1951
Ethan
Swann
56.53
17
BB Min
A: 55.89 (+0.64s | 1.1%)
Saint Petersburg Aquatics
03/13/2025
2025 Florida Swimming Spring Senior Champs
50 Back
27.21
27.21
100 Back
29.32
56.53
100 Back
56.53
1952
Diego
Lara
56.53
17
BB Min
A: 55.89 (+0.64s | 1.1%)
Aces Swim Club
12/06/2024
2024 CO CSI Pioneer Open
50 Back
27.54
27.54
100 Back
28.99
56.53
100 Back
56.53
1953
Sohum
Patel
56.54
17
BB Min
A: 55.89 (+0.65s | 1.1%)
Shock Wave
01/16/2026
2026 HSA TYR Invitational
50 Back
27.32
27.32
100 Back
29.22
56.54
100 Back
56.54
1954
Ben
Fanjul
56.54
17
BB Min
A: 55.89 (+0.65s | 1.1%)
Hurricane Aquatics
03/12/2026
2026 FGC SCY Senior Championships
50 Back
27.60
27.60
100 Back
28.94
56.54
100 Back
56.54
1955
Brayden
Wolters
56.54
17
BB Min
A: 55.89 (+0.65s | 1.1%)
SwimUnited
03/05/2026
2026 OH Tim Myers SC Senior Champs
50 Back
26.54
26.54
100 Back
30.00
56.54
100 Back
56.54
1956
Cade
Schilling
56.54
17
BB Min
A: 55.89 (+0.65s | 1.1%)
Oly Swimming
03/06/2026
2026 MCSA Senior Cup Championships
50 Back
27.21
27.21
100 Back
29.33
56.54
100 Back
56.54
1957
David
Lin
56.54
17
BB Min
A: 55.89 (+0.65s | 1.1%)
St. Albans School
02/06/2026
2026 METRO Championships
50 Back
26.88
26.88
100 Back
29.66
56.54
100 Back
56.54
1958
Jackson
Chapin
56.54
18
BB Min
A: 55.89 (+0.65s | 1.1%)
Mako Swim Team
03/05/2026
2026 OH Tim Myers SC Senior Champs
1959
Jackson
Shirey
56.55
17
BB Min
A: 55.89 (+0.66s | 1.2%)
Lancaster Aquatic Club
03/23/2023
2023 EZ Southern Region Speedo Champ Series
1960
August
Foland
56.55
18
BB Min
A: 55.89 (+0.66s | 1.2%)
Oak Hills Youth Athletics
03/05/2026
2026 OH Tim Myers SC Senior Champs
50 Back
26.97
26.97
100 Back
29.58
56.55
100 Back
56.55
1961
Jackson
Smudde
56.55
17
BB Min
A: 55.89 (+0.66s | 1.2%)
Piranhas YMCA of the Suncoast
12/05/2025
2025 Speedo Gator Holiday Classic
50 Back
27.09
27.09
100 Back
29.46
56.55
100 Back
56.55
1962
Ryan
Lim
56.55
18
BB Min
A: 55.89 (+0.66s | 1.2%)
Los Altos Mountain View Aquati
12/13/2024
PSL Winter Is For Winning T F Invitatation
50 Back
26.76
26.76
100 Back
29.79
56.55
100 Back
56.55
1963
Cavan
Jester
56.55
17
BB Min
A: 55.89 (+0.66s | 1.2%)
Down East Family YMCA
03/13/2025
2025 MESI Winter Short Course Championships
1964
Joseph
Mottl
56.55
17
BB Min
A: 55.89 (+0.66s | 1.2%)
Punahou Aquatics Institute
03/12/2026
2026 PN BC Premier Invitational
50 Back
27.33
27.33
100 Back
29.22
56.55
100 Back
56.55
1965
Lincoln
Harrell
56.56
18
BB Min
A: 55.89 (+0.67s | 1.2%)
Nova of Virginia
10/27/2023
NOVA Senior Classic
50 Back
27.46
27.46
100 Back
29.10
56.56
100 Back
56.56
1966
Kanoa
Buckley
56.57
17
BB Min
A: 55.89 (+0.68s | 1.2%)
Silverton
02/20/2026
2026 OSAA 5A Championship Meet
50 Back
27.49
27.49
100 Back
29.08
56.57
100 Back
56.57
1967
Cyrus
Madom
56.57
18
BB Min
A: 55.89 (+0.68s | 1.2%)
Rhode Island Aquatic Club
12/18/2025
2026 NE NSSC Senior Championships
50 Back
26.76
26.76
100 Back
29.81
56.57
100 Back
56.57
1968
Jonathan
McCall
