251
Antonio
Valz
55.61
16
A Min
AA: 55.49 (+0.12s | 0.2%)
South Sound YMCA
01/24/2026
2026 WA State Y Championship Meet
50 Back
26.83
26.83
100 Back
28.78
55.61
100 Back
55.61
252
Leland
Hilgers
55.61
16
A Min
AA: 55.49 (+0.12s | 0.2%)
Bainbridge Island Swim Club
12/19/2024
2024 WA State Senior Short Course Champs
50 Back
27.09
27.09
100 Back
28.52
55.61
100 Back
55.61
253
Michael
Yevstifieiev
55.62
16
A Min
AA: 55.49 (+0.13s | 0.2%)
Gig Harbor High School
01/17/2026
2026 8th Annual Boys HS Swimvitational OB
50 Back
26.59
26.59
100 Back
29.03
55.62
100 Back
55.62
254
Tyson
Boyd
55.62
15
A Min
AA: 55.49 (+0.13s | 0.2%)
Avon Swim Club
01/23/2026
2026 CO FAST Winter Open
50 Back
27.66
27.66
100 Back
27.96
55.62
100 Back
55.62
255
Noah
Christensen
55.64
16
A Min
AA: 55.49 (+0.15s | 0.3%)
Hilltop Aquatic Swim Team
12/04/2025
2025 UT SC Senior Championships
256
Mathew
Dobson
55.66
14
A Min
AA: 55.49 (+0.17s | 0.3%)
Beach Swim Club
12/19/2025
2025 SI Winter Age Group Championships
50 Back
27.23
27.23
100 Back
28.43
55.66
100 Back
55.66
257
Kaivalya
Singh
55.68
15
A Min
AA: 55.49 (+0.19s | 0.3%)
Quicksilver Swimming
11/07/2025
Pleasanton Seahawks SC Senior 2
50 Back
26.93
26.93
100 Back
28.75
55.68
100 Back
55.68
258
Robert
McCarthy
55.68
16
A Min
AA: 55.49 (+0.19s | 0.3%)
Las Vegas Swim Club
02/19/2026
2026 Juanita Allington Memorial
50 Back
27.36
27.36
100 Back
28.32
55.68
100 Back
55.68
259
Jesse
Sun
55.68
15
A Min
AA: 55.49 (+0.19s | 0.3%)
Cascade Swim Club
12/05/2025
2025 Tualatin Hills Holiday Classic
50 Back
27.20
27.20
100 Back
28.48
55.68
100 Back
55.68
260
Leonard
Du
55.68
15
A Min
AA: 55.49 (+0.19s | 0.3%)
Horizon Swimming
02/14/2025
2025 SI Presidents Day Senior Classic
50 Back
26.91
26.91
100 Back
28.77
55.68
100 Back
55.68
261
Atlas
Metin
55.69
16
A Min
AA: 55.49 (+0.20s | 0.4%)
Orinda Aquatics
12/05/2025
2025 Tualatin Hills Holiday Classic
50 Back
26.98
26.98
100 Back
28.71
55.69
100 Back
55.69
262
Josh
Bollinger
55.69
15
A Min
AA: 55.49 (+0.20s | 0.4%)
Wilsonville
02/20/2026
2026 OSAA 5A Championship Meet
50 Back
26.99
26.99
100 Back
28.70
55.69
100 Back
55.69
263
Alexander
Atkinson
55.70
15
A Min
AA: 55.49 (+0.21s | 0.4%)
Spokane Sea Serpents
02/27/2026
2026 IES Short Course Championships
50 Back
27.40
27.40
100 Back
28.30
55.70
100 Back
55.70
264
Liam
Andrews
55.70
16
A Min
AA: 55.49 (+0.21s | 0.4%)
Aquasol
01/15/2026
2026 PN VAST 49th Annual Washington Open APP
50 Back
26.97
26.97
100 Back
28.73
55.70
100 Back
55.70
265
Yuxuan
Guan
55.76
15
A Min
AA: 55.49 (+0.27s | 0.5%)
Seattle Metropolitan Aquatic C
10/17/2025
2025 THSC Fall Open
50 Back
27.25
27.25
100 Back
28.51
55.76
100 Back
55.76
266
Kohl
Tang
55.77
16
A Min
AA: 55.49 (+0.28s | 0.5%)
Aquazot Swim Club
02/26/2026
2026 SI CA NV Speedo Sectionals Oceanside
50 Back
27.54
27.54
100 Back
28.23
55.77
100 Back
55.77
267
Marcus
Rawner Scannapieco
55.78
15
A Min
AA: 55.49 (+0.29s | 0.5%)
