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
501 Silas Perdue 1:29.52 9 A Min AA: 1:26.59 (+2.93s | 3.3%) Foothills Swim Team 02/28/2025 2025 CO CSI 14 U Age Group Championships
50 Breast
42.29
42.29
100 Breast
47.23
1:29.52
100 Breast
1:29.52
502 Arthur Pan 1:29.53 10 A Min AA: 1:26.59 (+2.94s | 3.3%) Life Time Fitness New York Swi 02/06/2026 2026 MR YMID February Classic Copied
50 Breast
42.85
42.85
100 Breast
46.68
1:29.53
100 Breast
1:29.53
503 Hengyu Cao 1:29.53 10 A Min AA: 1:26.59 (+2.94s | 3.3%) Saline Swim Team 02/06/2026 SST Snowstorm Splash
50 Breast
41.55
41.55
100 Breast
47.98
1:29.53
100 Breast
1:29.53
504 Thomas Ciarniello 1:29.56 10 A Min AA: 1:26.59 (+2.97s | 3.3%) Nation\\\\\\'s Capital Swim Club 12/04/2025 2025 RAYS Nutcracker Classic Copied
50 Breast
42.13
42.13
100 Breast
47.43
1:29.56
100 Breast
1:29.56
505 Matvey Fadeev 1:29.56 9 A Min AA: 1:26.59 (+2.97s | 3.3%) Issaquah Swim Team 01/24/2026 2026 PN IST January Invitational Approved
50 Breast
42.95
42.95
100 Breast
46.61
1:29.56
100 Breast
1:29.56
506 Landon Wang 1:29.59 10 A Min AA: 1:26.59 (+3.00s | 3.3%) Seattle Metropolitan Aquatic C 01/31/2026 2026 PN KING Beast IMX IMR Invitational Appr
50 Breast
42.21
42.21
100 Breast
47.38
1:29.59
100 Breast
1:29.59
507 Ziqian Liu 1:29.61 9 A Min AA: 1:26.59 (+3.02s | 3.4%) Tac Titans 01/16/2026 2026 Vector Security Polar Plunge Meet
50 Breast
43.10
43.10
100 Breast
46.51
1:29.61
100 Breast
1:29.61
508 Zackary Gromowski 1:29.62 9 A Min AA: 1:26.59 (+3.03s | 3.4%) Rockville Montgomery Swim Club 01/23/2026 2026 USAS IMX Games
50 Breast
42.61
42.61
100 Breast
47.01
1:29.62
100 Breast
1:29.62
509 Gabriel Nolan 1:29.64 10 A Min AA: 1:26.59 (+3.05s | 3.4%) Long Island Express 01/16/2026 2026 MR LIE Winterfest Invitational
50 Breast
42.86
42.86
100 Breast
46.78
1:29.64
100 Breast
1:29.64
510 Jaylen Jiang 1:29.64 10 A Min AA: 1:26.59 (+3.05s | 3.4%) Harbor Seals 12/21/2025 2025 MR SSC Reindeer Games Invitational
50 Breast
43.09
43.09
100 Breast
46.55
1:29.64
100 Breast
1:29.64
511 Jayden Duanmu 1:29.64 10 A Min AA: 1:26.59 (+3.05s | 3.4%) Aquajets Swim Team 01/30/2026 2026 MN MTKA TYR Team Challenge
50 Breast
43.77
43.77
100 Breast
45.87
1:29.64
100 Breast
1:29.64
512 Ethan Kempf 1:29.66 9 A Min AA: 1:26.59 (+3.07s | 3.4%) Kelso 02/14/2025 2025 District IV 3A 4A Mens Championships
50 Breast
41.34
41.34
100 Breast
48.32
1:29.66
100 Breast
1:29.66
513 Joshua Kilpatrick 1:29.68 10 A Min AA: 1:26.59 (+3.09s | 3.4%) Streamline Aquatics 10/10/2025 2025 ST SASA Sombrero Series Dos Copied
50 Breast
42.14
42.14
100 Breast
47.54
1:29.68
100 Breast
1:29.68
514 Park Foulger 1:29.69 9 A Min AA: 1:26.59 (+3.10s | 3.5%) South Salem 02/14/2025 2025 OR HS 6a 6
50 Breast
42.08
42.08
100 Breast
47.61
1:29.69
100 Breast
1:29.69
515 Landon Gura 1:29.69 9 A Min AA: 1:26.59 (+3.10s | 3.5%) North Coast Aquatics 12/19/2025 2025 SI Winter Age Group Championships
50 Breast
43.42
43.42
100 Breast
46.27
1:29.69
100 Breast
1:29.69
516 Jason Yin 1:29.70 9 A Min AA: 1:26.59 (+3.11s | 3.5%) Quicksilver Swimming 02/07/2026 Valley Splash Short Course C B A Meet
517 Edmund Nguyen 1:29.71 10 A Min AA: 1:26.59 (+3.12s | 3.5%) Sunkist Swim Team 11/07/2025 2025 SE BSL Cranberry Classic
