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USA Boys 10 & under - 100 Y Breast

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
451 Isaac Kalsbeek 1:27.18 10 B Min BB: 1:25.49 (+1.69s | 1.9%) New Wave Swim Team 02/26/2026 2026 NCS SC AG CHAMPS
50 Breast
41.98
41.98
100 Breast
45.20
1:27.18
100 Breast
1:27.18
452 Jaden Zhao 1:27.19 10 A Min AA: 1:26.59 (+0.60s | 0.7%) Jersey Flyers Aquatic Club 02/06/2026 2026 MR COND Last Chance Invitational
50 Breast
42.74
42.74
100 Breast
44.45
1:27.19
100 Breast
1:27.19
453 Jack Nayar 1:27.19 10 A Min AA: 1:26.59 (+0.60s | 0.7%) Long Island Aquatic Club 10/25/2025 2025 MR LIAC Chappy S Invitational
50 Breast
40.35
40.35
100 Breast
46.84
1:27.19
100 Breast
1:27.19
454 Calvin Higgs 1:27.24 10 A Min AA: 1:26.59 (+0.65s | 0.7%) Nitro Swimming 01/16/2026 2026 ST NTRO Winter Prelim Final Invite
50 Breast
41.04
41.04
100 Breast
46.20
1:27.24
100 Breast
1:27.24
455 Timur Kochmar 1:27.24 9 A Min AA: 1:26.59 (+0.65s | 0.7%) SwimRight Team 03/05/2026 2026 FG Age Group SCY Championships
50 Breast
40.81
40.81
100 Breast
46.43
1:27.24
100 Breast
1:27.24
456 Leonardo Henn 1:27.25 10 A Min AA: 1:26.59 (+0.66s | 0.8%) Eagles Swim Club 03/05/2026 2026 FG Age Group SCY Championships
50 Breast
42.32
42.32
100 Breast
44.93
1:27.25
100 Breast
1:27.25
457 Bilal Jarocuhe 1:27.26 9 A Min AA: 1:26.59 (+0.67s | 0.8%) Dearborn Fordson 02/26/2026 2026 KLAA B Conference Swim Meet
50 Breast
41.14
41.14
100 Breast
46.12
1:27.26
100 Breast
1:27.26
458 Yangyang Xu 1:27.28 10 A Min AA: 1:26.59 (+0.69s | 0.8%) Pacific Dragons Swim Team 03/19/2026 2026 Northwest Region AG Champs Approved
50 Breast
41.42
41.42
100 Breast
45.86
1:27.28
100 Breast
1:27.28
459 Arick Eisler 1:27.31 9 A Min AA: 1:26.59 (+0.72s | 0.8%) Tac Titans 01/16/2026 2026 Vector Security Polar Plunge Meet
50 Breast
42.21
42.21
100 Breast
45.10
1:27.31
100 Breast
1:27.31
460 Stanley Kang 1:27.42 10 A Min AA: 1:26.59 (+0.83s | 0.9%) Long Island Aquatic Club 11/21/2025 2025 MR LIAC Thanksgiving Invite
50 Breast
41.81
41.81
100 Breast
45.61
1:27.42
100 Breast
1:27.42
461 Dashel Dean 1:27.50 10 A Min AA: 1:26.59 (+0.91s | 1.0%) Occoquan Swimming 12/11/2025 2025 East Coast WinterFest
50 Breast
43.34
43.34
100 Breast
44.16
1:27.50
100 Breast
1:27.50
462 Allister Georgiou 1:27.51 10 A Min AA: 1:26.59 (+0.92s | 1.1%) McGrath Marlins Swim Team 03/06/2026 2026 SI 14U AGE GRP CHAMPIONSHIPS
50 Breast
40.77
40.77
100 Breast
46.74
1:27.51
100 Breast
1:27.51
463 Jack Baker 1:27.56 8 A Min AA: 1:26.59 (+0.97s | 1.1%) Egra Waves 03/14/2026 2026 SCY 10 Under Championship Meet
50 Breast
42.12
42.12
100 Breast
45.44
1:27.56
100 Breast
1:27.56
464 Willis Wei 1:27.58 9 A Min AA: 1:26.59 (+0.99s | 1.1%) Rockville Montgomery Swim Club 01/23/2026 2026 USAS IMX Games
50 Breast
42.80
42.80
100 Breast
44.78
1:27.58
100 Breast
1:27.58
465 Peter Chatzopoulos 1:27.59 10 A Min AA: 1:26.59 (+1.00s | 1.1%) Royal Swimming 03/14/2026 2026 SCY 10 Under Championship Meet
50 Breast
41.52
41.52
100 Breast
46.07
1:27.59
100 Breast
1:27.59
466 Osvalt Weng Brouard 1:27.62 10 A Min AA: 1:26.59 (+1.03s | 1.2%) Long Island Aquatic Club 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Breast
42.39
42.39
100 Breast
45.23
1:27.62
100 Breast
