4551
Austin
Pham
1:04.21
18
B Min
BB: 1:00.59 (+3.62s | 5.6%)
Legacy Aquatics
05/17/2025
2025 John DeRoest Sextathlon Swim Meet
50 Back
31.47
31.47
100 Back
32.74
1:04.21
100 Back
1:04.21
4552
Matthew
Robinson
1:04.21
18
B Min
BB: 1:00.59 (+3.62s | 5.6%)
De La Salle Collegiate High Sc
03/06/2026
Catholic League Championships Boys 2026
50 Back
31.10
31.10
100 Back
33.11
1:04.21
100 Back
1:04.21
4553
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
4554
Parker
Drew
1:04.22
17
B Min
BB: 1:00.59 (+3.63s | 5.7%)
Legacy Aquatics
03/19/2026
2026 OSI Arena RegionXII SC Championships
50 Back
30.96
30.96
100 Back
33.26
1:04.22
100 Back
1:04.22
4555
Nikoloz
Kochia
1:04.22
17
B Min
BB: 1:00.59 (+3.63s | 5.7%)
Matchpoint Nyc
10/10/2025
2025 MR LIE Octoberfest Invitational
50 Back
31.52
31.52
100 Back
32.70
1:04.22
100 Back
1:04.22
4556
Luciano
Tantarelli
1:04.24
18
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
4557
Ethan
Berg
1:04.24
17
B Min
BB: 1:00.59 (+3.65s | 5.7%)
Riptide Swim Team
10/26/2024
2024 CO LONG Great Pumpkin Pentathlon
50 Back
30.93
30.93
100 Back
33.31
1:04.24
100 Back
1:04.24
4558
Patrick
Findlay
1:04.24
18
B Min
BB: 1:00.59 (+3.65s | 5.7%)
York Swim Club of Northern Vir
11/03/2023
2023 HOKI 13 Over November Invitational
50 Back
31.52
31.52
100 Back
32.72
1:04.24
100 Back
1:04.24
4559
Cormac
Hughes
1:04.25
18
B Min
BB: 1:00.59 (+3.66s | 5.7%)
Commonwealth Swimming
12/11/2025
2025 NE SHAWMUT Candy Cane Classic
50 Back
31.20
31.20
100 Back
33.05
1:04.25
100 Back
1:04.25
4560
Matthew
McNab
1:04.25
17
B Min
BB: 1:00.59 (+3.66s | 5.7%)
Makos Aquatics Club of Gainesv
11/21/2025
2025 GPAC Gravy Bowl Invitational
50 Back
31.38
31.38
100 Back
32.87
1:04.25
100 Back
1:04.25
4561
Rafael
Lavagnino
1:04.25
17
B Min
BB: 1:00.59 (+3.66s | 5.7%)
Gold\\\\\\'s Aquatics Club (Camas)
10/18/2024
2024 THSC Fall Invitational
50 Back
32.15
32.15
100 Back
32.10
1:04.25
100 Back
1:04.25
4562
Lynx
Chiang
1:04.25
16
B Min
BB: 1:00.59 (+3.66s | 5.7%)
Quicksilver Swimming
01/24/2025
2025 Brian Malick Memorial Z1S Championships
4563
Olivier
Bui
1:04.25
16
B Min
BB: 1:00.59 (+3.66s | 5.7%)
All Star Aquatics
10/31/2025
NOVA Senior Classic
50 Back
30.98
30.98
100 Back
33.27
1:04.25
100 Back
1:04.25
4564
Jacob
Hwu
1:04.25
17
B Min
BB: 1:00.59 (+3.66s | 5.7%)
Merritt Athletic Swimming
10/18/2025
2025 Fox Fall Invitational 1 Copied
50 Back
31.28
31.28
100 Back
32.97
1:04.25
100 Back
1:04.25
4565
Jason
Guo
1:04.26
17
B Min
BB: 1:00.59 (+3.67s | 5.7%)
Unattached
01/20/2023
Fish Bowl Classic 2023
50 Back
31.22
31.22
100 Back
33.04
1:04.26
100 Back
1:04.26
4566
Cash
Womack
1:04.27
17
B Min
BB: 1:00.59 (+3.68s | 5.7%)
Blue Tide Aquatics
01/17/2025
2025 TWST Speedo Winter Classic Invitational
50 Back
30.03
30.03
100 Back
34.24
1:04.27
100 Back
1:04.27
4567
Dylan
Esposito
1:04.27
18
B Min
BB: 1:00.59 (+3.68s | 5.7%)
Unattached
04/11/2025
2025 Boys Girls Clubs National Swim Champs
50 Back
30.78
30.78
100 Back
33.49
1:04.27