Phoenix Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
50 Back
26.85
26.85
100 Back
28.93
55.78
100 Back
55.78
268
Isaac
Skillern
55.78
16
A Min
AA: 55.49 (+0.29s | 0.5%)
Flatiron Athletic Club
03/27/2025
2025 Four Corners Speedo Sectionals Austin
50 Back
26.96
26.96
100 Back
28.82
55.78
100 Back
55.78
269
Jonathan
Fan
55.80
16
A Min
AA: 55.49 (+0.31s | 0.6%)
California Dolphins Swim Team
01/11/2025
California Invitational Swim Meet
50 Back
27.19
27.19
100 Back
28.61
55.80
100 Back
55.80
270
Mason
Robideaux
55.80
16
A Min
AA: 55.49 (+0.31s | 0.6%)
SlipStream Aquatics
12/12/2025
2025 CO NJ Blizzard Invite
50 Back
26.71
26.71
50 Back
26.71
100 Back
29.09
55.80
50 Back
29.09
271
Liam
Elias
55.84
16
A Min
AA: 55.49 (+0.35s | 0.6%)
Kona Aquatics Club
03/18/2026
2026 Kona Senior Spring Invitational
50 Back
26.96
26.96
100 Back
28.88
55.84
100 Back
55.84
272
Gabe
Tecu
55.84
16
A Min
AA: 55.49 (+0.35s | 0.6%)
Castle Rock Swimming
03/21/2026
2026 CO OB Dick Rush Coaches Invite
50 Back
26.64
26.64
100 Back
29.20
55.84
100 Back
55.84
273
Jett
Holbrook
55.90
15
A Min
AA: 55.49 (+0.41s | 0.7%)
Mesa Aquatics Club
02/13/2026
34th Annual Lost Dutchman Invitational
50 Back
26.91
26.91
100 Back
28.99
55.90
100 Back
55.90
274
Forrest
Lin
55.90
15
A Min
AA: 55.49 (+0.41s | 0.7%)
Milpitas Aquatic Club
11/07/2025
Pleasanton Seahawks SC Senior 2
50 Back
27.56
27.56
100 Back
28.34
55.90
100 Back
55.90
275
Bomin
Lee
55.92
15
A Min
AA: 55.49 (+0.43s | 0.8%)
Blast Sharks
11/06/2025
2025 Legends Of Coaching Series_Peter Daland
50 Back
26.77
26.77
100 Back
29.15
55.92
100 Back
55.92
276
Tobin
Murphy
55.93
15
A Min
AA: 55.49 (+0.44s | 0.8%)
Falfins Swimming
02/20/2026
2026 CO Colorado Senior Meet
50 Back
27.38
27.38
100 Back
28.55
55.93
100 Back
55.93
277
Alex
Xu
55.94
15
A Min
AA: 55.49 (+0.45s | 0.8%)
Santa Clara Swim Club
04/04/2024
Pacific Swimming SC Far Western Champs
50 Back
27.50
27.50
100 Back
28.44
55.94
100 Back
55.94
278
Will
Lee
55.94
15
A Min
AA: 55.49 (+0.45s | 0.8%)
Hillsboro Swim Team
03/05/2026
2026 OSI Arena SC 11 14 Champs
50 Back
27.26
27.26
100 Back
28.68
55.94
100 Back
55.94
279
Roy
Yuzna
55.95
15
A Min
AA: 55.49 (+0.46s | 0.8%)
Blast Sharks
12/12/2025
2025 CA SCS RAA WAG
50 Back
27.31
27.31
100 Back
28.64
55.95
100 Back
55.95
280
Nicholas
Zhang
55.99
16
A Min
AA: 55.49 (+0.50s | 0.9%)
Beach Cities Alpha
12/12/2025
2025 CA GWSC Winter Age Group Invitational
50 Back
27.09
27.09
100 Back
28.90
55.99
100 Back
55.99
281
Zen
Hyodo
56.01
16
A Min
AA: 55.49 (+0.52s | 0.9%)
Santa Clara Swim Club
01/17/2026
Cal Invitational Swim Meet
50 Back
26.78
26.78
100 Back
29.23
56.01
100 Back
56.01
282
Baron
Marshall
56.02
15
A Min
AA: 55.49 (+0.53s | 0.9%)
Evolution Racing Club
03/13/2025
2025 SCS Spring Age Group Champs @ Armada
283
Daniel
Kim
56.03
15
A Min
AA: 55.49 (+0.54s | 1.0%)
Swim Torrance
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