1:27.62
467 Ethan Liang 1:27.62 8 A Min AA: 1:26.59 (+1.03s | 1.2%) Xtreme Swim Club 03/13/2026 2026 NE INST NE Cup
50 Breast
41.93
41.93
100 Breast
45.69
1:27.62
100 Breast
1:27.62
468 Axton Santiago 1:27.62 10 A Min AA: 1:26.59 (+1.03s | 1.2%) Pearl City Aquatics 02/26/2026 2026 HI Hawaiian Swimming SCY AGChamps
50 Breast
41.05
41.05
100 Breast
46.57
1:27.62
100 Breast
1:27.62
469 YuBo Wang 1:27.62 10 A Min AA: 1:26.59 (+1.03s | 1.2%) Laker Swim 07/25/2026 2026 FL Summer Area 2 Championships Working
50 Breast
40.78
40.78
100 Breast
46.84
1:27.62
100 Breast
1:27.62
470 Misha Bolton 1:27.66 10 A Min AA: 1:26.59 (+1.07s | 1.2%) Royal Swim Team 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Breast
41.13
41.13
100 Breast
46.53
1:27.66
100 Breast
1:27.66
471 Blake Wojcicki 1:27.67 9 A Min AA: 1:26.59 (+1.08s | 1.2%) Clearfireld Cuda Aquatic Team 02/13/2026 2026 OR HS 6A 4
50 Breast
40.21
40.21
100 Breast
47.46
1:27.67
100 Breast
1:27.67
472 Vihaan Pothuneedi 1:27.69 10 A Min AA: 1:26.59 (+1.10s | 1.3%) Staten Island Aquatics Club 01/16/2026 2026 MR LIE Winterfest Invitational
50 Breast
41.05
41.05
100 Breast
46.64
1:27.69
100 Breast
1:27.69
473 Benjamin Hankinson 1:27.75 9 A Min AA: 1:26.59 (+1.16s | 1.3%) Jupiter Dragons Swim Team 01/24/2026 2026 TCA Winter Open
50 Breast
41.99
41.99
100 Breast
45.76
1:27.75
100 Breast
1:27.75
474 Alan Su 1:27.75 10 A Min AA: 1:26.59 (+1.16s | 1.3%) Stamford Sailfish Aquatic Club 12/11/2025 2025 NE CRA Winter Invitational
50 Breast
40.49
40.49
100 Breast
47.26
1:27.75
100 Breast
1:27.75
475 Luke Watkins 1:27.80 10 A Min AA: 1:26.59 (+1.21s | 1.4%) Anacortes 01/10/2026 2026 Kentridge High School Invitational Obse
50 Breast
40.95
40.95
100 Breast
46.85
1:27.80
100 Breast
1:27.80
476 Cayden Lin 1:27.89 10 A Min AA: 1:26.59 (+1.30s | 1.5%) Rosemead Rapids 12/12/2025 2025 CA GWSC Winter Age Group Invitational
50 Breast
42.09
42.09
100 Breast
45.80
1:27.89
100 Breast
1:27.89
477 Taeyang Im 1:27.91 10 A Min AA: 1:26.59 (+1.32s | 1.5%) Long Island Aquatic Club 11/21/2025 2025 MR LIAC Thanksgiving Invite
50 Breast
42.87
42.87
100 Breast
45.04
1:27.91
100 Breast
1:27.91
478 Joshua Kau 1:27.92 9 A Min AA: 1:26.59 (+1.33s | 1.5%) Los Gatos 04/22/2026 2026 SCVAL De Anza Division Championship Meet
50 Breast
42.00
42.00
100 Breast
45.92
1:27.92
100 Breast
1:27.92
479 Jett Manion 1:27.94 10 A Min AA: 1:26.59 (+1.35s | 1.5%) Huntsville Swim Association 02/27/2026 2026 SE Southeastern Winter SC Championships
50 Breast
42.59
42.59
100 Breast
45.35
1:27.94
100 Breast
1:27.94
480 Nathaniel Maravolo 1:27.97 10 A Min AA: 1:26.59 (+1.38s | 1.6%) Hurricane Penguins Swim Club 02/06/2026 2026 Michigan Open
50 Breast
3:00.68
3:00.68
100 Breast
-32.-71
1:27.97
100 Breast
1:27.97
481 Jacob YU 1:28.02 10 A Min AA: 1:26.59 (+1.43s | 1.6%) Twisters Swim Club 01/10/2026 2026 MR WEST Chris Dewey Trophy Meet
50 Breast
41.69
41.69
100 Breast
46.33
1:28.02
100 Breast
1:28.02
482 Zackary Gromowski 1:28.02 9 A Min AA: 1:26.59 (+1.43s | 1.6%) Rockville Montgomery Swim Club 03/12/2026 2026 PV SC 14 Under Championships Copied
50 Breast
42.69
42.69
100 Breast
45.33
1:28.02
100 Breast
1:28.02
483 Luke Chen 1:28.03 10 A Min AA: 1:26.59 (+1.44s | 1.6%) Three Village Swim Club 01/23/2026 2026 USAS IMX Games