100 Back
1:04.27
4568
Quintin
Brown
1:04.27
17
B Min
BB: 1:00.59 (+3.68s | 5.7%)
Glacier Peak
02/12/2026
2026 (WIAA) NW District I 4A Boys HS OB
50 Back
31.98
31.98
100 Back
32.29
1:04.27
100 Back
1:04.27
4569
Spencer
Reeder
1:04.28
18
B Min
BB: 1:00.59 (+3.69s | 5.7%)
Barracuda Aquatic Club
11/22/2024
2024 Thanksgiving Invitational Meet USA Obser
50 Back
30.75
30.75
100 Back
33.53
1:04.28
100 Back
1:04.28
4570
David
Molnar
1:04.28
18
B Min
BB: 1:00.59 (+3.69s | 5.7%)
Pacific Swim
12/21/2024
2024 SI Winter Age Group Championships
50 Back
31.45
31.45
100 Back
32.83
1:04.28
100 Back
1:04.28
4571
Jag
Dewit
1:04.28
17
B Min
BB: 1:00.59 (+3.69s | 5.7%)
Dart Swimming
11/12/2022
2022 Santa Clara Vs DART SC Dual Meet
50 Back
31.21
31.21
100 Back
33.07
1:04.28
100 Back
1:04.28
4572
Colin
Schenk
1:04.28
17
B Min
BB: 1:00.59 (+3.69s | 5.7%)
Hartsville YMCA Hammerheads
03/19/2026
2026 USRY Short Course Champs
50 Back
31.90
31.90
100 Back
32.38
1:04.28
100 Back
1:04.28
4573
Maddox
Lamothe
1:04.29
17
B Min
BB: 1:00.59 (+3.70s | 5.8%)
Royal Swimming
11/22/2025
2025 Royal Fall Cup
50 Back
30.92
30.92
100 Back
33.37
1:04.29
100 Back
1:04.29
4574
Brooks
Batia
1:04.29
17
B Min
BB: 1:00.59 (+3.70s | 5.8%)
Highlander Aquatic Club
09/28/2024
2024 Elizabeth Kazeck Fall Sprint
50 Back
30.34
30.34
100 Back
33.95
1:04.29
100 Back
1:04.29
4575
Nolan
Hondorf
1:04.29
17
B Min
BB: 1:00.59 (+3.70s | 5.8%)
Naval Academy Aquatic Club
12/07/2023
2023 East Coast WinterFest
50 Back
31.10
31.10
100 Back
33.19
1:04.29
100 Back
1:04.29
4576
Ethan
Michel
1:04.29
17
B Min
BB: 1:00.59 (+3.70s | 5.8%)
Mecklenburg Swim Association
03/20/2026
2026 STAR Tar Heel States
50 Back
30.94
30.94
100 Back
33.35
1:04.29
100 Back
1:04.29
4577
Nicholas
Ceballos
1:04.30
17
B Min
BB: 1:00.59 (+3.71s | 5.8%)
Tampa Elite Aquatics
02/20/2026
Bay Area Spring Championships
50 Back
31.30
31.30
100 Back
33.00
1:04.30
100 Back
1:04.30
4578
Jack
Scheifele
1:04.30
18
B Min
BB: 1:00.59 (+3.71s | 5.8%)
Nation\\\\\\'s Capital Swim Club
11/30/2023
2023 RAYS Nutcracker Classic
4579
Austin
Poole
1:04.31
18
B Min
BB: 1:00.59 (+3.72s | 5.8%)
Tac Titans
10/08/2022
2022 TAC VsTIDE Vs NCAP Duel
50 Back
31.78
31.78
100 Back
32.53
1:04.31
100 Back
1:04.31
4580
Vincent
Cao
1:04.31
17
B Min
BB: 1:00.59 (+3.72s | 5.8%)
Nitro Swimming
10/25/2024
2024 ST TXLA 11 Over Fall Kick Off
50 Back
30.93
30.93
100 Back
33.38
1:04.31
100 Back
1:04.31
4581
Dane
Taylor
1:04.31
17
B Min
BB: 1:00.59 (+3.72s | 5.8%)
Boulder Swim Team
09/29/2024
2024 CO BLDR Vs RIP Dual
4582
Ian
Baxter
1:04.31
17
B Min
BB: 1:00.59 (+3.72s | 5.8%)
Rockets Swimming
02/28/2026
Spring Area 6 Championships 2026
50 Back
30.77
30.77
100 Back
33.54
1:04.31
100 Back
1:04.31
4583
Gabriel
Nichols
1:04.31
17
B Min
BB: 1:00.59 (+3.72s | 5.8%)
Highbridge Aquatics
12/05/2025
2025 Holiday Classic
50 Back
32.07
32.07
100 Back
32.24
1:04.31
100 Back
1:04.31
4584
Jack
Glidewell
1:04.32
17
B Min
BB: 1:00.59 (+3.73s | 5.8%)
Swim Birmingham YMCA
