1501
Warren
Tan
1:03.99
18
B Min
BB: 1:00.59 (+3.40s | 5.3%)
Quicksilver Swimming
12/14/2024
Zone 1 South Winter Championships
1502
Aidan
Ricenbaw
1:04.00
18
B Min
BB: 1:00.59 (+3.41s | 5.3%)
SlipStream Aquatics
09/14/2025
2025 CO SSA Red Vs Yellow Intra Squad
50 Back
31.67
31.67
100 Back
32.33
1:04.00
100 Back
1:04.00
1503
Evan
Alameddine
1:04.00
18
B Min
BB: 1:00.59 (+3.41s | 5.3%)
South Pasadena Sea Tigers
12/13/2024
2024 CA GWSC SCS WAG
50 Back
31.63
31.63
100 Back
32.37
1:04.00
100 Back
1:04.00
1504
Kingston
Nguyen
1:04.00
17
B Min
BB: 1:00.59 (+3.41s | 5.3%)
Olympia
02/06/2025
2025 WCD 4A Boys HS District Champs
50 Back
30.58
30.58
100 Back
33.42
1:04.00
100 Back
1:04.00
1505
Caleb
O'Donnell
1:04.01
17
B Min
BB: 1:00.59 (+3.42s | 5.3%)
Thunderbird Aquatic Club
01/24/2026
2026 PN BBST Aly Fell Memorial Approved
50 Back
31.13
31.13
100 Back
32.88
1:04.01
100 Back
1:04.01
1506
Anderson
Hardin
1:04.04
17
B Min
BB: 1:00.59 (+3.45s | 5.4%)
Aspire Aquatics of Colorado
11/23/2024
2024 CO CUDA Pentathlon XXXVII
50 Back
30.94
30.94
100 Back
33.10
1:04.04
100 Back
1:04.04
1507
Ethan
Chen
1:04.05
18
B Min
BB: 1:00.59 (+3.46s | 5.4%)
Eastside Aquatic Swim Team
09/27/2025
2025 PN IST Sockeye Sprints
50 Back
31.30
31.30
100 Back
32.75
1:04.05
100 Back
1:04.05
1508
Aiden
Wang
1:04.05
18
B Min
BB: 1:00.59 (+3.46s | 5.4%)
Pleasanton Seahawks
09/23/2023
SR Open SC September 2023
50 Back
31.25
31.25
100 Back
32.80
1:04.05
100 Back
1:04.05
1509
Filip
Dedoevic
1:04.07
18
B Min
BB: 1:00.59 (+3.48s | 5.4%)
Tsm Aquatics
12/10/2021
2021 CA SCAT SCS WAG
50 Back
31.39
31.39
100 Back
32.68
1:04.07
100 Back
1:04.07
1510
Kaven
Tantiga
1:04.07
17
B Min
BB: 1:00.59 (+3.48s | 5.4%)
Trident Swim Club
02/13/2026
2026 SI Presidents Day Senior Classic Copi
50 Back
30.49
30.49
100 Back
33.58
1:04.07
100 Back
1:04.07
1511
Joseph
Kolodgy
1:04.07
18
B Min
BB: 1:00.59 (+3.48s | 5.4%)
Brighton Bullfrogs Swim Club
03/21/2026
2026 CO OB Dick Rush Coaches Invite
50 Back
31.50
31.50
100 Back
32.57
1:04.07
100 Back
1:04.07
1512
Ethan
Bowen
1:04.08
18
B Min
BB: 1:00.59 (+3.49s | 5.4%)
Seattle Metropolitan Aquatic C
10/18/2024
2024 THSC Fall Invitational
50 Back
30.63
30.63
100 Back
33.45
1:04.08
100 Back
1:04.08
1513
Jose
Becerra
1:04.09
17
B Min
BB: 1:00.59 (+3.50s | 5.5%)
Neptune Swimming
11/08/2025
Folsom Classic 2025
50 Back
30.62
30.62
100 Back
33.47
1:04.09
100 Back
1:04.09
1514
Lucas
Tang
1:04.11
17
B Min
BB: 1:00.59 (+3.52s | 5.5%)
Aquazot Swim Club
12/09/2022
2022 CA SCS SCAT WAG Championships
50 Back
31.66
31.66
100 Back
32.45
1:04.11
100 Back
1:04.11
1515
Jonathan
Rivas
1:04.11
17
B Min
BB: 1:00.59 (+3.52s | 5.5%)
Rancho San Dieguito
10/12/2024
2024 SI SBA All Ages B C Meet Oct 12 13
50 Back
32.00
32.00
100 Back
32.11
1:04.11
100 Back
1:04.11
1516
Jiaxing
Zhu
1:04.13
18
B Min
BB: 1:00.59 (+3.54s | 5.5%)
College Area Swim Team
06/07/2025
2025 SI SBA Splash Dash Max Meet
50 Back
30.57
30.57
100 Back
33.56
1:04.13
100 Back
1:04.13
1517
Niklas
Kuusela
1:04.13
17
B Min
BB: 1:00.59 (+3.54s | 5.5%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
31.49
31.49
100 Back
32.64
1:04.13
100 Back
1:04.13
1518
Steven
Olson
1:04.13
17
B Min
BB: 1:00.59 (+3.54s | 5.5%)
Foothills Swim Team
01/16/2026
2026 CO CUDA Classic
50 Back
31.03
31.03
100 Back
33.10
1:04.13
100 Back
1:04.13
1519
Kyle
Robinson
1:04.15
18
B Min
BB: 1:00.59 (+3.56s | 5.5%)
Unattached
11/01/2024
2024 UT HAST Fall Back Bash
50 Back
31.15
31.15
100 Back
33.00
1:04.15
100 Back
1:04.15
1520
William
Dahnke
1:04.16
17
B Min
