2001
Nicholas
Lemker
1:33.72
11
B: 1:22.19 (+11.53s | 12.3%)
Bellevue Club Swim Team
01/31/2026
2026 PN BISC Bluefin Invitational
50 Back
44.62
44.62
100 Back
49.10
1:33.72
100 Back
1:33.72
2002
Hudson
Reinhardt
1:33.77
10
B: 1:22.19 (+11.58s | 12.3%)
Highlands Ranch Aquatics
03/14/2025
2025 CO NJ Mile High Championships
50 Back
46.49
46.49
100 Back
47.28
1:33.77
100 Back
1:33.77
2003
Mason
Umemoto
1:33.83
11
B: 1:22.19 (+11.64s | 12.4%)
Hilo Aquatic Club
10/18/2025
BIG ISLAND SWIMMING @ HPA
50 Back
45.36
45.36
100 Back
48.47
1:33.83
100 Back
1:33.83
2004
Aden
Morris
1:33.84
11
B: 1:22.19 (+11.65s | 12.4%)
Lake Oswego Swim Club
11/07/2025
2025 McSwimville Invitational
50 Back
44.94
44.94
100 Back
48.90
1:33.84
100 Back
1:33.84
2005
Jax
Ladomirak
1:33.86
9
B: 1:22.19 (+11.67s | 12.4%)
Palo Alto Stanford Aquatics
02/25/2023
2023 PASA Last Chance Meet
2006
Tristan
Martinez
1:33.86
10
B: 1:22.19 (+11.67s | 12.4%)
Sandpipers of Nevada
11/08/2024
2024 NV State Championships
50 Back
46.14
46.14
100 Back
47.72
1:33.86
100 Back
1:33.86
2007
Alessandro
Ciannelli
1:33.88
10
B: 1:22.19 (+11.69s | 12.5%)
Corvallis Aquatic Team
02/16/2025
2025 AAA Final Countdown Open
50 Back
45.99
45.99
100 Back
47.89
1:33.88
100 Back
1:33.88
2008
Nahoaakalani
Hussey
1:33.89
11
B: 1:22.19 (+11.70s | 12.5%)
Hillsboro Swim Team
12/13/2025
2025 OR HEAT Winter Invitational
50 Back
45.40
45.40
100 Back
48.49
1:33.89
100 Back
1:33.89
2009
Oren
Baugh
1:33.89
10
B: 1:22.19 (+11.70s | 12.5%)
Humboldt Swim Club
11/23/2024
Thankswimming Classic 2024
2010
Luc
Duplessis
1:33.90
11
B: 1:22.19 (+11.71s | 12.5%)
Univ. of Denver Hilltoppers
01/23/2026
2026 CO TOPS Colorado Open
2011
Ryder
Inouye
1:33.91
11
B: 1:22.19 (+11.72s | 12.5%)
Southern Utah Swimming Associa
02/20/2025
2025 CSC Final Countdown
50 Back
46.62
46.62
100 Back
47.29
1:33.91
100 Back
1:33.91
2012
Benjamin
Blanchard
1:33.91
11
B: 1:22.19 (+11.72s | 12.5%)
Montrose Marlins Swim Club
01/24/2026
2026 CO Montrose Marlins Polar Plunge
50 Back
45.50
45.50
100 Back
48.41
1:33.91
100 Back
1:33.91
2013
William
Fu
1:33.96
12
B: 1:22.19 (+11.77s | 12.5%)
San Ramon Valley Aquatics
09/27/2025
Orinda Aquatics SC C B BB+ Meet
2014
Kamdyn
Kruger
1:33.96
12
B: 1:22.19 (+11.77s | 12.5%)
Walla Walla Swim Club
01/03/2026
January Storm
50 Back
43.19
43.19
100 Back
50.77
1:33.96
100 Back
1:33.96
2015
Grayson
Gregory
1:33.99
12
B: 1:22.19 (+11.80s | 12.6%)
Foothills Swim Team
12/14/2025
2025 CO CUDA Vs FST Dual
50 Back
44.48
44.48
100 Back
49.51
1:33.99
100 Back
1:33.99
2016
Enzo
Zhang
1:34.00
11
B: 1:22.19 (+11.81s | 12.6%)
Sunnyvale Swim Club
03/22/2025
2025 Los Altos Mountain View SC CBA Meet
50 Back
45.69
45.69
100 Back
48.31
1:34.00
