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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
601 Elon Amrani 1:19.25 10 A Min AA: 1:16.09 (+3.16s | 4.0%) Staten Island Aquatics Club 10/10/2025 2025 MR LIE Octoberfest Invitational
50 Back
39.08
39.08
100 Back
40.17
1:19.25
100 Back
1:19.25
602 Harry Gerasim 1:19.25 9 A Min AA: 1:16.09 (+3.16s | 4.0%) Eagle Aquatics 03/05/2026 2026 FG Age Group SCY Championships
50 Back
38.27
38.27
100 Back
40.98
1:19.25
100 Back
1:19.25
603 Rumi Rathmann-Noonan 1:19.29 9 A Min AA: 1:16.09 (+3.20s | 4.0%) Manhattan Makos 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Back
39.40
39.40
100 Back
39.89
1:19.29
100 Back
1:19.29
604 Tanner Langsdale 1:19.29 10 A Min AA: 1:16.09 (+3.20s | 4.0%) York Swim Club of Northern Vir 03/12/2026 2026 PV SC 14 Under Championships Copied
50 Back
38.64
38.64
100 Back
40.65
1:19.29
100 Back
1:19.29
605 Johnny Rudd 1:19.29 10 A Min AA: 1:16.09 (+3.20s | 4.0%) Jupiter Dragons Swim Team 02/20/2026 2026 FG SCY BB Championships (NORTH)
50 Back
37.06
37.06
100 Back
42.23
1:19.29
100 Back
1:19.29
606 Theodore Lahre 1:19.30 9 A Min AA: 1:16.09 (+3.21s | 4.0%) Bgc-N. Westchester Marlins 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Back
37.32
37.32
100 Back
41.98
1:19.30
100 Back
1:19.30
607 Jack Flesuras 1:19.31 10 A Min AA: 1:16.09 (+3.22s | 4.1%) Southridge 02/14/2025 2025 OR HS 6a 2
50 Back
38.83
38.83
100 Back
40.48
1:19.31
100 Back
1:19.31
608 Samuel Wacek 1:19.33 10 A Min AA: 1:16.09 (+3.24s | 4.1%) Alexandria Swim Club 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
38.91
38.91
100 Back
40.42
1:19.33
100 Back
1:19.33
609 Graeme Gorsche 1:19.33 10 A Min AA: 1:16.09 (+3.24s | 4.1%) Los Angeles Swim Club 12/12/2025 2025 CA SCS RAA WAG
50 Back
38.79
38.79
100 Back
40.54
1:19.33
100 Back
1:19.33
610 Jake Stanwix 1:19.34 10 A Min AA: 1:16.09 (+3.25s | 4.1%) Nova of Virginia 03/12/2026 2026 Virginia Swimming SC Age Group Champions
50 Back
38.81
38.81
100 Back
40.53
1:19.34
100 Back
1:19.34
611 Leo Lafferty 1:19.36 10 A Min AA: 1:16.09 (+3.27s | 4.1%) Westlake Aquatic Facility 02/13/2026 2026 ST HPAC STX Champs South
50 Back
39.10
39.10
100 Back
40.26
1:19.36
100 Back
1:19.36
612 Nan-Yi Yeh 1:19.36 10 A Min AA: 1:16.09 (+3.27s | 4.1%) Marlins Of Raleigh 03/25/2026 2026 TAC TITANS Tarheel States Meet
50 Back
38.20
38.20
100 Back
41.16
1:19.36
100 Back
1:19.36
613 Tyrus Lu 1:19.38 10 A Min AA: 1:16.09 (+3.29s | 4.1%) Tac Titans 02/26/2026 2026 NCS SC AG CHAMPS
50 Back
38.79
38.79
100 Back
40.59
1:19.38
100 Back
1:19.38
614 Mason Lam 1:19.39 9 A Min AA: 1:16.09 (+3.30s | 4.2%) Eagle Swim Team Inc. 02/14/2026 EST Vs NAAC Dual Meet
50 Back
38.86
38.86
100 Back
40.53
1:19.39
100 Back
1:19.39
615 Jackson Keen 1:19.41 10 A Min AA: 1:16.09 (+3.32s | 4.2%) Dynamo Swim Club 03/06/2026 Speedo Southern Premier
50 Back
38.24
38.24
100 Back
41.17
1:19.41
100 Back
1:19.41
616 Theo Ream 1:19.42 10 A Min AA: 1:16.09 (+3.33s | 4.2%) SwimMAC Carolina 02/26/2026 2026 NCS SC AG CHAMPS
50 Back
38.85
38.85
100 Back
40.57
1:19.42
100 Back
1:19.42