BB: 1:00.59 (+3.57s | 5.6%)
Yucaipa Swim Team
12/09/2022
2022 CA SCS RAA WAG Championships
50 Back
31.53
31.53
100 Back
32.63
1:04.16
100 Back
1:04.16
1521
Brody
Henning
1:04.17
17
B Min
BB: 1:00.59 (+3.58s | 5.6%)
Excel Aquatics
12/05/2025
2025 Beaman Toyota Meet Of Champs
50 Back
30.31
30.31
100 Back
33.86
1:04.17
100 Back
1:04.17
1522
Liam
Cotter
1:04.17
17
B Min
BB: 1:00.59 (+3.58s | 5.6%)
University Place Aquatic Club
04/26/2025
2025 PN UPAC Mark Olson Invitational
50 Back
30.90
30.90
100 Back
33.27
1:04.17
100 Back
1:04.17
1523
William
Drury
1:04.17
18
B Min
BB: 1:00.59 (+3.58s | 5.6%)
Wasatch Swim Club
02/28/2025
Beehive Finale 2025
50 Back
30.55
30.55
100 Back
33.62
1:04.17
100 Back
1:04.17
1524
Benjamin
Luedtke
1:04.18
18
B Min
BB: 1:00.59 (+3.59s | 5.6%)
Aces Swim Club
02/15/2025
2025 CO Aces Winter Open
50 Back
30.62
30.62
100 Back
33.56
1:04.18
100 Back
1:04.18
1525
Lucas
Blat-Phillips
1:04.18
18
B Min
BB: 1:00.59 (+3.59s | 5.6%)
Wave Aquatics
12/07/2024
2024 PN Fall Divisional, Division 2
50 Back
31.11
31.11
100 Back
33.07
1:04.18
100 Back
1:04.18
1526
Kian
Huff
1:04.19
17
B Min
BB: 1:00.59 (+3.60s | 5.6%)
Aquabear Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
1527
Jarod
Tang
1:04.20
17
B Min
BB: 1:00.59 (+3.61s | 5.6%)
San Ramon Valley Aquatics
12/14/2024
Richard Thorntorn Memorial Meet SCY CBBB+
1528
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
1529
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
1530
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
1531
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
1532
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
1533
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
1534
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
1535
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
1536
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
1537
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
1538
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
1539
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
1540
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
1541
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
1542
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
1543
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
1544
Elam
Estella
1:04.39
18
B Min
BB: 1:00.59 (+3.80s | 5.9%)
Pikes Peak Athletics
10/11/2024
2024 CO PPA Harvest Heats
50 Back
31.11
31.11
100 Back
33.28
1:04.39
100 Back
1:04.39
1545
Jackson
Tobler
1:04.40
18
B Min
BB: 1:00.59 (+3.81s | 5.9%)
Thunder Coast Aquatics
12/06/2025
Neptune Swimming Swim Like The Dickens
50 Back
31.55
31.55
100 Back
32.85
1:04.40
100 Back
1:04.40
1546
Collin
Klein
1:04.42
16
B Min
BB: 1:00.59 (+3.83s | 5.9%)
Liberty
02/13/2026
2026 (WIAA) Sea King Dist II 3A Boys HS OB
50 Back
30.81
30.81
100 Back
33.61
1:04.42
100 Back
1:04.42
1547
Daniel
Yi
1:04.43
18
B Min
BB: 1:00.59 (+3.84s | 6.0%)
COSA Swimming
02/14/2025
2025 CO COSA Valentine Open
50 Back
31.64
31.64
100 Back
32.79
1:04.43
100 Back
1:04.43
1548
Elliot
Aley
1:04.43
18
B Min
BB: 1:00.59 (+3.84s | 6.0%)
Marshfield High School
01/18/2025
Rumbaugh 2025
1549
Elonzo
Santos
1:04.44
18
B Min
BB: 1:00.59 (+3.85s | 6.0%)
La Mirada Armada
11/20/2022
Golden West Senior Invite SC Meet
50 Back
31.47
31.47
100 Back
32.97
1:04.44
100 Back
1:04.44
1550
Carter
Renwick
1:04.45
17
B Min
BB: 1:00.59 (+3.86s | 6.0%)
Sparks Piranhas Swim Team
11/08/2024
2024 NV State Championships
50 Back
31.24
31.24
100 Back
33.21
1:04.45
100 Back
1:04.45