56.58
17
BB Min
A: 55.89 (+0.69s | 1.2%)
Storm Aquatics
04/11/2025
2025 GTSA TYR Spring Championship
50 Back
27.49
27.49
100 Back
29.09
56.58
100 Back
56.58
1969
Anthony
Palumbo
56.58
17
BB Min
A: 55.89 (+0.69s | 1.2%)
Tsunamis Swim Team
12/11/2025
35th Annual Winter Championships
50 Back
27.66
27.66
100 Back
28.92
56.58
100 Back
56.58
1970
Eros
Santana
56.58
18
BB Min
A: 55.89 (+0.69s | 1.2%)
Brea Aquatics
12/12/2025
2025 CA SCS RAA WAG
50 Back
27.01
27.01
100 Back
29.57
56.58
100 Back
56.58
1971
Giles
Blanco
56.58
18
BB Min
A: 55.89 (+0.69s | 1.2%)
Oasis Aquatics
12/09/2023
2023 CA GWSC SCS WAG
50 Back
27.50
27.50
100 Back
29.08
56.58
100 Back
56.58
1972
Alex
Powell
56.58
17
BB Min
A: 55.89 (+0.69s | 1.2%)
Ladera Oaks
11/07/2025
Pleasanton Seahawks SC Senior 2
50 Back
27.74
27.74
100 Back
28.84
56.58
100 Back
56.58
1973
Ian
Reece
56.58
18
BB Min
A: 55.89 (+0.69s | 1.2%)
Cascade Swim Club
10/12/2024
2024 PN CSC Fall Classic Invitational
50 Back
27.96
27.96
100 Back
28.62
56.58
100 Back
56.58
1974
Bryan
Campbell
56.58
17
BB Min
A: 55.89 (+0.69s | 1.2%)
Ambush Swimming
02/28/2025
2025 Gulf 13 Over Champs (TEST)
50 Back
27.65
27.65
100 Back
28.93
56.58
100 Back
56.58
1975
MacIntyre
Spence
56.58
18
BB Min
A: 55.89 (+0.69s | 1.2%)
Nocatee Bluetide Swim Team
02/14/2026
10th Annual Small Team Championships
50 Back
27.48
27.48
100 Back
29.10
56.58
100 Back
56.58
1976
Taylor
Fox
56.58
18
BB Min
A: 55.89 (+0.69s | 1.2%)
Southern Utah Swimming Associa
12/04/2025
2025 UT SC Senior Championships
50 Back
27.06
27.06
100 Back
29.52
56.58
100 Back
56.58
1977
Spencer
Shaw
56.58
17
BB Min
A: 55.89 (+0.69s | 1.2%)
Bluefish Swim Club
02/26/2026
2026 NE CRIM 15 18 AG Championships
50 Back
27.31
27.31
100 Back
29.27
56.58
100 Back
56.58
1978
Michael
Anderson
56.59
18
BB Min
A: 55.89 (+0.70s | 1.2%)
H2okie Aquatics
12/08/2022
2022 11th HOKI Swim And Tri Winter Champs
50 Back
27.98
27.98
100 Back
28.61
56.59
100 Back
56.59
1979
Ravi
Elliott
56.59
18
BB Min
A: 55.89 (+0.70s | 1.2%)
MN Flyers Swim Team
03/12/2026
2026 MN AQJT Senior SC State Championship
50 Back
27.30
27.30
100 Back
29.29
56.59
100 Back
56.59
1980
Grant
Trexler
56.59
18
BB Min
A: 55.89 (+0.70s | 1.2%)
Tac Titans
12/19/2025
2025 TAC TITANS Jingle Bells Meet
50 Back
26.61
26.61
100 Back
29.98
56.59
100 Back
56.59
1981
Wyatt
Cooper
56.59
18
BB Min
A: 55.89 (+0.70s | 1.2%)
Rapids Area YMCA
10/31/2025
2025 Holland Fall Invite
50 Back
26.98
26.98
100 Back
29.61
56.59
100 Back
56.59
1982
Spencer
Hendry
56.61
18
BB Min
A: 55.89 (+0.72s | 1.3%)
Wasatch Swim Club
12/04/2025
2025 UT SC Senior Championships
1983
Collin
Kim
56.61
18
BB Min
A: 55.89 (+0.72s | 1.3%)
Elite Aquatics Sports Team
01/17/2026
CMAC OC Senior Swim Series Meet 6
50 Back
27.34
27.34
100 Back
29.27
56.61
100 Back
56.61
1984
Drew
Wignall
56.61
17
BB Min
A: 55.89 (+0.72s | 1.3%)
Edge Swim Club
12/05/2025
2025 NE UVAC Winter Classic
50 Back
27.12
27.12
100 Back
