USA Boys 10 & under - 100 Y Back

These rankings show the swimmers' placement within the United States.
They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.

Swimmer Rankings

Ranking Name Time Age Standard to Next Standard Team Date Meet
4401 Sterling McCraw 1:43.64 10 B: 1:40.69 (+2.95s | 2.8%) City of Mobile Swim Associatio 10/04/2025 2025 CMSA Vance Rose Invitational
50 Back
50.46
50.46
100 Back
53.18
1:43.64
100 Back
1:43.64
4402 Tyler Zibell 1:43.66 10 B: 1:40.69 (+2.97s | 2.9%) Gilroy Gators Swim Team 11/14/2025 2025 Santa Clara Swim Club SC CBA Meet
50 Back
51.99
51.99
100 Back
51.67
1:43.66
100 Back
1:43.66
4403 Reed Song 1:43.66 9 B: 1:40.69 (+2.97s | 2.9%) Columbia Aquatics Association 01/03/2026 2026 ASTS Invitational
50 Back
50.03
50.03
100 Back
53.63
1:43.66
100 Back
1:43.66
4404 George Piacentini 1:43.69 9 B: 1:40.69 (+3.00s | 2.9%) Nova of Virginia 01/09/2026 NOVA New Year S Kick Off
50 Back
51.15
51.15
100 Back
52.54
1:43.69
100 Back
1:43.69
4405 Archer Thangaratnam 1:43.70 9 B: 1:40.69 (+3.01s | 2.9%) Sandpipers of Nevada 07/11/2025 July 2025 Rock The Blocks
50 Back
49.36
49.36
100 Back
54.34
1:43.70
100 Back
1:43.70
4406 Ryan Du 1:43.71 8 B: 1:40.69 (+3.02s | 2.9%) First Colony Swim Team, Inc. 12/20/2024 2024 Gulf Fall Champs (ESCA AMBU)
50 Back
49.64
49.64
100 Back
54.07
1:43.71
100 Back
1:43.71
4407 Neal Beesam 1:43.71 9 B: 1:40.69 (+3.02s | 2.9%) Fairfax Foxes Swimming 01/17/2026 2026 PV January Open Audrey Moore
50 Back
49.48
49.48
100 Back
54.23
1:43.71
100 Back
1:43.71
4408 Leo Calogredes 1:43.71 9 B: 1:40.69 (+3.02s | 2.9%) Farmingdale Aquatics 11/21/2025 2025 MR FA Patriot Games Invitational
50 Back
48.83
48.83
100 Back
54.88
1:43.71
100 Back
1:43.71
4409 Jonathan Moore 1:43.72 9 B: 1:40.69 (+3.03s | 2.9%) Accokeek Stroke Technique Swim 11/22/2025 20205 Odd Ball Challenge
4410 Mindao Zhu 1:43.72 9 B: 1:40.69 (+3.03s | 2.9%) Piranhas YMCA of the Suncoast 10/10/2025 WFLA Halloween Invitational
50 Back
48.05
48.05
100 Back
55.67
1:43.72
100 Back
1:43.72
4411 Owen Cook 1:43.72 9 B: 1:40.69 (+3.03s | 2.9%) South Central Swimming 02/07/2026 2026 Grand Rapids Open
50 Back
50.41
50.41
100 Back
53.31
1:43.72
100 Back
1:43.72
4412 Luke Brownewell 1:43.74 8 B: 1:40.69 (+3.05s | 2.9%) Unattached 06/14/2024 2024 CZ Multi Cultural Meet
50 Back
49.24
49.24
100 Back
54.50
1:43.74
100 Back
1:43.74
4413 Daniel Bizyayev 1:43.75 9 B: 1:40.69 (+3.06s | 2.9%) Unattached 04/11/2025 2025 Boys Girls Clubs National Swim Champs
50 Back
48.76
48.76
100 Back
54.99
1:43.75
100 Back
1:43.75
4414 Kepler Ring 1:43.75 9 B: 1:40.69 (+3.06s | 2.9%) Palo Alto Stanford Aquatics 10/25/2025 TYR BAC SPOOKY FALL CLASSIC
4415 John Calhoun 1:43.75 7 B: 1:40.69 (+3.06s | 2.9%) Nova of Virginia 02/10/2024 Central District 8 Under Championship Meet
50 Back
52.80
52.80
100 Back
50.95
1:43.75
100 Back
1:43.75