617 Lawson Kroon 1:19.43 10 A Min AA: 1:16.09 (+3.34s | 4.2%) Pierre Swim Team 01/30/2026 2026 SD Capital City Qualifier
50 Back
38.84
38.84
100 Back
40.59
1:19.43
100 Back
1:19.43
618 Mason Petrocelli 1:19.45 10 A Min AA: 1:16.09 (+3.36s | 4.2%) Team Suffolk 10/25/2025 2025 MR LIAC Chappy S Invitational
50 Back
38.31
38.31
100 Back
41.14
1:19.45
100 Back
1:19.45
619 Ilan Rattner 1:19.45 9 A Min AA: 1:16.09 (+3.36s | 4.2%) Sunnyvale Swim Club 03/28/2026 LAMV C B A+ Meet
50 Back
38.48
38.48
100 Back
40.97
1:19.45
100 Back
1:19.45
620 Nolan Lucariello 1:19.48 10 A Min AA: 1:16.09 (+3.39s | 4.3%) Prince William Swim Club 01/23/2026 2026 USAS IMX Games
50 Back
38.88
38.88
100 Back
40.60
1:19.48
100 Back
1:19.48
621 Tatsumasa Sekine 1:19.49 9 A Min AA: 1:16.09 (+3.40s | 4.3%) Santa Clara Swim Club 03/28/2026 Swim South Bay
622 Joseph Chung 1:19.49 10 A Min AA: 1:16.09 (+3.40s | 4.3%) SwimMAC Carolina 03/20/2026 2026 SwimRVA Clover Cup
50 Back
38.86
38.86
100 Back
40.63
1:19.49
100 Back
1:19.49
623 Axton Santiago 1:19.50 10 A Min AA: 1:16.09 (+3.41s | 4.3%) Pearl City Aquatics 02/26/2026 2026 HI Hawaiian Swimming SCY AGChamps
50 Back
38.31
38.31
100 Back
41.19
1:19.50
100 Back
1:19.50
624 Savelii Dorofieiev 1:19.50 10 A Min AA: 1:16.09 (+3.41s | 4.3%) Saint Petersburg Aquatics 02/27/2026 2026 Spring Area 3 Championships
50 Back
39.19
39.19
100 Back
40.31
1:19.50
100 Back
1:19.50
625 Dean Deliessche 1:19.50 10 A Min AA: 1:16.09 (+3.41s | 4.3%) Trident Aquatic Club 02/20/2026 2026 MR Metro Silver Central Champs WEST
50 Back
37.65
37.65
100 Back
41.85
1:19.50
100 Back
1:19.50
626 Jayden Lu 1:19.52 9 A Min AA: 1:16.09 (+3.43s | 4.3%) Charles River Aquatics 07/30/2026 2026 NE CRA Prelim Final SCY Meet
50 Back
38.63
38.63
100 Back
40.89
1:19.52
100 Back
1:19.52
627 Theodore Chan 1:19.53 9 A Min AA: 1:16.09 (+3.44s | 4.3%) Long Island Express 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Back
38.96
38.96
100 Back
40.57
1:19.53
100 Back
1:19.53
628 Bennett Meusel 1:19.54 10 A Min AA: 1:16.09 (+3.45s | 4.3%) South East Metro Sharks 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
39.51
39.51
100 Back
40.03
1:19.54
100 Back
1:19.54
629 Callan Burke 1:19.54 10 A Min AA: 1:16.09 (+3.45s | 4.3%) Crimson Aquatics 07/30/2026 2026 NE CRA Prelim Final SCY Meet
50 Back
38.70
38.70
100 Back
40.84
1:19.54
100 Back
1:19.54
630 Drexton Dorvil 1:19.56 10 A Min AA: 1:16.09 (+3.47s | 4.4%) Southwest Stars Swim Club 03/05/2026 2026 Florida Swimming FLAGS NORTH
50 Back
38.31
38.31
100 Back
41.25
1:19.56
100 Back
1:19.56
631 Mason Pitts 1:19.59 9 A Min AA: 1:16.09 (+3.50s | 4.4%) Kelso 01/10/2026 2026 Kentridge High School Invitational Obse
50 Back
39.13
39.13
100 Back
40.46
1:19.59
100 Back
1:19.59
632 Wesley Ho 1:19.60 10 BB Min A: 1:19.59 (+0.01s | 0.0%) Aspire Aquatics of Colorado 02/27/2026 2026 CO CSI SC Age Group Championships
50 Back
39.53
39.53
50 Back
39.53
100 Back
40.07
1:19.60
50 Back
40.07
633 Carson Lee 1:19.63 10 BB Min A: 1:19.59 (+0.04s | 0.1%) Condors Swim Club 03/07/2026 2026 MR Metro 8 Under Championships
50 Back
38.99
38.99
100 Back
40.64
1:19.63
100 Back
1:19.63