29.49
56.61
100 Back
56.61
1985
Aaron
Cochran
56.61
17
BB Min
A: 55.89 (+0.72s | 1.3%)
Queen City Dolphins
12/12/2025
2025 NC QCD Holiday Invite
50 Back
27.46
27.46
100 Back
29.15
56.61
100 Back
56.61
1986
Keagan
Conder
56.62
17
BB Min
A: 55.89 (+0.73s | 1.3%)
King Aquatic Club
12/19/2024
2024 WA State Senior Short Course Champs
50 Back
27.46
27.46
100 Back
29.16
56.62
100 Back
56.62
1987
Nikola
Milesic
56.62
17
BB Min
A: 55.89 (+0.73s | 1.3%)
Race Swami
02/14/2025
2025 UT 5A State OBS
50 Back
27.43
27.43
100 Back
29.19
56.62
100 Back
56.62
1988
Konrad
Paradies
56.62
18
BB Min
A: 55.89 (+0.73s | 1.3%)
Tampa Elite Aquatics
01/24/2026
2026 TYR Stingrays SCY Palm Trees Parkas
50 Back
27.81
27.81
100 Back
28.81
56.62
100 Back
56.62
1989
Lucas
Megahan
56.62
18
BB Min
A: 55.89 (+0.73s | 1.3%)
North Suburban Aquatic Club
03/13/2025
2025 MN RSC CZ North Section Spring Champions
50 Back
27.71
27.71
100 Back
28.91
56.62
100 Back
56.62
1990
Collin
Reed
56.62
17
BB Min
A: 55.89 (+0.73s | 1.3%)
Indian River Aquatics
01/24/2026
2026 TCA Winter Open
50 Back
27.25
27.25
100 Back
29.37
56.62
100 Back
56.62
1991
Maxx
Vazirani
56.62
17
BB Min
A: 55.89 (+0.73s | 1.3%)
Charles River Aquatics
02/06/2026
2026 NE CRA Last Chance February Invite
50 Back
26.46
26.46
100 Back
30.16
56.62
100 Back
56.62
1992
Suiyao
Li
56.62
18
BB Min
A: 55.89 (+0.73s | 1.3%)
Tualatin Hills Swim Club
03/12/2026
2026 PN BC Premier Invitational
50 Back
27.31
27.31
100 Back
29.31
56.62
100 Back
56.62
1993
Noah
Norton
56.63
18
BB Min
A: 55.89 (+0.74s | 1.3%)
Multnomah Athletic Club
11/08/2024
2024 THSC November Invitational
50 Back
27.84
27.84
100 Back
28.79
56.63
100 Back
56.63
1994
Max
Campbell
56.63
18
BB Min
A: 55.89 (+0.74s | 1.3%)
Clearfied City Aquatics Team
02/01/2025
2025 Region 5 OBS
50 Back
27.30
27.30
100 Back
29.33
56.63
100 Back
56.63
1995
Robert
Sterling
56.63
17
BB Min
A: 55.89 (+0.74s | 1.3%)
92ny Flying Dolphins
01/16/2026
GSA January Jump Start 2026
50 Back
27.41
27.41
100 Back
29.22
56.63
100 Back
56.63
1996
Henry
Liu
56.64
17
BB Min
A: 55.89 (+0.75s | 1.3%)
Issaquah Swim Team
01/15/2026
2026 PN VAST 49th Annual Washington Open APP
50 Back
27.53
27.53
100 Back
29.11
56.64
100 Back
56.64
1997
Alex
Pahlevanpour
56.64
18
BB Min
A: 55.89 (+0.75s | 1.3%)
Machine Aquatics
10/18/2025
2025 NCAP Autumn Kingfish Splash
50 Back
27.51
27.51
100 Back
29.13
56.64
100 Back
56.64
1998
Owen
Bennett
56.65
17
BB Min
A: 55.89 (+0.76s | 1.3%)
Spokane Waves Aquatic Team
11/21/2025
2025 Adam England Memorial Fall Splash
50 Back
27.77
27.77
100 Back
28.88
56.65
100 Back
56.65
1999
Vincent
Binuya
56.65
17
BB Min
A: 55.89 (+0.76s | 1.3%)
Fontana Aquatics Club
12/12/2025
2025 CA SCS SCAT WAG
50 Back
27.55
27.55
100 Back
29.10
56.65
100 Back
56.65
2000
Matthew
Ho
56.66
17
BB Min
A: 55.89 (+0.77s | 1.4%)
Cerritos Aquatic Club
12/13/2024
2024 CA GWSC SCS WAG
50 Back
27.36
27.36
100 Back
29.30
56.66
100 Back
56.66