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
501 Yining Zhao 1:17.54 9 A Min AA: 1:16.09 (+1.45s | 1.9%) Tac Titans 01/16/2026 2026 Vector Security Polar Plunge Meet
50 Back
37.82
37.82
100 Back
39.72
1:17.54
100 Back
1:17.54
502 Nolan Chan 1:17.55 10 A Min AA: 1:16.09 (+1.46s | 1.9%) Commonwealth Swimming 02/13/2026 2026 NE SAC 10 Under Champs
50 Back
37.71
37.71
100 Back
39.84
1:17.55
100 Back
1:17.55
503 Leonardo Maia 1:17.57 10 A Min AA: 1:16.09 (+1.48s | 1.9%) Swim Coral Springs 12/11/2025 35th Annual Winter Championships
50 Back
38.11
38.11
100 Back
39.46
1:17.57
100 Back
1:17.57
504 William Wang 1:17.58 10 A Min AA: 1:16.09 (+1.49s | 1.9%) Pacific Dragons Swim Team 01/24/2026 2026 PN PDST Winter Invitational Meet Approv
50 Back
37.79
37.79
100 Back
39.79
1:17.58
100 Back
1:17.58
505 Austin Ren 1:17.59 8 A Min AA: 1:16.09 (+1.50s | 1.9%) Katy Aquatic Team For Youth 02/21/2025 2025 Gulf 12 Under Champs (KATY)
50 Back
38.12
38.12
100 Back
39.47
1:17.59
100 Back
1:17.59
506 Henry Reed 1:17.60 9 A Min AA: 1:16.09 (+1.51s | 1.9%) Excel Aquatics 01/16/2026 2026 TYR Mardi Gras Invite
50 Back
37.99
37.99
100 Back
39.61
1:17.60
100 Back
1:17.60
507 Joss Werr 1:17.62 10 A Min AA: 1:16.09 (+1.53s | 2.0%) SwimMAC Carolina 11/15/2025 2025 John Dewey Invitational
50 Back
38.27
38.27
100 Back
39.35
1:17.62
100 Back
1:17.62
508 Bryce Lada 1:17.62 10 A Min AA: 1:16.09 (+1.53s | 2.0%) Hydro-sonic Tiburones 01/17/2026 PVS January Open 2026 Fairland
50 Back
38.17
38.17
100 Back
39.45
1:17.62
100 Back
1:17.62
509 Jack Nayar 1:17.67 10 A Min AA: 1:16.09 (+1.58s | 2.0%) Long Island Aquatic Club 10/25/2025 2025 MR LIAC Chappy S Invitational
50 Back
38.05
38.05
100 Back
39.62
1:17.67
100 Back
1:17.67
510 Eric Zeng 1:17.69 8 A Min AA: 1:16.09 (+1.60s | 2.1%) Canyons Aquatic Club 12/12/2025 2025 CA GWSC Winter Age Group Invitational
50 Back
38.14
38.14
100 Back
39.55
1:17.69
100 Back
1:17.69
511 Syler Walters 1:17.69 10 A Min AA: 1:16.09 (+1.60s | 2.1%) Nation\\\\\\'s Capital Swim Club 01/23/2026 2026 USAS IMX Games
50 Back
37.80
37.80
100 Back
39.89
1:17.69
100 Back
1:17.69
512 Shane Young 1:17.70 8 A Min AA: 1:16.09 (+1.61s | 2.1%) Tollefson Swimming 11/14/2025 ISCA Fall Classic Championship 2025
50 Back
37.64
37.64
100 Back
40.06
1:17.70
100 Back
1:17.70
513 Aaron Gilkis 1:17.70 10 A Min AA: 1:16.09 (+1.61s | 2.1%) North Baltimore Aquatic Club 10/17/2025 2025 NBAC Fall Fastival Meet
50 Back
37.51
37.51
100 Back
40.19
1:17.70
100 Back
1:17.70
514 Zac Sonne 1:17.71 10 A Min AA: 1:16.09 (+1.62s | 2.1%) Indian River Aquatics 11/21/2025 2025 NPB Turkey Invite
50 Back
37.51
37.51
100 Back
40.20
1:17.71
100 Back
1:17.71
515 Ryan Peng 1:17.72 10 A Min AA: 1:16.09 (+1.63s | 2.1%) Roseburg Y Swim Team 11/22/2025 2025 Otter Romp
50 Back
37.99
37.99
100 Back
39.73
1:17.72
100 Back
1:17.72
516 Asher Knapp 1:17.74 10 A Min AA: 1:16.09 (+1.65s | 2.1%) Tide Swimming 01/23/2026 2026 USAS IMX Games
50 Back
36.83
36.83
100 Back
40.91
1:17.74
100 Back
1:17.74
