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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
3401 Thaddeus Roberts 1:41.44 9 B: 1:40.69 (+0.75s | 0.7%) Boise YMCA Swim Team 02/14/2025 2025 SRS Winter Champsionships
50 Back
48.74
48.74
100 Back
52.70
1:41.44
100 Back
1:41.44
3402 Daniel Lin 1:41.44 8 B: 1:40.69 (+0.75s | 0.7%) Madison Swimming Association 10/17/2025 2025 HSA Fran Norris Meet
50 Back
48.24
48.24
100 Back
53.20
1:41.44
100 Back
1:41.44
3403 Ray Hoage 1:41.45 10 B: 1:40.69 (+0.76s | 0.7%) Tollefson Swimming 11/14/2025 ISCA Fall Classic Championship 2025
50 Back
49.10
49.10
100 Back
52.35
1:41.45
100 Back
1:41.45
3404 Bolden Rapuzzi 1:41.45 9 B: 1:40.69 (+0.76s | 0.7%) Denver Swim Academy 10/10/2026 2026 CO FST Swim Pink
50 Back
1:47.47
1:47.47
100 Back
-6.-2
1:41.45
100 Back
1:41.45
3405 Samuel Rogers 1:41.47 10 B: 1:40.69 (+0.78s | 0.8%) Oyster River Otters 12/07/2025 2025 NE ORO December Meet
50 Back
50.21
50.21
100 Back
51.26
1:41.47
100 Back
1:41.47
3406 Finley Brandt 1:41.51 10 B: 1:40.69 (+0.82s | 0.8%) Houston Hydra 12/20/2024 MAC Hosted 2024 Gulf Fall Champs
50 Back
48.68
48.68
100 Back
52.83
1:41.51
100 Back
1:41.51
3407 Dylan Ng 1:41.51 9 B: 1:40.69 (+0.82s | 0.8%) Team Suffolk 12/11/2025 2025 MR HAUP Eagle Invitational
50 Back
49.42
49.42
100 Back
52.09
1:41.51
100 Back
1:41.51
3408 Siamak Dalley 1:41.53 9 B: 1:40.69 (+0.84s | 0.8%) DC Dept Of Parks and Recreatio 12/20/2025 2025 Candy Cane Sprints
50 Back
49.45
49.45
100 Back
52.08
1:41.53
100 Back
1:41.53
3409 Mark Yashchynskyi 1:41.53 9 B: 1:40.69 (+0.84s | 0.8%) Utica Shelby Swim Club 12/06/2025 SLA Holiday Blast
50 Back
48.57
48.57
100 Back
52.96
1:41.53
100 Back
1:41.53
3410 Avery Greenup 1:41.54 9 B: 1:40.69 (+0.85s | 0.8%) Plymouth Canton Cruisers 02/27/2026 2026 Junior Cup
50 Back
48.92
48.92
100 Back
52.62
1:41.54
100 Back
1:41.54
3411 Nathan Wang 1:41.54 10 B: 1:40.69 (+0.85s | 0.8%) Sunnyvale Swim Club 10/24/2026 SUNN Fall Classic 2026
3412 Baden Brown 1:41.55 9 B: 1:40.69 (+0.86s | 0.8%) Rancho San Dieguito 10/17/2026 2026 SI RSD All Ages NTS Meet
50 Back
50.90
50.90
100 Back
50.65
1:41.55
100 Back
1:41.55
3413 Marlon Chinchilla 1:41.56 9 B: 1:40.69 (+0.87s | 0.9%) Piranha Swimming 02/28/2026 VJO Rep The Bay C B A+ 2026 Copied
3414 Thomas Van Epp 1:41.56 9 B: 1:40.69 (+0.87s | 0.9%) Nova of Virginia 11/22/2025 NOVA Cranberry Contender
50 Back
49.40
49.40
100 Back
52.16
1:41.56
100 Back
1:41.56
3415 Isaac Klopp 1:41.56 9 B: 1:40.69 (+0.87s | 0.9%) Team Charlotte Swimming 03/07/2026 2026 MSA March Madness Invitational
50 Back
45.90
45.90
100 Back
55.66
1:41.56
100 Back
1:41.56
3416 Samuel Gusev 1:41.57 8 B: 1:40.69 (+0.88s | 0.9%) Tide Swimming 12/11/2025 2025 East Coast WinterFest
50 Back
48.05
48.05
100 Back
53.52
1:41.57
100 Back
1:41.57
