.47
1:03.73
100 Back
1:03.73
363
Alexander
Chan
1:03.74
16
B Min
BB: 1:00.59 (+3.15s | 4.9%)
Sunnyvale Swim Club
10/26/2024
2024 SUNN Fall Classic CBA+ Meet
364
Kaden
Poon
1:03.74
16
B Min
BB: 1:00.59 (+3.15s | 4.9%)
Sunnyvale Swim Club
01/27/2024
2024 Zone 1 North Championships
50 Back
31.01
31.01
100 Back
32.73
1:03.74
100 Back
1:03.74
365
James
Dixon
1:03.74
17
B Min
BB: 1:00.59 (+3.15s | 4.9%)
Lakeridge Swim Team
01/16/2026
2026 Blizzard Blast Swim Meet
50 Back
31.11
31.11
100 Back
32.63
1:03.74
100 Back
1:03.74
366
Leonardo
Rocha Escobar
1:03.77
15
B Min
BB: 1:00.59 (+3.18s | 5.0%)
Mendocino Coast Sea Dragons
09/23/2023
SR Open SC September 2023
50 Back
31.00
31.00
100 Back
32.77
1:03.77
100 Back
1:03.77
367
Kevin
Noller
1:03.78
17
B Min
BB: 1:00.59 (+3.19s | 5.0%)
Quicksilver Swimming
01/24/2025
2025 Brian Malick Memorial Z1S Championships
368
Jacob
Ng
1:03.79
16
B Min
BB: 1:00.59 (+3.20s | 5.0%)
Unattached
02/22/2025
2025 Tri Venue Last Chance Meet PASA
369
Adam
Hu
1:03.84
16
B Min
BB: 1:00.59 (+3.25s | 5.1%)
El Camino
04/24/2024
PAL Championships Trials And Finals
370
Steven
Weinstein
1:03.84
16
B Min
BB: 1:00.59 (+3.25s | 5.1%)
The Olympic Club
02/01/2025
2025 Peggy Ramirez Memorial Z3 Winter Champs
371
Zachary
Dortch
1:03.85
15
B Min
BB: 1:00.59 (+3.26s | 5.1%)
Alameda Gators
08/04/2023
2023 City Of Alameda Swim Championships
372
David
Cheung Jr.
1:03.88
15
B Min
BB: 1:00.59 (+3.29s | 5.2%)
Walnut Creek Aquabears
09/23/2023
SR Open SC September 2023
50 Back
30.81
30.81
100 Back
33.07
1:03.88
100 Back
1:03.88
373
Pragyan
Ramamoorthy
1:03.89
15
B Min
BB: 1:00.59 (+3.30s | 5.2%)
San Ramon Valley Aquatics
11/18/2023
LAC Nov 18 Quad Meet
374
Alastair
Curran
1:03.89
17
B Min
BB: 1:00.59 (+3.30s | 5.2%)
Terrapins Swim Team
10/19/2024
Orinda Aquatics SCY Senior Open Meet
50 Back
31.97
31.97
100 Back
31.92
1:03.89
100 Back
1:03.89
375
Kieran
Clarke
1:03.91
15
B Min
BB: 1:00.59 (+3.32s | 5.2%)
Unattached
02/25/2023
BAC SC CBA+ Meet
376
George
Tao
1:03.97
12
B Min
BB: 1:00.59 (+3.38s | 5.3%)
Burlingame Aquatics
04/24/2021
BAC Intrasquad Championships
50 Back
31.22
31.22
100 Back
32.75
1:03.97
100 Back
1:03.97
377
Warren
Tan
1:03.99
16
B Min
BB: 1:00.59 (+3.40s | 5.3%)
Quicksilver Swimming
12/14/2024
Zone 1 South Winter Championships
378
Robert
Powers
1:04.03
15
B Min
BB: 1:00.59 (+3.44s | 5.4%)
Humboldt Swim Club
10/06/2023
Neptune Swimming Fall Classic
50 Back
30.72
30.72
100 Back
33.31
1:04.03
100 Back
1:04.03
379
Maurice
Okore
1:04.04
13
B Min
BB: 1:00.59 (+3.45s | 5.4%)
Alto Swim Club
07/23/2022
Alto Invite July 23 2022
50 Back
31.38
31.38
100 Back
32.66
1:04.04
100 Back
1:04.04
380
Aiden
Wang
1:04.05
15
B Min
BB: 1:00.59 (+3.46s | 5.4%)
Pleasanton Seahawks
09/23/2023
SR Open SC September 2023
50 Back
31.25
31.25
100 Back
32.80
1:04.05
100 Back
1:04.05
381
Bryce
Chen
1:04.09
13
B Min
BB: 1:00.59 (+3.50s | 5.5%)
Quicksilver Swimming
09/23/2022
SCSC $ Bay CBA+
382
Jose
Becerra
1:04.09
16
B Min
BB: 1:00.59 (+3.50s | 5.5%)
Neptune Swimming
11/08/2025
Folsom Classic 2025
50 Back
30.62
30.62
100 Back
33.47
