2001
Bennett
Marcus
1:09.84
16
B: 1:07.49 (+2.35s | 3.4%)
Seattle Metropolitan Aquatic C
10/18/2025
2025 PN VAST Fall Classic
50 Back
33.76
33.76
100 Back
36.08
1:09.84
100 Back
1:09.84
2002
Kai
Fabricant
1:09.85
15
B: 1:07.49 (+2.36s | 3.4%)
Sebastopol Sea Serpents
03/28/2026
SSS Shamrock Showdown CBA+
2003
George
Cowles
1:09.87
15
B: 1:07.49 (+2.38s | 3.4%)
Rocky Mountain Rapids
02/07/2025
2025 CO RPDS Championship Kick Off
2004
Tzu-Chieh
Yang
1:09.89
15
B: 1:07.49 (+2.40s | 3.4%)
First Colony Swim Team, Inc.
12/06/2024
2024 Gulf Age Group Championships
50 Back
33.87
33.87
100 Back
36.02
1:09.89
100 Back
1:09.89
2005
David
Siu
1:09.92
16
B: 1:07.49 (+2.43s | 3.5%)
Orinda Aquatics
03/23/2024
TERA SCY C B BB+ Meet
2006
Albert
Xu
1:09.96
15
B: 1:07.49 (+2.47s | 3.5%)
Unattached
01/24/2025
Tsunami Polar Bear Meet 2024
50 Back
34.10
34.10
100 Back
35.86
1:09.96
100 Back
1:09.96
2007
Cody
Cheng
1:09.97
16
B: 1:07.49 (+2.48s | 3.5%)
Sawtooth Aquatic Club
11/16/2025
Fall Mixer Block Party #2
50 Back
33.55
33.55
100 Back
36.42
1:09.97
100 Back
1:09.97
2008
Jack
Hammond
1:09.99
15
B: 1:07.49 (+2.50s | 3.6%)
Fort Collins Area Swim Team
03/07/2025
2025 CO NCS Winter District Championships
50 Back
34.01
34.01
100 Back
35.98
1:09.99
100 Back
1:09.99
2009
Jason
White
1:10.00
16
B: 1:07.49 (+2.51s | 3.6%)
Harbor Aquatics Club
10/05/2024
2024 PN UPAC Fall Open
50 Back
34.71
34.71
100 Back
35.29
1:10.00
100 Back
1:10.00
2010
William
Morris
1:10.02
16
B: 1:05.19 (+4.83s | 6.9%)
Las Vegas Swim Club
11/08/2024
2024 NV State Championships
50 Back
34.04
34.04
100 Back
35.98
1:10.02
100 Back
1:10.02
2011
Egan
Rinebarger
1:10.02
15
B: 1:07.49 (+2.53s | 3.6%)
Aquawolves Swimming
01/16/2026
2026 CO CUDA Classic
50 Back
34.19
34.19
100 Back
35.83
1:10.02
100 Back
1:10.02
2012
Sam
Brunner
1:10.03
16
B: 1:07.49 (+2.54s | 3.6%)
Gordon Family YMCA
11/09/2024
2024 PN PSSA Turkey Trot Invitational APP
50 Back
34.28
34.28
100 Back
35.75
1:10.03
100 Back
1:10.03
2013
Landon
Cheng
1:10.03
14
B: 1:07.49 (+2.54s | 3.6%)
Los Gatos Swim Club
01/16/2026
2026 Brian Malick Memorial Z1S Championships
2014
Harrison
Tarricone
1:10.03
15
B: 1:07.49 (+2.54s | 3.6%)
North Coast Aquatics
11/02/2024
2024 SI JBST BC All Ages
50 Back
34.80
34.80
100 Back
35.23
1:10.03
100 Back
1:10.03
2015
Joshua
Kautzman
1:10.03
15
B: 1:07.49 (+2.54s | 3.6%)
Spokane Sea Serpents
11/21/2025
2025 Adam England Memorial Fall Splash
50 Back
33.95
33.95
100 Back
36.08
1:10.03
100 Back
1:10.03
2016
Ayden
Pickett
1:10.03
16
B: 1:07.49 (+2.54s | 3.6%)
Sonoma Sea Dragons
07/26/2025
2025 REAL Championships
50 Back
33.40
33.40
50 Back
33.40
100 Back
36.63
1:10.03
50 Back
36.63
2017
Jacob
Liu
1:10.04
15
B: 1:07.49 (+2.55s | 3.6%)
South San Francisco Aquatics
09/30/2023
South San Francisco C B A+
2018
Jiesse
Shi