50 Breast
42.96
42.96
100 Breast
45.07
1:28.03
100 Breast
1:28.03
484 Harry Gerasim 1:28.03 9 A Min AA: 1:26.59 (+1.44s | 1.6%) Eagle Aquatics 03/05/2026 2026 FG Age Group SCY Championships
50 Breast
43.14
43.14
100 Breast
44.89
1:28.03
100 Breast
1:28.03
485 Jaylen Jiang 1:28.03 10 A Min AA: 1:26.59 (+1.44s | 1.6%) Harbor Seals 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Breast
42.21
42.21
100 Breast
45.82
1:28.03
100 Breast
1:28.03
486 Jeremy Zhao 1:28.03 9 A Min AA: 1:26.59 (+1.44s | 1.6%) Quicksilver Swimming 02/13/2026 2026 Neptune Swimming Invitational
50 Breast
41.77
41.77
100 Breast
46.26
1:28.03
100 Breast
1:28.03
487 Reid Kelly 1:28.04 10 A Min AA: 1:26.59 (+1.45s | 1.6%) Front Range Barracudas 02/13/2026 2026 CO NJ Groundhog Invite
50 Breast
41.85
41.85
100 Breast
46.19
1:28.04
100 Breast
1:28.04
488 James Martin 1:28.06 10 A Min AA: 1:26.59 (+1.47s | 1.7%) Nova of Virginia 12/12/2025 2025 HVAC Winterfest Invitational
50 Breast
40.80
40.80
100 Breast
47.26
1:28.06
100 Breast
1:28.06
489 Davis King 1:28.11 9 A Min AA: 1:26.59 (+1.52s | 1.7%) Tac Titans 07/31/2026 2026 TAC TITANS Summer Sizzler
50 Breast
41.21
41.21
100 Breast
46.90
1:28.11
100 Breast
1:28.11
490 Gregory Rucker 1:28.12 10 A Min AA: 1:26.59 (+1.53s | 1.7%) Firestone Akron Swim Team 03/12/2026 2026 OH SC Junior Championships
50 Breast
41.62
41.62
100 Breast
46.50
1:28.12
100 Breast
1:28.12
491 Patrick Liu 1:28.14 10 A Min AA: 1:26.59 (+1.55s | 1.8%) Tac Titans 03/24/2026 2026 TAC TITANS March Intrasquad Meet
50 Breast
43.11
43.11
100 Breast
45.03
1:28.14
100 Breast
1:28.14
492 Ethan Qu 1:28.15 10 A Min AA: 1:26.59 (+1.56s | 1.8%) Santa Clara Swim Club 11/08/2025 Folsom Classic 2025
50 Breast
41.61
41.61
100 Breast
46.54
1:28.15
100 Breast
1:28.15
493 Joseph Fortuny 1:28.15 9 A Min AA: 1:26.59 (+1.56s | 1.8%) Clackamas 02/13/2026 2026 OR HS 6A 4
50 Breast
40.05
40.05
100 Breast
48.10
1:28.15
100 Breast
1:28.15
494 Nicholas Liu 1:28.16 10 A Min AA: 1:26.59 (+1.57s | 1.8%) Alto Swim Club 10/25/2025 2025 SUNN Fall Classic
495 Curtis Blair 1:28.21 9 A Min AA: 1:26.59 (+1.62s | 1.8%) Belleville High School 02/26/2026 2026 KLAA B Conference Swim Meet
50 Breast
40.94
40.94
100 Breast
47.27
1:28.21
100 Breast
1:28.21
496 Andrew Li 1:28.22 9 A Min AA: 1:26.59 (+1.63s | 1.8%) Crimson Aquatics 07/30/2026 2026 NE CRA Prelim Final SCY Meet
50 Breast
41.97
41.97
100 Breast
46.25
1:28.22
100 Breast
1:28.22
497 Brandon Wagar 1:28.23 10 A Min AA: 1:26.59 (+1.64s | 1.9%) Stayton 02/14/2025 2025 OR HS 4a 4
50 Breast
41.50
41.50
100 Breast
46.73
1:28.23
100 Breast
1:28.23
498 Matias Cardona 1:28.23 10 A Min AA: 1:26.59 (+1.64s | 1.9%) SwimFast 03/05/2026 2026 FG Age Group SCY Championships
50 Breast
43.08
43.08
100 Breast
45.15
1:28.23
100 Breast
1:28.23
499 Kennedy Tang 1:28.24 10 A Min AA: 1:26.59 (+1.65s | 1.9%) Harbor Seals 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Breast
42.29
42.29
100 Breast
45.95
1:28.24
100 Breast
1:28.24
500 Jason Yin 1:28.25 9 A Min AA: 1:26.59 (+1.66s | 1.9%) Quicksilver Swimming 03/20/2026 SCY Spring Age Group Championships
50 Breast
41.90
41.90
100 Breast
46.35
1:28.25
100 Breast
1:28.25

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.