517 Bennett Upton 1:17.75 9 A Min AA: 1:16.09 (+1.66s | 2.1%) Greensboro Community YMCA 02/13/2026 2026 TYDE Be My Valentine Meet
50 Back
38.36
38.36
100 Back
39.39
1:17.75
100 Back
1:17.75
518 Charles Miller 1:17.75 10 A Min AA: 1:16.09 (+1.66s | 2.1%) Nation\\\\\\'s Capital Swim Club 01/10/2026 2026 MAKO POLAR PLUNGE
50 Back
37.60
37.60
100 Back
40.15
1:17.75
100 Back
1:17.75
519 Luke Chen 1:17.75 10 A Min AA: 1:16.09 (+1.66s | 2.1%) Three Village Swim Club 01/23/2026 2026 USAS IMX Games
50 Back
38.03
38.03
100 Back
39.72
1:17.75
100 Back
1:17.75
520 Brian Wu 1:17.78 10 A Min AA: 1:16.09 (+1.69s | 2.2%) Long Island Aquatic Club 11/21/2025 2025 MR LIAC Thanksgiving Invite
50 Back
37.67
37.67
100 Back
40.11
1:17.78
100 Back
1:17.78
521 Jason Ye 1:17.78 10 A Min AA: 1:16.09 (+1.69s | 2.2%) Alto Swim Club 02/07/2026 Alto Feb 7 8 CBA Valentines Day
50 Back
37.44
37.44
100 Back
40.34
1:17.78
100 Back
1:17.78
522 Hongjie Xiao 1:17.79 8 A Min AA: 1:16.09 (+1.70s | 2.2%) Irvine Novaquatics 12/12/2025 2025 CA SCS SCAT WAG
50 Back
37.02
37.02
100 Back
40.77
1:17.79
100 Back
1:17.79
523 Brooks Fraser 1:17.82 9 A Min AA: 1:16.09 (+1.73s | 2.2%) Aquawolves Swimming 01/17/2025 2025 CO CUDA Classic
50 Back
37.39
37.39
100 Back
40.43
1:17.82
100 Back
1:17.82
524 Ryan Dong 1:17.84 10 A Min AA: 1:16.09 (+1.75s | 2.2%) Charles River Aquatics 02/13/2026 2026 NE SAC 10 Under Champs
50 Back
38.49
38.49
100 Back
39.35
1:17.84
100 Back
1:17.84
525 Miguel Ramirez 1:17.85 9 A Min AA: 1:16.09 (+1.76s | 2.3%) Blue Wave Swimming 01/23/2026 2026 Hot Chocolate Invite
50 Back
37.83
37.83
100 Back
40.02
1:17.85
100 Back
1:17.85
526 Nathaniel Brunelli 1:17.86 10 A Min AA: 1:16.09 (+1.77s | 2.3%) SwimMAC Carolina 01/02/2026 2026 SwimMAC IMX Winter Invite Copied
50 Back
38.02
38.02
100 Back
39.84
1:17.86
100 Back
1:17.86
527 Matthew Winn 1:17.87 8 A Min AA: 1:16.09 (+1.78s | 2.3%) Stingray Swim Team 12/12/2025 2025 PN 14 Under Short Course Champs APPROVED
50 Back
38.69
38.69
100 Back
39.18
1:17.87
100 Back
1:17.87
528 Jair Ortega 1:17.88 10 A Min AA: 1:16.09 (+1.79s | 2.3%) Nitro Swimming 01/31/2026 2026 ST NTRO Fiery Flames
50 Back
38.36
38.36
100 Back
39.52
1:17.88
100 Back
1:17.88
529 Graden Guernsey 1:17.89 9 A Min AA: 1:16.09 (+1.80s | 2.3%) Molalla 02/15/2025 2025 OR HS 4a 1
50 Back
36.90
36.90
100 Back
40.99
1:17.89
100 Back
1:17.89
530 Adam Aburas 1:17.90 9 A Min AA: 1:16.09 (+1.81s | 2.3%) First Colony Swim Team, Inc. 12/06/2024 2024 Gulf Age Group Championships
50 Back
37.72
37.72
100 Back
40.18
1:17.90
100 Back
1:17.90
531 Calvin Higgs 1:17.90 9 A Min AA: 1:16.09 (+1.81s | 2.3%) Nitro Swimming 12/12/2025 2025 ST AAAA NS Winter Wonderland
50 Back
38.64
38.64
100 Back
39.26
1:17.90
100 Back
1:17.90
532 Coleman McCheyne 1:17.91 9 A Min AA: 1:16.09 (+1.82s | 2.3%) Aquatic Team Of Mecklenburg 02/06/2026 Battle Of The Houses #3 2026
50 Back
38.54
38.54
100 Back
39.37
1:17.91
100 Back
1:17.91
533 Ryan Kim 1:17.91 10 A Min AA: 1:16.09 (+1.82s | 2.3%) Saline Swim Team 02/06/2026 SST Snowstorm Splash
50 Back
38.24
38.24
100 Back
39.67
1:17.91
100 Back
1:17.91