1:10.05
16
B: 1:07.49 (+2.56s | 3.7%)
Wave Aquatics
12/07/2024
2024 PN Fall Divisional, Division 2
50 Back
33.95
33.95
100 Back
36.10
1:10.05
100 Back
1:10.05
2019
Max
McCauley
1:10.06
16
B: 1:07.49 (+2.57s | 3.7%)
Jbarracudas Swim Team
01/31/2026
2026 SI HSA All Ages NTS Meet
2020
Logan
Ross
1:10.06
15
B: 1:07.49 (+2.57s | 3.7%)
CAC Stingrays Swim Team
01/09/2026
2026 CO NJ Narwhal Invitational
50 Back
36.35
36.35
100 Back
33.71
1:10.06
100 Back
1:10.06
2021
Ambrose
Prussic
1:10.08
14
B: 1:07.49 (+2.59s | 3.7%)
Sea Lions Swim Team
08/08/2025
2025 OR NST Seahorse Invitational
50 Back
35.05
35.05
100 Back
35.03
1:10.08
100 Back
1:10.08
2022
Parker
Collins
1:10.09
15
B: 1:07.49 (+2.60s | 3.7%)
Seattle Metropolitan Aquatic C
02/13/2026
2026 PN UPAC 4th Annual Feb Fly In Approved
50 Back
34.71
34.71
100 Back
35.38
1:10.09
100 Back
1:10.09
2023
Woojin
Shin
1:10.09
14
B: 1:07.49 (+2.60s | 3.7%)
Bellevue Club Swim Team
12/06/2025
2025 PN Fall Divisionals, Division 1 OCA
50 Back
34.28
34.28
100 Back
35.81
1:10.09
100 Back
1:10.09
2024
Christian
Lee
1:10.09
16
B: 1:07.49 (+2.60s | 3.7%)
Unattached
01/30/2025
2025 UVRays Heart Attack Open
50 Back
34.71
34.71
100 Back
35.38
1:10.09
100 Back
1:10.09
2025
Maxwell
Lohrmann
1:10.10
15
B: 1:07.49 (+2.61s | 3.7%)
Walla Walla Swim Club
01/03/2026
January Storm
50 Back
34.65
34.65
100 Back
35.45
1:10.10
100 Back
1:10.10
2026
Graham
Garrison
1:10.10
16
B: 1:07.49 (+2.61s | 3.7%)
Denver Triton Swim Team
01/16/2026
2026 CO CUDA Classic
50 Back
33.57
33.57
100 Back
36.53
1:10.10
100 Back
1:10.10
2027
Brantley
Johnson
1:10.11
15
B: 1:07.49 (+2.62s | 3.7%)
Star Aquatics
10/03/2025
2025 STAR September Friday Night At The Races
50 Back
33.88
33.88
100 Back
36.23
1:10.11
100 Back
1:10.11
2028
Sven
Borg
1:10.12
16
B: 1:07.49 (+2.63s | 3.8%)
Hillsboro Swim Team
02/07/2026
2026 OR HEAT BC Blastoff
50 Back
34.83
34.83
100 Back
35.29
1:10.12
100 Back
1:10.12
2029
Joseph
Palomo
1:10.13
16
B: 1:07.49 (+2.64s | 3.8%)
THOMAS JEFFERSON RAIDER GIRLS
02/06/2026
2026 (WIAA) West Central Dist III 3A Boys OB
50 Back
33.64
33.64
100 Back
36.49
1:10.13
100 Back
1:10.13
2030
Nolan
Shelton
1:10.13
15
B: 1:07.49 (+2.64s | 3.8%)
Cougar Aquatics
02/08/2025
Cougar Winter Classic
50 Back
34.26
34.26
100 Back
35.87
1:10.13
100 Back
1:10.13
2031
Bryce
Bodor
1:10.14
15
B: 1:07.49 (+2.65s | 3.8%)
North Jeffco Swim Team
03/07/2025
2025 CO CSI Silver State Championships
50 Back
34.35
34.35
100 Back
35.79
1:10.14
100 Back
1:10.14
2032
Idhant
Kompella
1:10.14
15
B: 1:07.49 (+2.65s | 3.8%)
Burlingame Aquatics
02/16/2024
SRN 14 UN Invitational
50 Back
34.22
34.22
100 Back
35.92
1:10.14
100 Back
1:10.14
2033
Kevin
Mehr
1:10.16
15
B: 1:07.49 (+2.67s | 3.8%)
Excel Aquatics
11/07/2025
TNAQ 2025 FALL INVITATIONAL
50 Back
34.02
34.02
100 Back
36.14