4416 Bodhi Etchells 1:43.75 9 B: 1:40.69 (+3.06s | 2.9%) Issaquah Swim Team 10/18/2025 2025 PN IST Fall Open
50 Back
49.81
49.81
100 Back
53.94
1:43.75
100 Back
1:43.75
4417 Julian Gardner 1:43.77 10 B: 1:40.69 (+3.08s | 3.0%) Metro Surge Aquatic Club 01/17/2026 PVS January Open 2026 Fairland
4418 Calvin Smith 1:43.77 8 B: 1:40.69 (+3.08s | 3.0%) Tac Titans 01/16/2026 2026 Vector Security Polar Plunge Meet
4419 Everett Keyler 1:43.78 8 B: 1:40.69 (+3.09s | 3.0%) Wright County Wave Swim Club 11/23/2025 2025 MN WAVE Tidal Wave Invite
50 Back
51.62
51.62
100 Back
52.16
1:43.78
100 Back
1:43.78
4420 Henry Becker 1:43.79 10 B: 1:40.69 (+3.10s | 3.0%) Mendocino Coast Sea Dragons 09/20/2025 WANV CBA+ Endless Summer Meet
4421 Simi Larson 1:43.79 9 B: 1:40.69 (+3.10s | 3.0%) Gunnison Stingrays 06/13/2025 2025 CO Gunnison Invitational
50 Back
49.74
49.74
100 Back
54.05
1:43.79
100 Back
1:43.79
4422 Robert Geisser 1:43.80 9 B: 1:40.69 (+3.11s | 3.0%) Unattached 04/11/2025 2025 Boys Girls Clubs National Swim Champs
4423 Jose Vasconcellos 1:43.80 10 B: 1:40.69 (+3.11s | 3.0%) Alamo Area Aquatic Association 10/18/2025 2025 ST SRG SCY Surgetoberfest
50 Back
49.58
49.58
100 Back
54.22
1:43.80
100 Back
1:43.80
4424 Matias Yusunguaira 1:43.81 10 B: 1:40.69 (+3.12s | 3.0%) Pipeline Swimming 01/17/2026 2026 GOAT TYR Team Challenge And SYOA
50 Back
49.28
49.28
100 Back
54.53
1:43.81
100 Back
1:43.81
4425 Sean McKenna 1:43.83 10 B: 1:40.69 (+3.14s | 3.0%) SwimMAC Carolina 12/05/2025 2025 NC SwimMAC December Invite
50 Back
50.43
50.43
100 Back
53.40
1:43.83
100 Back
1:43.83
4426 Wyatt Zavala 1:43.83 9 B: 1:40.69 (+3.14s | 3.0%) Tuna Swim Club 01/24/2026 2026 MN Tuna Frozen Festival
50 Back
50.69
50.69
100 Back
53.14
1:43.83
100 Back
1:43.83
4427 Jaxon Botz 1:43.84 10 B: 1:40.69 (+3.15s | 3.0%) Long Island Aquatic Club 10/04/2025 2025 MR LIAC Fast Fall Invitational
50 Back
51.82
51.82
100 Back
52.02
1:43.84
100 Back
1:43.84
4428 Flynn Erickson 1:43.84 7 B: 1:40.69 (+3.15s | 3.0%) Watertown Area Swim Club 02/06/2026 2026 Qualifying Meet
50 Back
47.53
47.53
100 Back
56.31
1:43.84
100 Back
1:43.84
4429 Andrew Xu 1:43.84 8 B: 1:40.69 (+3.15s | 3.0%) Wasatch Front Fish Market 10/15/2025 WFFM October Developmental
4430 Parker Kupcik 1:43.84 10 B: 1:40.69 (+3.15s | 3.0%) Piranhas YMCA of the Suncoast 11/21/2025 SPA PYP NOVEMBER 2025
50 Back
50.04
50.04
100 Back
53.80
1:43.84
100 Back
1:43.84
4431 Nathan Zhang 1:43.87 10 B: 1:40.69 (+3.18s | 3.1%) 92ny Flying Dolphins 12/11/2025 2025 NE SHAWMUT Candy Cane Classic
50 Back
48.21
48.21
100 Back
55.66
1:43.87
100 Back
1:43.87
4432 Colin Doherty 1:43.87 10 B: 1:40.69 (+3.18s | 3.1%) Huntsville Swim Association 12/05/2025 2025 Holiday Classic
50 Back
52.28
52.28
100 Back
51.59
1:43.87
100 Back
1:43.87
4433 Casey Unhavaithaya 1:43.91 11 B: 1:40.69 (+3.22s | 3.1%) Tiburon Swim Club 02/07/2026 2026 NE RAYS Love A Last Chance Specialty