534 Ian Borrero 1:17.94 10 A Min AA: 1:16.09 (+1.85s | 2.4%) South Florida Aquatic Club 12/11/2025 35th Annual Winter Championships
50 Back
38.65
38.65
100 Back
39.29
1:17.94
100 Back
1:17.94
535 Blake Bardenhagen 1:17.96 9 A Min AA: 1:16.09 (+1.87s | 2.4%) Island Aquatics 01/10/2026 NEW YEAR S MAGSA SCY Meet
536 Jonathan Brado 1:17.96 10 A Min AA: 1:16.09 (+1.87s | 2.4%) Nation\\\\\\'s Capital Swim Club 12/11/2025 2025 Katie Ledecky Invitational
50 Back
37.80
37.80
100 Back
40.16
1:17.96
100 Back
1:17.96
537 Ethan Kang 1:17.97 10 A Min AA: 1:16.09 (+1.88s | 2.4%) Santa Clara Swim Club 09/27/2025 2025 MAC Season Kick Off
538 Ethan Lin 1:17.98 10 A Min AA: 1:16.09 (+1.89s | 2.4%) Revolution Swim Club 11/15/2025 2025 NE SAC Turkey Splash
50 Back
38.42
38.42
100 Back
39.56
1:17.98
100 Back
1:17.98
539 Charlie Kennedy 1:18.00 10 A Min AA: 1:16.09 (+1.91s | 2.4%) Nation\\\\\\'s Capital Swim Club 12/11/2025 2025 Katie Ledecky Invitational
50 Back
38.20
38.20
100 Back
39.80
1:18.00
100 Back
1:18.00
540 Brantley Harris 1:18.00 10 A Min AA: 1:16.09 (+1.91s | 2.4%) Tide Swimming 01/09/2026 2026 757swim Splash And Dash
50 Back
37.50
37.50
100 Back
40.50
1:18.00
100 Back
1:18.00
541 Aiden Gordon 1:18.00 9 A Min AA: 1:16.09 (+1.91s | 2.4%) Monroe-Woodbury Devilfish Aqua 01/23/2026 2026 USAS IMX Games
50 Back
37.03
37.03
100 Back
40.97
1:18.00
100 Back
1:18.00
542 Eli Cen 1:18.01 9 A Min AA: 1:16.09 (+1.92s | 2.5%) Harbor Seals 01/16/2026 2026 MR NFS 43rd Annual Dr MLK Jr Invite
50 Back
37.55
37.55
100 Back
40.46
1:18.01
100 Back
1:18.01
543 Bennett Montague 1:18.02 9 A Min AA: 1:16.09 (+1.93s | 2.5%) Cypress Fairbanks Swim Club 01/31/2025 2025 Fleet Mardi Gras
50 Back
38.64
38.64
100 Back
39.38
1:18.02
100 Back
1:18.02
544 Qurtis Lo 1:18.02 9 A Min AA: 1:16.09 (+1.93s | 2.5%) Marlins Of Raleigh 12/04/2025 14th Annual Swim Tri Speedo Winter Champs
50 Back
37.79
37.79
100 Back
40.23
1:18.02
100 Back
1:18.02
545 Joseph Chen 1:18.02 11 A Min AA: 1:16.09 (+1.93s | 2.5%) Long Island Express 01/16/2026 2026 MR LIE Winterfest Invitational
50 Back
38.51
38.51
100 Back
39.51
1:18.02
100 Back
1:18.02
546 Luke Chai 1:18.05 9 A Min AA: 1:16.09 (+1.96s | 2.5%) Pleasanton Seahawks 12/12/2025 Winter SC Age Group Championships
50 Back
38.47
38.47
100 Back
39.58
1:18.05
100 Back
1:18.05
547 Yuri Igitkhanyan 1:18.05 10 A Min AA: 1:16.09 (+1.96s | 2.5%) Bravo Swim Team 01/16/2026 2026 RANS Winter Splash
548 Boone Wheatley 1:18.06 10 A Min AA: 1:16.09 (+1.97s | 2.5%) SwimMAC Carolina 11/15/2025 2025 John Dewey Invitational
50 Back
37.77
37.77
100 Back
40.29
1:18.06
100 Back
1:18.06
549 Kenta Landers 1:18.07 11 A Min AA: 1:16.09 (+1.98s | 2.5%) Greater Kalamazoo Crocs 11/15/2025 2025 GR Gales Of November Open Invitational
50 Back
38.60
38.60
100 Back
39.47
1:18.07
100 Back
1:18.07
550 Oliver Yang 1:18.07 10 A Min AA: 1:16.09 (+1.98s | 2.5%) Charles River Aquatics 11/14/2025 2025 NECRA Nov Distance Specialty Meet Co
50 Back
38.26
38.26
100 Back
39.81
1:18.07
100 Back
1:18.07

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.