1:04.09
100 Back
1:04.09
383
Toronto
Ly
1:04.12
17
B Min
BB: 1:00.59 (+3.53s | 5.5%)
Pacifica Sea Lions
01/10/2026
SSF NEW YEAR SPLASH C B A+
384
Niklas
Kuusela
1:04.13
16
B Min
BB: 1:00.59 (+3.54s | 5.5%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
31.49
31.49
100 Back
32.64
1:04.13
100 Back
1:04.13
385
Carter
Rankin
1:04.15
13
B Min
BB: 1:00.59 (+3.56s | 5.5%)
Palo Alto Stanford Aquatics
06/12/2021
June 12 PASA Intersquad Meet
50 Back
30.94
30.94
100 Back
33.21
1:04.15
100 Back
1:04.15
386
Jarod
Tang
1:04.20
16
B Min
BB: 1:00.59 (+3.61s | 5.6%)
San Ramon Valley Aquatics
12/14/2024
Richard Thorntorn Memorial Meet SCY CBBB+
387
Felix
Mcculloh
1:04.22
17
B Min
BB: 1:00.59 (+3.63s | 5.7%)
Otter Swim Club
11/14/2025
PSL Pumpkin Spice Lovers 25 129
388
Christopher
Lee-Weinand
1:04.23
14
B Min
BB: 1:00.59 (+3.64s | 5.7%)
DeAnza Cupertino Aquatics
11/20/2021
Pacific Swimming Senior Open Meet
50 Back
31.01
31.01
100 Back
33.22
1:04.23
100 Back
1:04.23
389
Luciano
Tantarelli
1:04.24
17
B Min
BB: 1:00.59 (+3.65s | 5.7%)
Sebastopol Sea Serpents
07/26/2025
2025 REAL Championships
50 Back
30.74
30.74
100 Back
33.50
1:04.24
100 Back
1:04.24
390
Tad
Ziemba
1:04.24
13
B Min
BB: 1:00.59 (+3.65s | 5.7%)
Santa Clara Swim Club
10/22/2022
Orinda Aquatics PC Senior SC
50 Back
31.52
31.52
100 Back
32.72
1:04.24
100 Back
1:04.24
391
Brendan
Wong
1:04.30
13
B Min
BB: 1:00.59 (+3.71s | 5.8%)
Burlingame Aquatics
10/23/2021
TYR BAC Spooky Fall Classic C B A+
50 Back
30.87
30.87
100 Back
33.43
1:04.30
100 Back
1:04.30
392
Hao
Lei
1:04.31
14
B Min
BB: 1:00.59 (+3.72s | 5.8%)
The Olympic Club
02/04/2022
Vallejo Aquatic Club SC C B A+
50 Back
31.49
31.49
100 Back
32.82
1:04.31
100 Back
1:04.31
393
Benjamin
Asselin
1:04.38
16
B Min
BB: 1:00.59 (+3.79s | 5.9%)
Clayton Valley High School
04/25/2024
DAL Championships 2024
50 Back
30.44
30.44
100 Back
33.94
1:04.38
100 Back
1:04.38
394
Max
Rebro
1:04.38
16
B Min
BB: 1:00.59 (+3.79s | 5.9%)
Piedmont Swim Team
07/05/2024
2024 Redwood Empire Swim League Championship
395
Jackson
Tobler
1:04.40
16
B Min
BB: 1:00.59 (+3.81s | 5.9%)
Thunder Coast Aquatics
12/06/2025
Neptune Swimming Swim Like The Dickens
50 Back
31.55
31.55
100 Back
32.85
1:04.40
100 Back
1:04.40
396
Riley
TA
1:04.43
15
B Min
BB: 1:00.59 (+3.84s | 6.0%)
Santa Clara Swim Club
07/22/2023
OA Summer Finale SCY LCM Invitational 2023
50 Back
31.67
31.67
100 Back
32.76
1:04.43
100 Back
1:04.43
397
Eric
NI
1:04.46
15
B Min
BB: 1:00.59 (+3.87s | 6.0%)
Palo Alto Stanford Aquatics
01/28/2023
2023 Zone 1 North Championships
50 Back
30.58
30.58
100 Back
33.88
1:04.46
100 Back
1:04.46
398
John
Fan
1:04.46
15
B Min
BB: 1:00.59 (+3.87s | 6.0%)
Palo Alto Stanford Aquatics
10/29/2022
TYR BAC Spooky Fall Classic CBA
50 Back
31.44
31.44
100 Back
33.02
1:04.46
100 Back
1:04.46
399
Jason
Quesada
1:04.55
16
B Min
BB: 1:00.59 (+3.96s | 6.1%)
Quicksilver Swimming
12/14/2024
Zone 1 South Winter Championships
400
Lukas
Soderberg
1:04.55
15
B Min
BB: 1:00.59 (+3.96s | 6.1%)
Hills Hurricane Swimming
07/21/2023
Redwood Empire Swim League Championship