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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
2501 Kawika Cox 1:33.56 10 B Min BB: 1:30.09 (+3.47s | 3.7%) Kamehameha Swim Club 04/18/2026 44th Annual Harry Mamizuka Invitational
50 Back
45.61
45.61
100 Back
47.95
1:33.56
100 Back
1:33.56
2502 Evan Doong 1:33.58 10 B Min BB: 1:30.09 (+3.49s | 3.7%) Sunnyvale Swim Club 03/28/2026 LAMV C B A+ Meet
50 Back
47.11
47.11
100 Back
46.47
1:33.58
100 Back
1:33.58
2503 Jasper Corrigan 1:33.58 9 B Min BB: 1:30.09 (+3.49s | 3.7%) Occoquan Swimming 11/21/2025 2025 Fall Festivus
50 Back
46.59
46.59
100 Back
46.99
1:33.58
100 Back
1:33.58
2504 Eli Parker 1:33.58 10 B Min BB: 1:30.09 (+3.49s | 3.7%) Mason Makos Swim Team 01/10/2026 2026 MAKO POLAR PLUNGE
50 Back
47.38
47.38
100 Back
46.20
1:33.58
100 Back
1:33.58
2505 Dave Stob 1:33.58 9 B Min BB: 1:30.09 (+3.49s | 3.7%) Grand Rapids Aquatics 02/07/2026 2026 Grand Rapids Open
50 Back
47.32
47.32
100 Back
46.26
1:33.58
100 Back
1:33.58
2506 Hunter Jankowski 1:33.59 10 B Min BB: 1:30.09 (+3.50s | 3.7%) Twisters Swim Club 01/10/2026 2026 MR WEST Chris Dewey Trophy Meet
2507 Liam MacPherson 1:33.59 10 B Min BB: 1:30.09 (+3.50s | 3.7%) Nova of Virginia 01/09/2026 NOVA New Year S Kick Off
50 Back
46.47
46.47
100 Back
47.12
1:33.59
100 Back
1:33.59
2508 Kinnick Smiddy 1:33.60 9 B Min BB: 1:30.09 (+3.51s | 3.7%) Council Bluffs Swim Club 10/04/2025 2025 MW ACE River Races
50 Back
44.07
44.07
100 Back
49.53
1:33.60
100 Back
1:33.60
2509 Andre Rubio 1:33.60 10 B Min BB: 1:30.09 (+3.51s | 3.7%) El Paso Aqua Posse 11/14/2025 2025 BD Turkey Splash
2510 Graham Cassella 1:33.61 10 B Min BB: 1:30.09 (+3.52s | 3.8%) Y-Spartaquatics Swim Club 01/16/2026 2026 TNAQ JANUARY INVITATIONAL
2511 Owen Large 1:33.61 10 B Min BB: 1:30.09 (+3.52s | 3.8%) FireFish Swim Team 01/30/2026 2026 NE CS Silver Championships
50 Back
44.14
44.14
100 Back
49.47
1:33.61
100 Back
1:33.61
2512 Lucas Wang 1:33.61 10 B Min BB: 1:30.09 (+3.52s | 3.8%) Chinook Aquatic Club 04/18/2026 2026 PN UPAC Mark Olson Classic Approved
50 Back
45.97
45.97
100 Back
47.64
1:33.61
100 Back
1:33.61
2513 William Chen 1:33.62 10 B Min BB: 1:30.09 (+3.53s | 3.8%) Rancho San Dieguito 04/11/2026 SI 2026 RSD All Ages BC Meet
50 Back
45.86
45.86
100 Back
47.76
1:33.62
100 Back
1:33.62
2514 River Morse 1:33.63 10 B Min BB: 1:30.09 (+3.54s | 3.8%) Swim Gym 02/14/2026 NMST BMHG February BC Invite 26
50 Back
44.34
44.34
100 Back
49.29
1:33.63
100 Back
1:33.63
2515 William Britt 1:33.63 9 B Min BB: 1:30.09 (+3.54s | 3.8%) Raleigh Swimming Association 12/06/2025 2025 MOR Arctic Blast Meet
50 Back
45.26
45.26
100 Back
48.37
1:33.63
100 Back
1:33.63
2516 Walid Ould Abbou 1:33.64 10 B Min BB: 1:30.09 (+3.55s | 3.8%) Freedom Aquatics 11/15/2025 2025 MR FREE Freedom IMX Challenge
2517 Noah Wang 1:33.64 10 B Min BB: 1:30.09 (+3.55s | 3.8%) Flatiron Athletic Club 01/16/2026 2026 CO CUDA Classic
50 Back
44.72
44.72
100 Back