3417 Caiden King 1:41.57 9 B: 1:40.69 (+0.88s | 0.9%) Hampton Virginia Current 12/12/2025 2025 HVAC Winterfest Invitational
50 Back
49.83
49.83
100 Back
51.74
1:41.57
100 Back
1:41.57
3418 Cooper Diamond 1:41.58 9 B: 1:40.69 (+0.89s | 0.9%) Mason Makos Swim Team 03/21/2026 2026 MAKO SPRING FLING
50 Back
49.09
49.09
100 Back
52.49
1:41.58
100 Back
1:41.58
3419 Cole Mazen 1:41.58 9 B: 1:40.69 (+0.89s | 0.9%) North Baltimore Aquatic Club 03/21/2026 2026 Maryland 9 10 B Championship Meet
50 Back
50.29
50.29
100 Back
51.29
1:41.58
100 Back
1:41.58
3420 Cody Preikschas 1:41.58 9 B: 1:40.69 (+0.89s | 0.9%) Area Tallahassee Aquatic Club 09/25/2026 2026 Tropic Like It S Hot Open
25 Back
24.44
24.44
50 Back
25.24
49.68
50 Back
49.68
75 Back
27.48
1:17.16
100 Back
24.42
1:41.58
50 Back
51.90
3421 Nathan Bennett 1:41.59 9 B: 1:40.69 (+0.90s | 0.9%) Quince Orchard Swim Academy 12/20/2025 2025 Splash And Dash
3422 Austin Shinohara 1:41.60 7 B: 1:40.69 (+0.91s | 0.9%) Twisters Swim Club 10/10/2025 2025 MR LIE Octoberfest Invitational
50 Back
47.90
47.90
100 Back
53.70
1:41.60
100 Back
1:41.60
3423 Mason Lam 1:41.60 9 B: 1:40.69 (+0.91s | 0.9%) Apex 08/07/2026 2026 OR NST Seahorse Invitational
50 Back
49.93
49.93
100 Back
51.67
1:41.60
100 Back
1:41.60
3424 Garett Biberston 1:41.60 9 B: 1:40.69 (+0.91s | 0.9%) Winchester Swim Team 10/18/2025 2025 RAYS Great Pumpkin Splash Invitational
50 Back
48.77
48.77
100 Back
52.83
1:41.60
100 Back
1:41.60
3425 Lucas Tang 1:41.60 10 B: 1:40.69 (+0.91s | 0.9%) Alamo Area Aquatic Association 01/21/2026 2026 ST AAAA NS January Race Night
3426 Nathan Smolyar 1:41.61 10 B: 1:40.69 (+0.92s | 0.9%) Nation\\\\\\'s Capital Swim Club 02/27/2026 2026 Cherry Blossom Champs
50 Back
49.56
49.56
100 Back
52.05
1:41.61
100 Back
1:41.61
3427 William Mitchell 1:41.62 10 B: 1:40.69 (+0.93s | 0.9%) Saint Petersburg Aquatics 02/06/2026 2026 TBAC Winter Meet Copied
3428 Michael O'Connell 1:41.63 10 B: 1:40.69 (+0.94s | 0.9%) Riptide Swim Team 02/27/2026 2026 MN MAN Minnesota Regional Championship
50 Back
49.94
49.94
100 Back
51.69
1:41.63
100 Back
1:41.63
3429 Ethan Feng 1:41.63 10 B: 1:40.69 (+0.94s | 0.9%) North Coast Aquatics 10/17/2026 2026 SI RSD All Ages NTS Meet
50 Back
51.06
51.06
100 Back
50.57
1:41.63
100 Back
1:41.63
3430 Pedro Rascon 1:41.64 9 B: 1:40.69 (+0.95s | 0.9%) El Paso Aqua Posse 10/17/2026 2026 BD SWAToberfest Sprintacular
3431 Coleman Wixom 1:41.65 10 B: 1:40.69 (+0.96s | 0.9%) Heartland Swim Assoc 10/11/2025 2025 SI HSA All Ages B C
3432 Eduardo Rodriguez 1:41.66 10 B: 1:40.69 (+0.97s | 1.0%) Houston Waves Swim Club 12/20/2024 2024 Gulf Fall Champs (ESCA AMBU)
3433 Benjamin Levin 1:41.66 10 B: 1:40.69 (+0.97s | 1.0%) Shawmut Aquatic Club 03/13/2026 2026 Shawmut NE Cup Championship
50 Back
49.69
49.69
100 Back
51.97
1:41.66
100 Back
1:41.66