11/07/2025
2025 SE BSL Cranberry Classic
50 Back
30.68
30.68
100 Back
33.64
1:04.32
100 Back
1:04.32
4585
Ari
Ozdogan
1:04.32
18
B Min
BB: 1:00.59 (+3.73s | 5.8%)
Team Eugene Aquatics
01/04/2025
2025 CAT Short Course Open
4586
Isaac
Snaza
1:04.32
18
B Min
BB: 1:00.59 (+3.73s | 5.8%)
Piranhas Swim Club
11/02/2024
2024 MN WEST Express Fall Invite
50 Back
32.08
32.08
100 Back
32.24
1:04.32
100 Back
1:04.32
4587
Mitchel
Gray
1:04.32
17
B Min
BB: 1:00.59 (+3.73s | 5.8%)
Tornadoes Swim Team
01/11/2025
2025 HRVST Winter Invitational
50 Back
31.56
31.56
100 Back
32.76
1:04.32
100 Back
1:04.32
4588
Luke
Horton
1:04.33
18
B Min
BB: 1:00.59 (+3.74s | 5.8%)
Alamo Area Aquatic Association
10/24/2025
2025 ST AAAA NS Spooky Splash
50 Back
30.99
30.99
100 Back
33.34
1:04.33
100 Back
1:04.33
4589
Cody
Winn
1:04.33
17
B Min
BB: 1:00.59 (+3.74s | 5.8%)
Naval Academy Aquatic Club
01/20/2023
2023 ISCA National Club Championships
50 Back
31.55
31.55
100 Back
32.78
1:04.33
100 Back
1:04.33
4590
Jack
Perlish
1:04.34
17
B Min
BB: 1:00.59 (+3.75s | 5.8%)
Nation\\\\\\'s Capital Swim Club
03/23/2023
2023 Shamrock Showdown
50 Back
31.34
31.34
100 Back
33.00
1:04.34
100 Back
1:04.34
4591
Hayden
Stewart
1:04.34
17
B Min
BB: 1:00.59 (+3.75s | 5.8%)
Panama City Swim Team
01/31/2025
2025 MAC Crutchfield Invitational
50 Back
30.90
30.90
100 Back
33.44
1:04.34
100 Back
1:04.34
4592
Alexander
Hyman
1:04.35
17
B Min
BB: 1:00.59 (+3.76s | 5.8%)
Central Queens Ym-Ywha
03/27/2026
2026 MR Bronze Championships Central KBM
50 Back
30.86
30.86
100 Back
33.49
1:04.35
100 Back
1:04.35
4593
John
Luisetti
1:04.37
17
B Min
BB: 1:00.59 (+3.78s | 5.9%)
Northern Sierra Swimming
02/17/2023
SRN 14 UN Invitational
50 Back
30.76
30.76
100 Back
33.61
1:04.37
100 Back
1:04.37
4594
Oren
Valle
1:04.37
17
B Min
BB: 1:00.59 (+3.78s | 5.9%)
Pacific Swim
12/21/2024
2024 SI Winter Age Group Championships
50 Back
31.64
31.64
100 Back
32.73
1:04.37
100 Back
1:04.37
4595
Liam
Schell
1:04.38
18
B Min
BB: 1:00.59 (+3.79s | 5.9%)
Edmonds-Woodway
02/14/2025
2025 Northwest District 1 3A Boys HS Champs
50 Back
29.77
29.77
100 Back
34.61
1:04.38
100 Back
1:04.38
4596
Luke
Szody
1:04.38
17
B Min
BB: 1:00.59 (+3.79s | 5.9%)
Tac Titans
03/25/2026
2026 TAC TITANS Tarheel States Meet
50 Back
30.95
30.95
100 Back
33.43
1:04.38
100 Back
1:04.38
4597
Max
Rebro
1:04.38
18
B Min
BB: 1:00.59 (+3.79s | 5.9%)
Piedmont Swim Team
07/05/2024
2024 Redwood Empire Swim League Championship
4598
Aiden
Sorlie
1:04.39
17
B Min
BB: 1:00.59 (+3.80s | 5.9%)
South Metro Storm
02/27/2026
2026 MN STRM Minnesota Regional Championship
50 Back
31.24
31.24
100 Back
33.15
1:04.39
100 Back
1:04.39
4599
John
Soto
1:04.39
17
B Min
BB: 1:00.59 (+3.80s | 5.9%)
Pebble Hills High School
01/23/2026
2026 BD UIL1 6A Championship
4600
Kale
Smith
1:04.39
17
B Min
BB: 1:00.59 (+3.80s | 5.9%)
Macomb Octopus Swim Team
03/07/2026
2026 Lake Erie Regional Meet
50 Back
31.23
31.23
100 Back
33.16
1:04.39
100 Back
1:04.39