27.59
27.59
100 Back
28.44
56.03
100 Back
56.03
284
Jack
Yoshimura
56.04
16
A Min
AA: 55.49 (+0.55s | 1.0%)
Santa Clara Swim Club
12/06/2024
2024 Pacific Swimming Winter Age Group Champs
50 Back
27.20
27.20
100 Back
28.84
56.04
100 Back
56.04
285
Bryce
Ferris
56.04
16
A Min
AA: 55.49 (+0.55s | 1.0%)
Elko Swim Team
04/02/2025
2025 SC Western Zone Sr Championships
50 Back
27.30
27.30
100 Back
28.74
56.04
100 Back
56.04
286
Cooper
Martin
56.04
15
A Min
AA: 55.49 (+0.55s | 1.0%)
Aulea Swim Club
11/21/2025
HISI Senior Fall Championship (SCY)
50 Back
26.83
26.83
100 Back
29.21
56.04
100 Back
56.04
287
Sean
Hux
56.05
16
A Min
AA: 55.49 (+0.56s | 1.0%)
South Orange County Aquatics
12/12/2025
2025 CA SCS SCAT WAG
288
Ezra
Lopez Stoll
56.05
15
A Min
AA: 55.49 (+0.56s | 1.0%)
Slo Swim Club Seahawks
12/19/2025
2025 SI Winter Age Group Championships
50 Back
27.18
27.18
100 Back
28.87
56.05
100 Back
56.05
289
Karl
Kaldenhoff
56.06
15
A Min
AA: 55.49 (+0.57s | 1.0%)
Alto Swim Club
12/06/2024
2024 Tualatin Hills Holiday Classic
50 Back
27.25
27.25
100 Back
28.81
56.06
100 Back
56.06
290
Sergey
Zaporozhets
56.06
16
A Min
AA: 55.49 (+0.57s | 1.0%)
West Coast Aquatics
01/15/2026
2026 PN VAST 49th Annual Washington Open APP
50 Back
27.12
27.12
100 Back
28.94
56.06
100 Back
56.06
291
Benjamin
Patterson
56.07
16
A Min
AA: 55.49 (+0.58s | 1.0%)
Mission Viejo Nadadores
10/31/2025
2025 Our Rising Tides 16u SCY P F Meet
50 Back
27.46
27.46
100 Back
28.61
56.07
100 Back
56.07
292
Rick
Liu
56.08
16
A Min
AA: 55.49 (+0.59s | 1.1%)
Horizon Swimming
12/13/2024
2024 CA GWSC SCS WAG
50 Back
27.05
27.05
100 Back
29.03
56.08
100 Back
56.08
293
Yiren
Zhang
56.08
16
A Min
AA: 55.49 (+0.59s | 1.1%)
La Mirada Armada
12/13/2024
2024 CA GWSC SCS WAG
50 Back
27.72
27.72
100 Back
28.36
56.08
100 Back
56.08
294
Landen
Tran
56.09
16
A Min
AA: 55.49 (+0.60s | 1.1%)
Swim Neptune
12/04/2025
2025 Holiday Swim Festival
295
Xander
Caranicolas
56.10
15
A Min
AA: 55.49 (+0.61s | 1.1%)
Albany Armada Aquatics
09/27/2025
Orinda Aquatics SC C B BB+ Meet
296
Cheveyo
Rodriguez
56.10
15
A Min
AA: 55.49 (+0.61s | 1.1%)
Kamehameha Swim Club
11/21/2025
HISI Senior Fall Championship (SCY)
50 Back
26.82
26.82
100 Back
29.28
56.10
100 Back
56.10
297
Gavin
Yu
56.10
16
A Min
AA: 55.49 (+0.61s | 1.1%)
Orinda Aquatics
12/05/2025
2025 Tualatin Hills Holiday Classic
50 Back
27.18
27.18
100 Back
28.92
56.10
100 Back
56.10
298
Bennett
Geitz
56.11
16
A Min
AA: 55.49 (+0.62s | 1.1%)
Wave Aquatics
12/18/2025
2025 WA State Senior SC Champs APPROVED
299
Lukas
Boam
56.12
16
A Min
AA: 55.49 (+0.63s | 1.1%)
Clovis Swim Club
02/19/2026
2026 Juanita Allington Memorial
50 Back
26.72
26.72
100 Back
29.40
56.12
100 Back
56.12
300
Alexander
Karpenko
56.12
16
A Min
AA: 55.49 (+0.63s | 1.1%)
King Aquatic Club
01/16/2025
2025 PN VAST 48th Annual Washington Open
50 Back
27.29
27.29
100 Back
28.83
56.12
100 Back
56.12