50 Breast
42.15
42.15
100 Breast
47.56
1:29.71
100 Breast
1:29.71
518 Bennett Cordero 1:29.72 9 A Min AA: 1:26.59 (+3.13s | 3.5%) Aquatic Team Of Mecklenburg 12/05/2025 ATOM Winter Invite 2025
50 Breast
42.37
42.37
100 Breast
47.35
1:29.72
100 Breast
1:29.72
519 Nathan Cho 1:29.73 10 A Min AA: 1:26.59 (+3.14s | 3.5%) SwimRVA 12/11/2025 2025 East Coast WinterFest
50 Breast
42.55
42.55
100 Breast
47.18
1:29.73
100 Breast
1:29.73
520 Conrad Chiu 1:29.73 10 A Min AA: 1:26.59 (+3.14s | 3.5%) Corvallis Aquatic Team 01/03/2026 2026 CAT Short Course Open
50 Breast
41.68
41.68
100 Breast
48.05
1:29.73
100 Breast
1:29.73
521 Landon Jakubiak 1:29.74 10 A Min AA: 1:26.59 (+3.15s | 3.5%) Laker Swim 01/17/2026 2026 GOAT TYR Team Challenge And SYOA
50 Breast
42.83
42.83
100 Breast
46.91
1:29.74
100 Breast
1:29.74
522 Zachary Darevsky 1:29.75 9 A Min AA: 1:26.59 (+3.16s | 3.5%) Mission Aurora Colorado Swimmi 01/24/2025 2025 CO TOPS Colorado Open
25 Breast
20.97
20.97
50 Breast
22.59
43.56
50 Breast
43.56
75 Breast
23.52
1:07.08
100 Breast
22.67
1:29.75
50 Breast
46.19
523 Blake Wu 1:29.79 10 A Min AA: 1:26.59 (+3.20s | 3.6%) Bgc-N. Westchester Marlins 01/30/2026 2026 MR BGNW February Freeze Invitational
50 Breast
43.41
43.41
100 Breast
46.38
1:29.79
100 Breast
1:29.79
524 Jayden Cheng 1:29.79 9 A Min AA: 1:26.59 (+3.20s | 3.6%) Brea Aquatics 12/13/2024 2024 CA RAA SCS WAG
50 Breast
43.22
43.22
100 Breast
46.57
1:29.79
100 Breast
1:29.79
525 Ethan Fang 1:29.80 10 A Min AA: 1:26.59 (+3.21s | 3.6%) 92ny Flying Dolphins 11/14/2025 2025 MR COND November IMX Invitational
50 Breast
42.70
42.70
100 Breast
47.10
1:29.80
100 Breast
1:29.80
526 Ford Anderson 1:29.82 10 A Min AA: 1:26.59 (+3.23s | 3.6%) Birmingham \\\\\\'y\\\\\\' Blue Dolphins 11/08/2025 Atlantis 2025 Fall Quack Tack Ular
50 Breast
43.26
43.26
100 Breast
46.56
1:29.82
100 Breast
1:29.82
527 Eric Johnson 1:29.83 10 A Min AA: 1:26.59 (+3.24s | 3.6%) Nova of Virginia 12/12/2025 2025 HVAC Winterfest Invitational
50 Breast
42.27
42.27
100 Breast
47.56
1:29.83
100 Breast
1:29.83
528 Leo Skladany 1:29.83 10 A Min AA: 1:26.59 (+3.24s | 3.6%) The Capitol Sea Devils 01/24/2026 2026 SDS Polar Bear Invitational
529 Alex Bicherl 1:29.85 10 A Min AA: 1:26.59 (+3.26s | 3.6%) Bluefish Swim Club 02/13/2026 2026 NE SAC 10 Under Champs
50 Breast
41.86
41.86
100 Breast
47.99
1:29.85
100 Breast
1:29.85
530 Ezekiel Beitz 1:29.87 10 A Min AA: 1:26.59 (+3.28s | 3.6%) York Swim Club of Northern Vir 12/04/2025 2025 Sport Fair Winter Classic
50 Breast
43.32
43.32
100 Breast
46.55
1:29.87
100 Breast
1:29.87
531 Sebastian Wassenaar 1:29.91 10 A Min AA: 1:26.59 (+3.32s | 3.7%) Asphalt Green Unified Aquatics 12/05/2025 2025 MR NYS Holiday Classic Trials Finals
50 Breast
44.31
44.31
100 Breast
45.60
1:29.91
100 Breast
1:29.91
532 Callen Merritt 1:29.92 10 A Min AA: 1:26.59 (+3.33s | 3.7%) Carolina Aquatic Team 02/14/2026 2026 CAT Valentine Splash
50 Breast
42.68
42.68
100 Breast
47.24
1:29.92
100 Breast
1:29.92
533 Devin Song 1:29.93 8 A Min AA: 1:26.59 (+3.34s | 3.7%) Rose Bowl Aquatics 12/12/2025 2025 CA SCS SCAT WAG
50 Breast
42.36
42.36
100 Breast
47.57
1:29.93