48.92
1:33.64
100 Back
1:33.64
2518 Benjamin Thomas 1:33.65 9 B Min BB: 1:30.09 (+3.56s | 3.8%) The Woodlands Swim Team 11/08/2024 2024 FCST Nov Tri Meet
2519 Kou Takahashi 1:33.66 7 B Min BB: 1:30.09 (+3.57s | 3.8%) West Express Swim Team 04/26/2026 2026 MN EDI April Sunday At The Races
50 Back
45.63
45.63
100 Back
48.03
1:33.66
100 Back
1:33.66
2520 Abraham Carver 1:33.66 9 B Min BB: 1:30.09 (+3.57s | 3.8%) Saint Petersburg Aquatics 01/23/2026 BLOOMIN FAST SWIM MEET
50 Back
44.85
44.85
100 Back
48.81
1:33.66
100 Back
1:33.66
2521 Liam Servinsky 1:33.68 10 B Min BB: 1:30.09 (+3.59s | 3.8%) Potomac Marlins 03/20/2026 March Madness 2026
2522 Ragnar Seifert 1:33.68 8 B Min BB: 1:30.09 (+3.59s | 3.8%) Rebel Aquatic Club 04/10/2026 2026 GTSA TYR Spring Championship
50 Back
47.34
47.34
100 Back
46.34
1:33.68
100 Back
1:33.68
2523 Henry Rambicure 1:33.68 9 B Min BB: 1:30.09 (+3.59s | 3.8%) Saint Petersburg Aquatics 02/27/2026 2026 Spring Area 3 Championships
50 Back
43.81
43.81
100 Back
49.87
1:33.68
100 Back
1:33.68
2524 Peter Haddad 1:33.68 9 B Min BB: 1:30.09 (+3.59s | 3.8%) Ensworth Aquatics 02/21/2026 2026 SES Region 1 8 And Under Championships
50 Back
47.70
47.70
100 Back
45.98
1:33.68
100 Back
1:33.68
2525 Alex Shen 1:33.69 10 B Min BB: 1:30.09 (+3.60s | 3.8%) Westlake Aquatic Facility 12/13/2025 2025 ST WOW Hot Chocolate Jamboree
50 Back
44.00
44.00
100 Back
49.69
1:33.69
100 Back
1:33.69
2526 Austin Jin 1:33.72 9 B Min BB: 1:30.09 (+3.63s | 3.9%) Asphalt Green Unified Aquatics 03/07/2026 2026 MR AGUA Last Chance Invitational
50 Back
45.80
45.80
100 Back
47.92
1:33.72
100 Back
1:33.72
2527 Lucas Moyal 1:33.73 9 B Min BB: 1:30.09 (+3.64s | 3.9%) Amherst Tritons Swim Team 03/13/2026 2026 NE NSSC NE Cup Championship
50 Back
45.68
45.68
100 Back
48.05
1:33.73
100 Back
1:33.73
2528 Tomer Fromberg 1:33.73 9 B Min BB: 1:30.09 (+3.64s | 3.9%) Rockville Montgomery Swim Club 01/16/2026 2026 RMSC January Intrasquad Meet
50 Back
45.48
45.48
100 Back
48.25
1:33.73
100 Back
1:33.73
2529 Zachary Ervin 1:33.74 9 B Min BB: 1:30.09 (+3.65s | 3.9%) Machine Aquatics 11/14/2025 2025 PV November Open Franconia
50 Back
46.59
46.59
100 Back
47.15
1:33.74
100 Back
1:33.74
2530 Oskaras Monkelis 1:33.74 10 B Min BB: 1:30.09 (+3.65s | 3.9%) West Florida Lightning Aquatic 02/13/2026 19th Annual TBAY Gasparilla Races 2026
50 Back
44.39
44.39
100 Back
49.35
1:33.74
100 Back
1:33.74
2531 Giovanni Bigelow 1:33.74 10 B Min BB: 1:30.09 (+3.65s | 3.9%) Thunderbird Aquatic Club 05/15/2026 2026 PN TAC Spring Thunderbird Approved
2532 Daniel Barankevich 1:33.75 10 B Min BB: 1:30.09 (+3.66s | 3.9%) Bluefish Swim Club 03/13/2026 2026 NE INST NE Cup
2533 Timothy Song 1:33.76 10 B Min BB: 1:30.09 (+3.67s | 3.9%) Nation\\\\\\'s Capital Swim Club 02/27/2026 2026 Cherry Blossom Champs
2534 Rowan Payne 1:33.76 9 B Min BB: 1:30.09 (+3.67s | 3.9%) Nation\\\\\\'s Capital Swim Club 01/17/2026 PVS January Open 2026 Fairland