100 Back
1:34.00
2017
Esther
Hill
1:34.02
11
B: 1:22.19 (+11.83s | 12.6%)
Usf Youth Swimming
09/27/2025
Neptune Swimming Fall Classic
50 Back
45.41
45.41
100 Back
48.61
1:34.02
100 Back
1:34.02
2018
Bridger
Wheeler
1:34.04
11
B: 1:22.19 (+11.85s | 12.6%)
Boise YMCA Swim Team
11/22/2024
2024 56th BY Thanksgiving Invitational
50 Back
45.90
45.90
100 Back
48.14
1:34.04
100 Back
1:34.04
2019
Benny
LaBarre
1:34.05
11
B: 1:22.19 (+11.86s | 12.6%)
Palo Alto Stanford Aquatics
10/11/2025
SSF October Splash C B A+ Meet
2020
Paxton
Allen
1:34.06
10
B: 1:22.19 (+11.87s | 12.6%)
Bend Swim Club
02/15/2025
Bend Swim Club Valentines Invitational
50 Back
46.23
46.23
100 Back
47.83
1:34.06
100 Back
1:34.06
2021
Liam
Post
1:34.07
12
B: 1:22.19 (+11.88s | 12.6%)
Seaside Aquatic Club
11/14/2025
2025 Santa Clara Swim Club SC CBA Meet
50 Back
47.92
47.92
100 Back
46.15
1:34.07
100 Back
1:34.07
2022
Caleb
Ta
1:34.08
11
B: 1:22.19 (+11.89s | 12.6%)
Santa Clara Swim Club
09/27/2025
2025 MAC Season Kick Off
2023
Inesh
Nair
1:34.09
12
B: 1:22.19 (+11.90s | 12.6%)
ElitSwim Club
09/27/2025
Orinda Aquatics SC C B BB+ Meet
2024
Nestor
Garcia
1:34.10
11
B: 1:22.19 (+11.91s | 12.7%)
Tri-city Channel Cats
03/22/2025
2025 Tony St Onge Memorial
25 Back
22.65
22.65
50 Back
23.86
46.51
50 Back
46.51
75 Back
24.91
1:11.42
100 Back
22.68
1:34.10
50 Back
47.59
2025
William
Geisler
1:34.11
10
B: 1:22.19 (+11.92s | 12.7%)
North Coast Aquatics
06/07/2025
2025 SI JBST Splash Dash Max
50 Back
46.38
46.38
100 Back
47.73
1:34.11
100 Back
1:34.11
2026
Haiwen
Sun
1:34.13
10
B: 1:22.19 (+11.94s | 12.7%)
DeAnza Cupertino Aquatics
10/26/2024
2024 SUNN Fall Classic CBA+ Meet
2027
Brayden
Yan
1:34.13
10
B: 1:22.19 (+11.94s | 12.7%)
Palo Alto Stanford Aquatics
02/22/2025
2025 Tri Venue Last Chance Meet PASA
2028
Colin
Pan
1:34.14
11
B: 1:22.19 (+11.95s | 12.7%)
Pro Swimming
06/13/2025
2025 PN Pro June Summer Intrasquad
2029
Jayden
Xia
1:34.14
10
B: 1:22.19 (+11.95s | 12.7%)
North Coast Aquatics
04/12/2025
2025 SBA BC Meet
50 Back
45.97
45.97
100 Back
48.17
1:34.14
100 Back
1:34.14
2030
Elliott
Capasso
1:34.14
11
B: 1:22.19 (+11.95s | 12.7%)
Olympic Cascade Aquatics
12/06/2025
2025 PN Fall Divisionals, Division 1 OCA
50 Back
45.11
45.11
100 Back
49.03
1:34.14
100 Back
1:34.14
2031
Jonathan
Belavic
1:34.18
9
B: 1:22.19 (+11.99s | 12.7%)
Sandpipers of Nevada
11/08/2024
2024 NV State Championships
50 Back
46.49
46.49
100 Back
47.69
1:34.18
100 Back
1:34.18
2032
Girik
Pandey
1:34.20
10
B: 1:22.19 (+12.01s | 12.7%)
Mission Aurora Colorado Swimmi
12/13/2024
2024 CO Falfins Holiday Open
50 Back
45.31
45.31
100 Back
48.89
1:34.20
100 Back
1:34.20
2033
Callum
Wong
1:34.23
10
B: 1:22.19 (+12.04s | 12.8%)