100 Breast
1:29.93
534 Carson Hereth 1:29.97 9 A Min AA: 1:26.59 (+3.38s | 3.8%) Selah 01/11/2025 2025 Kentridge HS Invitational BOYS OBSERVED
50 Breast
42.14
42.14
100 Breast
47.83
1:29.97
100 Breast
1:29.97
535 Cayden McLaughlin 1:29.97 10 A Min AA: 1:26.59 (+3.38s | 3.8%) Patriot Swim Club 12/12/2025 2025 CA GWSC Winter Age Group Invitational
50 Breast
43.27
43.27
100 Breast
46.70
1:29.97
100 Breast
1:29.97
536 Ryan Nesmith 1:29.98 10 A Min AA: 1:26.59 (+3.39s | 3.8%) Swim Florida 02/07/2026 2026 GCST WINTER OPEN
50 Breast
42.53
42.53
100 Breast
47.45
1:29.98
100 Breast
1:29.98
537 Brennan Nance 1:29.99 10 A Min AA: 1:26.59 (+3.40s | 3.8%) Saline Swim Team 11/21/2025 2025 SST Fall Classic
50 Breast
45.72
45.72
100 Breast
44.27
1:29.99
100 Breast
1:29.99
538 Charlie Lockett 1:29.99 9 A Min AA: 1:26.59 (+3.40s | 3.8%) Nitro Swimming 10/26/2025 2025 ST TXLA 10 U Fall Kick Off
50 Breast
43.21
43.21
100 Breast
46.78
1:29.99
100 Breast
1:29.99
539 Jose Alvez-Cabello 1:30.08 10 A Min AA: 1:26.59 (+3.49s | 3.9%) Miami Country Day School 09/30/2025 2025 Palm League Champs USA S OBS
50 Breast
40.33
40.33
100 Breast
49.75
1:30.08
100 Breast
1:30.08
540 Dharma Kunkyab 1:30.14 9 A Min AA: 1:26.59 (+3.55s | 3.9%) Twisters Swim Club 01/10/2026 2026 MR WEST Chris Dewey Trophy Meet
50 Breast
43.55
43.55
100 Breast
46.59
1:30.14
100 Breast
1:30.14
541 James Haukebo 1:30.15 10 A Min AA: 1:26.59 (+3.56s | 3.9%) Annapolis Swim Club 10/17/2025 2025 NBAC Fall Fastival Meet
50 Breast
42.18
42.18
100 Breast
47.97
1:30.15
100 Breast
1:30.15
542 Yihong Xiang 1:30.17 10 A Min AA: 1:26.59 (+3.58s | 4.0%) Tualatin Hills Swim Club 01/16/2026 2026 THSC 14 U Winter Showcase
50 Breast
42.91
42.91
100 Breast
47.26
1:30.17
100 Breast
1:30.17
543 Jackson Lee 1:30.17 10 A Min AA: 1:26.59 (+3.58s | 4.0%) Burlingame Aquatics 12/06/2025 DCD Winter Holiday Splash CBA+
544 Brooks Gillis 1:30.19 10 A Min AA: 1:26.59 (+3.60s | 4.0%) Byron Center Aquatics 12/13/2025 2025 Holiday Cup
50 Breast
42.73
42.73
100 Breast
47.46
1:30.19
100 Breast
1:30.19
545 Dean Sutton 1:30.19 10 A Min AA: 1:26.59 (+3.60s | 4.0%) East Coast C-Cerpants 11/14/2025 ISCA Fall Classic Championship 2025
50 Breast
43.96
43.96
100 Breast
46.23
1:30.19
100 Breast
1:30.19
546 Cameron Boitano 1:30.20 9 A Min AA: 1:26.59 (+3.61s | 4.0%) Pleasanton Seahawks 12/12/2025 Winter SC Age Group Championships
50 Breast
42.78
42.78
100 Breast
47.42
1:30.20
100 Breast
1:30.20
547 Finnegan Riley 1:30.20 10 A Min AA: 1:26.59 (+3.61s | 4.0%) Old Dominion Aquatic Club 12/11/2025 2025 East Coast WinterFest
50 Breast
42.93
42.93
100 Breast
47.27
1:30.20
100 Breast
1:30.20
548 Andrew Hunter 1:30.23 9 A Min AA: 1:26.59 (+3.64s | 4.0%) Empire Swimming 12/11/2025 2025 NE CRA Winter Invitational
50 Breast
42.05
42.05
100 Breast
48.18
1:30.23
100 Breast
1:30.23
549 Harry Gerasim 1:30.23 9 A Min AA: 1:26.59 (+3.64s | 4.0%) Eagle Aquatics 12/11/2025 35th Annual Winter Championships
50 Breast
42.41
42.41
100 Breast
47.82
1:30.23
100 Breast
1:30.23
550 Marco Sun 1:30.23 9 A Min AA: 1:26.59 (+3.64s | 4.0%) Crow Canyon Sharks 01/11/2025 Crow Canyon Sharks Shortcourse C B BB+

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.