1:10.16
100 Back
1:10.16
2034
Rowan
Weeber
1:10.17
16
B: 1:07.49 (+2.68s | 3.8%)
Mission Aurora Colorado Swimmi
01/09/2026
2026 CO NJ Narwhal Invitational
50 Back
33.47
33.47
100 Back
36.70
1:10.17
100 Back
1:10.17
2035
Mohamed
Abolfadl
1:10.18
15
B: 1:07.49 (+2.69s | 3.8%)
Olympic Cascade Aquatics
01/18/2025
2025 Thunderbolt Round Robin Invitational
50 Back
34.31
34.31
100 Back
35.87
1:10.18
100 Back
1:10.18
2036
Garrett
Bass
1:10.18
16
B: 1:07.49 (+2.69s | 3.8%)
Life Time Fitness Utah Swim Te
02/21/2025
2025 Olympus Aquatics Last Chance
50 Back
35.09
35.09
100 Back
35.09
1:10.18
100 Back
1:10.18
2037
Lorenzo
Schulte
1:10.18
15
B: 1:07.49 (+2.69s | 3.8%)
Aspire Aquatics of Colorado
03/07/2025
2025 CO CSI Silver State Championships
50 Back
34.36
34.36
100 Back
35.82
1:10.18
100 Back
1:10.18
2038
Warren
Martin
1:10.19
14
B: 1:07.49 (+2.70s | 3.8%)
Tualatin Hills Swim Club
11/07/2025
2025 THSC November Open
2039
Smaran
Shah
1:10.19
16
B: 1:07.49 (+2.70s | 3.8%)
Sunnyvale Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
2040
Riki
Yamamoto
1:10.20
15
B: 1:07.49 (+2.71s | 3.9%)
Aloha Aquatics Association
03/07/2026
2026 HI Junior Age Group SCY Championship
50 Back
34.21
34.21
100 Back
35.99
1:10.20
100 Back
1:10.20
2041
Noah
Berg
1:10.20
16
B: 1:05.19 (+5.01s | 7.1%)
Storm Aquatics Swim Team
10/17/2025
2025 PN SA Red And Black Intrasquad
50 Back
34.16
34.16
100 Back
36.04
1:10.20
100 Back
1:10.20
2042
Jason
McIntyre
1:10.21
16
B: 1:07.49 (+2.72s | 3.9%)
Clovis Swim Club
02/14/2025
2025 CCS SCY AGC
50 Back
33.66
33.66
100 Back
36.55
1:10.21
100 Back
1:10.21
2043
Ethan
Veksler
1:10.21
15
B: 1:07.49 (+2.72s | 3.9%)
Unattached
03/28/2026
PSL March CBA+
2044
Austin
Rodde
1:10.22
15
B: 1:07.49 (+2.73s | 3.9%)
Burlingame Aquatics
02/05/2022
BAC SC C B A+ Meet
2045
Benjamin
Chung
1:10.23
15
B: 1:07.49 (+2.74s | 3.9%)
Tualatin Hills Swim Club
12/12/2025
2025 OR TTSC Holiday Invitational Meet
50 Back
34.82
34.82
100 Back
35.41
1:10.23
100 Back
1:10.23
2046
Daniel
Bazzhin
1:10.23
15
B: 1:07.49 (+2.74s | 3.9%)
Unattached
03/28/2026
Piedmont Swim Team C B BB+
2047
Ian
Walter
1:10.23
16
B: 1:07.49 (+2.74s | 3.9%)
COSA Swimming
12/19/2025
2025 CO Falfins Holiday Open
50 Back
34.05
34.05
100 Back
36.18
1:10.23
100 Back
1:10.23
2048
Jacob
Gordon
1:10.27
16
B: 1:07.49 (+2.78s | 4.0%)
Rocky Mountain Rapids
05/01/2025
2025 CO OB CSML Championships
50 Back
33.50
33.50
100 Back
36.77
1:10.27
100 Back
1:10.27
2049
Juan
Mejia
1:10.27
14
B: 1:07.49 (+2.78s | 4.0%)
Neptune Swimming
09/27/2025
Neptune Swimming Fall Classic
50 Back
33.96
33.96
100 Back
36.31
1:10.27
100 Back
1:10.27
2050
Alexander
Morozov
1:10.27
15
B: 1:07.49 (+2.78s | 4.0%)
Stingray Swim Team
09/27/2025
2025 PN IST Sockeye Sprints
50 Back
33.27
33.27
100 Back
37.00
1:10.27
100 Back
1:10.27