4434 Liam Newcomb 1:43.91 9 B: 1:40.69 (+3.22s | 3.1%) Premier Aquatics Club of Klein 02/21/2025 2025 Gulf 12 Under Champs (PACK)
50 Back
50.33
50.33
100 Back
53.58
1:43.91
100 Back
1:43.91
4435 Harrison Tian 1:43.91 9 B: 1:40.69 (+3.22s | 3.1%) San Ramon Valley Aquatics 10/18/2025 PC SRVA SCY B BB+ Meet
4436 Carter Lohser 1:43.92 8 B: 1:40.69 (+3.23s | 3.1%) T2 Aquatics 12/04/2025 RAFC Winter Classic
50 Back
48.36
48.36
100 Back
55.56
1:43.92
100 Back
1:43.92
4437 Alex Wang 1:43.92 10 B: 1:40.69 (+3.23s | 3.1%) Rockville Montgomery Swim Club 01/16/2026 2026 RMSC January Intrasquad Meet
50 Back
49.58
49.58
100 Back
54.34
1:43.92
100 Back
1:43.92
4438 Noah Hunter 1:43.92 9 B: 1:40.69 (+3.23s | 3.1%) Quicksilver Swimming 10/11/2025 QSS Santa Cruz Competenicia C B A+
4439 Anthony Atorin 1:43.93 9 B: 1:40.69 (+3.24s | 3.1%) Aquaracers Swim Club 12/05/2025 2025 MR NYS Holiday Classic Trials Finals
50 Back
51.13
51.13
100 Back
52.80
1:43.93
100 Back
1:43.93
4440 Arjun Raghavendran 1:43.94 9 B: 1:40.69 (+3.25s | 3.1%) California Dolphins Swim Team 10/18/2025 PC CDST SC C B BB+
4441 Avyan Sobti 1:43.94 8 B: 1:40.69 (+3.25s | 3.1%) Ridgewood YMCA Breakers Swim T 10/10/2025 2025 MR COND October Fall Festival
50 Back
49.21
49.21
100 Back
54.73
1:43.94
100 Back
1:43.94
4442 Matthew Li 1:43.95 9 B: 1:40.69 (+3.26s | 3.1%) Long Island Aquatic Club 01/30/2026 2026 MR SSC Polar Bear Plunge
50 Back
49.51
49.51
100 Back
54.44
1:43.95
100 Back
1:43.95
4443 Aedan Wilson 1:43.95 9 B: 1:40.69 (+3.26s | 3.1%) Crimson Aquatics 10/17/2025 2025 NE CRIM OCTOBER TEAM SPECIALTY W DIST
50 Back
50.49
50.49
100 Back
53.46
1:43.95
100 Back
1:43.95
4444 Jeremiah Veloso 1:43.96 9 B: 1:40.69 (+3.27s | 3.1%) Swim Streamline at Northampton 12/20/2024 2024 Gulf Fall Champs (TASC)
50 Back
50.88
50.88
100 Back
53.08
1:43.96
100 Back
1:43.96
4445 Eric Viana 1:43.98 9 B: 1:40.69 (+3.29s | 3.2%) Stingrays Swim Team 12/04/2025 2025 RAYS Nutcracker Classic Copied
50 Back
49.71
49.71
100 Back
54.27
1:43.98
100 Back
1:43.98
4446 Harry Huynh 1:43.99 10 B: 1:40.69 (+3.30s | 3.2%) Sunnyvale Swim Club 02/07/2026 PASA CBA+ SCY Meet Feb 2026
4447 Aiden Guinto 1:44.00 10 B: 1:40.69 (+3.31s | 3.2%) Germantown Swim Team 01/16/2026 2026 Gabrielle Rose Tiger Classic
50 Back
49.52
49.52
100 Back
54.48
1:44.00
100 Back
1:44.00
4448 Brecken Schaffer 1:44.00 10 B: 1:40.69 (+3.31s | 3.2%) Lincoln Select Swimming 11/22/2025 2025 MW HLA Goggle Gobble
50 Back
50.58
50.58
100 Back
53.42
1:44.00
100 Back
1:44.00
4449 Justice Twum 1:44.00 10 B: 1:40.69 (+3.31s | 3.2%) Stingrays Swim Team 12/04/2025 2025 RAYS Nutcracker Classic Copied
4450 Wilson Zhou 1:44.02 10 B: 1:40.69 (+3.33s | 3.2%) South San Francisco Aquatics 11/14/2025 PSL Pumpkin Spice Lovers 25 129

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.