634 Isaac Baptiste 1:19.65 10 BB Min A: 1:19.59 (+0.06s | 0.1%) Prince George\\\\\\'s Parks and Recr 01/17/2026 PVS January Open 2026 Fairland
50 Back
37.60
37.60
100 Back
42.05
1:19.65
100 Back
1:19.65
635 Paxton Allsman 1:19.66 10 BB Min A: 1:19.59 (+0.07s | 0.1%) Lincoln Select Swimming 02/20/2026 2026 MW Midwestern Age Group Short Course
50 Back
38.93
38.93
100 Back
40.73
1:19.66
100 Back
1:19.66
636 Stanley Kang 1:19.66 10 BB Min A: 1:19.59 (+0.07s | 0.1%) Long Island Aquatic Club 02/20/2026 2026 MR Silvers Championship South HAUP
50 Back
38.39
38.39
100 Back
41.27
1:19.66
100 Back
1:19.66
637 Nathan Zammit 1:19.66 10 BB Min A: 1:19.59 (+0.07s | 0.1%) Atlantis Swimming 01/16/2026 2026 Odd Age Classic
50 Back
38.31
38.31
100 Back
41.35
1:19.66
100 Back
1:19.66
638 Daniel Guo 1:19.66 10 BB Min A: 1:19.59 (+0.07s | 0.1%) Riptide Swim Team 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
38.61
38.61
100 Back
41.05
1:19.66
100 Back
1:19.66
639 Graham Lardo 1:19.66 10 BB Min A: 1:19.59 (+0.07s | 0.1%) Club Wolverine 03/07/2026 2026 Lake Ontario Regional Meet
50 Back
39.60
39.60
100 Back
40.06
1:19.66
100 Back
1:19.66
640 Jozua Sugianto 1:19.67 10 BB Min A: 1:19.59 (+0.08s | 0.1%) California Dolphins Swim Team 02/21/2026 Pacific Swimming 10 U SCY Championship
641 Eddy Qian 1:19.67 10 BB Min A: 1:19.59 (+0.08s | 0.1%) Arctic Aquatics 01/09/2026 2026 NE CRA New Year Distance And Specialty
50 Back
39.14
39.14
100 Back
40.53
1:19.67
100 Back
1:19.67
642 Paxton Coggins 1:19.67 9 BB Min A: 1:19.59 (+0.08s | 0.1%) Y-Spartaquatics Swim Club 03/06/2026 Speedo Southern Premier
50 Back
38.15
38.15
100 Back
41.52
1:19.67
100 Back
1:19.67
643 Kyle Wang 1:19.70 10 BB Min A: 1:19.59 (+0.11s | 0.1%) Freedom Aquatics 01/23/2026 2026 USAS IMX Games
50 Back
38.80
38.80
100 Back
40.90
1:19.70
100 Back
1:19.70
644 Elliott Gretarsson 1:19.72 10 BB Min A: 1:19.59 (+0.13s | 0.2%) Nu Wave Swim Club 03/06/2026 Speedo Southern Premier
50 Back
38.70
38.70
100 Back
41.02
1:19.72
100 Back
1:19.72
645 Liam Sandstrom 1:19.74 8 BB Min A: 1:19.59 (+0.15s | 0.2%) Rockville Montgomery Swim Club 02/20/2026 2026 RMSC February Invitational
50 Back
38.48
38.48
100 Back
41.26
1:19.74
100 Back
1:19.74
646 Owen Eckhardt 1:19.77 10 BB Min A: 1:19.59 (+0.18s | 0.2%) Anglerfish Aquatics 02/13/2026 2026 NE SAC 10 Under Champs
50 Back
39.87
39.87
100 Back
39.90
1:19.77
100 Back
1:19.77
647 John Piracci 1:19.77 10 BB Min A: 1:19.59 (+0.18s | 0.2%) SwimRVA 03/20/2026 2026 SwimRVA Clover Cup
50 Back
39.05
39.05
100 Back
40.72
1:19.77
100 Back
1:19.77
648 Qifan Gong 1:19.78 9 BB Min A: 1:19.59 (+0.19s | 0.2%) Bellevue Club Swim Team 03/28/2026 2026 PN Spring Showdown, Div1 Approved
50 Back
38.74
38.74
100 Back
41.04
1:19.78
100 Back
1:19.78
649 Jack Herron 1:19.78 10 BB Min A: 1:19.59 (+0.19s | 0.2%) Hydra Aquatics 03/12/2026 2026 OH SC Junior Championships
50 Back
39.11
39.11
100 Back
40.67
1:19.78
100 Back
1:19.78
650 Ashton VanKeulen 1:19.78 10 BB Min A: 1:19.59 (+0.19s | 0.2%) Sioux Falls Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
39.51
39.51
100 Back
40.27
1:19.78
100 Back
1:19.78

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.