2535 Arthur Cahoy 1:33.77 9 B Min BB: 1:30.09 (+3.68s | 3.9%) Alto Swim Club 02/07/2026 Alto Feb 7 8 CBA Valentines Day
50 Back
45.83
45.83
100 Back
47.94
1:33.77
100 Back
1:33.77
2536 Ethan Li 1:33.78 10 B Min BB: 1:30.09 (+3.69s | 3.9%) Los Altos Mountain View Aquati 03/07/2026 2026 PASA Last Chance For JO S
2537 Micah Bright 1:33.78 10 B Min BB: 1:30.09 (+3.69s | 3.9%) City of Mobile Swim Associatio 12/05/2025 2025 SE Christmas In Auburn
50 Back
46.30
46.30
100 Back
47.48
1:33.78
100 Back
1:33.78
2538 Carter Dabbs 1:33.78 10 B Min BB: 1:30.09 (+3.69s | 3.9%) Midland Dolphins 03/07/2026 2026 Lake Huron Regional Meet
50 Back
42.28
42.28
100 Back
51.50
1:33.78
100 Back
1:33.78
2539 William Martzke 1:33.79 10 B Min BB: 1:30.09 (+3.70s | 3.9%) Birmingham \\\\\\'y\\\\\\' Blue Dolphins 11/22/2025 2025 Royal Fall Cup
50 Back
44.18
44.18
100 Back
49.61
1:33.79
100 Back
1:33.79
2540 Adoren Sun 1:33.79 9 B Min BB: 1:30.09 (+3.70s | 3.9%) Machine Aquatics 03/20/2026 March Madness 2026
2541 Valton Watts 1:33.81 10 B Min BB: 1:30.09 (+3.72s | 4.0%) Houston Hydra 12/20/2024 MAC Hosted 2024 Gulf Fall Champs
50 Back
45.82
45.82
100 Back
47.99
1:33.81
100 Back
1:33.81
2542 Benjamin Maltz 1:33.81 9 B Min BB: 1:30.09 (+3.72s | 4.0%) Club Wolverine 03/07/2026 2026 Lake Ontario Regional Meet
50 Back
45.65
45.65
100 Back
48.16
1:33.81
100 Back
1:33.81
2543 Nikolay Prokopovych 1:33.82 9 B Min BB: 1:30.09 (+3.73s | 4.0%) Amherst Tritons Swim Team 01/09/2026 2026 NE CRIM Jan Team Specialty
50 Back
45.40
45.40
100 Back
48.42
1:33.82
100 Back
1:33.82
2544 Isaiah Williams 1:33.82 10 B Min BB: 1:30.09 (+3.73s | 4.0%) Accokeek Stroke Technique Swim 02/13/2026 39th Black History Swim Meet
50 Back
46.39
46.39
100 Back
47.43
1:33.82
100 Back
1:33.82
2545 Yichen Wang 1:33.83 9 B Min BB: 1:30.09 (+3.74s | 4.0%) Alto Swim Club 03/28/2026 Alto Rock The Blocks Invitational 2026
50 Back
44.08
44.08
100 Back
49.75
1:33.83
100 Back
1:33.83
2546 Travis Cooper 1:33.83 9 B Min BB: 1:30.09 (+3.74s | 4.0%) Rockville Montgomery Swim Club 01/16/2026 2026 RMSC January Intrasquad Meet
50 Back
45.51
45.51
100 Back
48.32
1:33.83
100 Back
1:33.83
2547 Owen Hoots 1:33.83 9 B Min BB: 1:30.09 (+3.74s | 4.0%) Watertown Area Swim Club 05/30/2026 2026 Too Cool For The Pool
50 Back
46.74
46.74
100 Back
47.09
1:33.83
100 Back
1:33.83
2548 Gio Lee 1:33.84 10 B Min BB: 1:30.09 (+3.75s | 4.0%) Ridgewood YMCA Breakers Swim T 11/14/2025 2025 MR COND November IMX Invitational
50 Back
44.77
44.77
100 Back
49.07
1:33.84
100 Back
1:33.84
2549 Henry Hodes 1:33.84 8 B Min BB: 1:30.09 (+3.75s | 4.0%) Executive Swim Club 02/07/2026 2026 NE RAYS Love A Last Chance Specialty
50 Back
46.33
46.33
100 Back
47.51
1:33.84
100 Back
1:33.84
2550 Owen Cochrane 1:33.85 9 B Min BB: 1:30.09 (+3.76s | 4.0%) Catawba Valley Aquatic Club 03/20/2026 2026 BRSL Championships
50 Back
45.04
45.04
100 Back
48.81
1:33.85
100 Back
1:33.85

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.