3434 Heinrich Forsbach Sotelo 1:41.66 9 B: 1:40.69 (+0.97s | 1.0%) Quest Swimming 11/15/2025 2025 WAC Fall Classic
50 Back
49.65
49.65
100 Back
52.01
1:41.66
100 Back
1:41.66
3435 Jason Rector 1:41.68 7 B: 1:40.69 (+0.99s | 1.0%) Valley Swim Team Phoenix 03/20/2026 2026 SwimRVA Clover Cup
50 Back
50.31
50.31
100 Back
51.37
1:41.68
100 Back
1:41.68
3436 Everett Crawford 1:41.68 9 B: 1:40.69 (+0.99s | 1.0%) Bainbridge Island Swim Club 10/03/2026 2026 PN SSCD Autumn Open N Approved
50 Back
47.64
47.64
100 Back
54.04
1:41.68
100 Back
1:41.68
3437 Zachary Ruiz 1:41.69 10 B: 1:40.69 (+1.00s | 1.0%) Laker Swim 10/17/2026 2026 Laker IMX Showdown
50 Back
48.58
48.58
100 Back
53.11
1:41.69
100 Back
1:41.69
3438 Avri Dorn 1:41.70 10 B: 1:40.69 (+1.01s | 1.0%) Calvert Aquatics Club 02/06/2026 2026 Last Chance Qualifying Meet
50 Back
48.99
48.99
100 Back
52.71
1:41.70
100 Back
1:41.70
3439 Atticus Kwan 1:41.71 10 B: 1:40.69 (+1.02s | 1.0%) Boys & Girls Club of SF 10/24/2026 PSL Pumpkin Spice Splash
3440 Cairo Monreal 1:41.72 10 B: 1:40.69 (+1.03s | 1.0%) Parkway-Rockwood Gateway Swim 10/09/2026 Fall Festival Invitational
3441 Jack Benson 1:41.73 9 B: 1:40.69 (+1.04s | 1.0%) Worthington Swim Club 02/19/2026 2026 OH WOR SC Regional Championships
50 Back
50.50
50.50
100 Back
51.23
1:41.73
100 Back
1:41.73
3442 Yusufbek Urmonjonov 1:41.74 9 B: 1:40.69 (+1.05s | 1.0%) Egra Waves 11/01/2025 Greater Kalamazoo Arena Challenge
50 Back
50.74
50.74
100 Back
51.00
1:41.74
100 Back
1:41.74
3443 Tan Dinh 1:41.74 7 B: 1:40.69 (+1.05s | 1.0%) Fairfax Foxes Swimming 11/07/2025 2025 FXFX Loughmiller Memorial
50 Back
49.81
49.81
100 Back
51.93
1:41.74
100 Back
1:41.74
3444 Richard Li 1:41.75 9 B: 1:40.69 (+1.06s | 1.0%) Monocacy Aquatic Club 03/13/2026 2026 Speedo Maryland Junior Championship Si
50 Back
50.46
50.46
100 Back
51.29
1:41.75
100 Back
1:41.75
3445 Rowan Barnhart 1:41.75 9 B: 1:40.69 (+1.06s | 1.0%) Memphis Tiger Swimming 09/25/2026 2026 Tiger Fall Classic
3446 Grayson Poole 1:41.76 9 B: 1:40.69 (+1.07s | 1.1%) Calvert Aquatics Club 03/20/2026 2026 SwimRVA Clover Cup
50 Back
48.15
48.15
100 Back
53.61
1:41.76
100 Back
1:41.76
3447 Aydin Ansari 1:41.77 9 B: 1:40.69 (+1.08s | 1.1%) Beast 12/04/2025 2025 Holiday Swim Festival
50 Back
46.06
46.06
100 Back
55.71
1:41.77
100 Back
1:41.77
3448 Thomas Golder 1:41.77 9 B: 1:40.69 (+1.08s | 1.1%) Sailfish Aquatics 03/07/2026 2026 MSA March Madness Invitational
50 Back
50.05
50.05
100 Back
51.72
1:41.77
100 Back
1:41.77
3449 Cash Svenby 1:41.77 10 B: 1:40.69 (+1.08s | 1.1%) Valley Dolphins Swim Team 07/18/2026 2026 CO AP Rocky Mountain State Games
50 Back
48.50
48.50
100 Back
53.27
1:41.77
100 Back
1:41.77
3450 Callahan Calkins 1:41.77 10 B: 1:40.69 (+1.08s | 1.1%) Hydro Swim Club 02/23/2025 Racers Feb 2025 Last Chance

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.