Pleasanton Seahawks
12/14/2024
2024 12 14 CDST SC C B BB+ Meet
2034
Lawrence
Killigrew
1:34.26
10
B: 1:22.19 (+12.07s | 12.8%)
Bainbridge Island Swim Club
02/01/2025
2025 PN BISC Bluefin Invitational
50 Back
47.11
47.11
100 Back
47.15
1:34.26
100 Back
1:34.26
2035
Coniah
Ilasco
1:34.28
12
B: 1:22.19 (+12.09s | 12.8%)
Boise YMCA Swim Team
10/11/2025
2025 Koudelka Memorial
2036
William
Armijo
1:34.32
11
B: 1:22.19 (+12.13s | 12.9%)
Monterey Bay Swim Club
09/14/2024
Milpitas Aquatic Club SC CBA+ Meet
2037
Ryker
Collins
1:34.33
11
B: 1:22.19 (+12.14s | 12.9%)
Roseburg Y Swim Team
02/08/2026
2026 AAA SC Final Countdown Open
2038
Brody
Wolf
1:34.33
10
B: 1:22.19 (+12.14s | 12.9%)
Boise YMCA Swim Team
02/14/2025
2025 SRS Winter Champsionships
50 Back
45.84
45.84
100 Back
48.49
1:34.33
100 Back
1:34.33
2039
Logan
Goering
1:34.34
12
B: 1:22.19 (+12.15s | 12.9%)
Douglas Dolfins Swim Team
08/01/2025
2025 High Country Short Course Championship
2040
Calvin
Erickson
1:34.35
12
B: 1:22.19 (+12.16s | 12.9%)
Olympus Aquatics
10/30/2025
2025 OA IMR 1
50 Back
42.96
42.96
100 Back
51.39
1:34.35
100 Back
1:34.35
2041
Platon
Aminov
1:34.37
10
B: 1:22.19 (+12.18s | 12.9%)
North Coast Aquatics
10/11/2025
2025 SI RSD All Ages B C Meet
50 Back
45.06
45.06
100 Back
49.31
1:34.37
100 Back
1:34.37
2042
Connor
Chang
1:34.38
12
B: 1:22.19 (+12.19s | 12.9%)
El Cerrito Gators
09/27/2025
Orinda Aquatics SC C B BB+ Meet
2043
Joaquin
Rodriguez
1:34.38
11
B: 1:22.19 (+12.19s | 12.9%)
Cysc Riptide
11/15/2025
2025 MW App HYAC November Y Meet
2044
Geoffrey
Yu
1:34.40
10
B: 1:22.19 (+12.21s | 12.9%)
Bellevue Club Swim Team
02/01/2025
2025 PN BISC Bluefin Invitational
50 Back
45.95
45.95
100 Back
48.45
1:34.40
100 Back
1:34.40
2045
William
Perez
1:34.41
11
B: 1:22.19 (+12.22s | 12.9%)
Neptune Swimming
06/14/2025
PC PRNA Swim To Win Summer Plush Edition
2046
Justin
Zamora
1:34.41
11
B: 1:22.19 (+12.22s | 12.9%)
La Grande Swim Club
01/04/2025
2025 January Storm
2047
Vince
Leonard
1:34.43
10
B: 1:22.19 (+12.24s | 13.0%)
Fort Collins Area Swim Team
01/24/2025
2025 CO FAST Winter Open
25 Back
21.58
21.58
50 Back
24.24
45.82
50 Back
45.82
75 Back
24.67
1:10.49
100 Back
23.94
1:34.43
50 Back
48.61
2048
Eddie
Waters
1:34.43
12
B: 1:22.19 (+12.24s | 13.0%)
Walla Walla Swim Club
10/25/2025
2025 Spooktacular Swim Meet
2049
Seunghwan
Kim
1:34.43
12
B: 1:22.19 (+12.24s | 13.0%)
Seattle Metropolitan Aquatic C
01/17/2026
2026 PN SMAC Winter Invitational Approved
50 Back
46.78
46.78
100 Back
47.65
1:34.43
100 Back
1:34.43
2050
Matvei
Shibaev
1:34.44
11
B: 1:22.19 (+12.25s | 13.0%)
South Snohomish Co Dolphins
10/18/2025
2025 PN IST Fall Open
50 Back
45.44
45.44
100 Back
49.00
1:34.44
100 Back
1:34.44