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
4351 Maseo Aberasturia 1:43.24 10 B: 1:40.69 (+2.55s | 2.5%) Bluefish Swim Club 01/16/2026 2026 NE CS Bronze Championships
50 Back
52.39
52.39
100 Back
50.85
1:43.24
100 Back
1:43.24
4352 John Carson 1:43.24 9 B: 1:40.69 (+2.55s | 2.5%) Area Tallahassee Aquatic Club 01/31/2025 2025 MAC Crutchfield Invitational
4353 Aur Cannaviello Persiche 1:43.24 9 B: 1:40.69 (+2.55s | 2.5%) Asphalt Green Unified Aquatics 12/05/2025 2025 MR NYS Holiday Classic Trials Finals
50 Back
50.15
50.15
100 Back
53.09
1:43.24
100 Back
1:43.24
4354 Nathan Nguyen 1:43.25 10 B: 1:40.69 (+2.56s | 2.5%) San Jose Goosemonkeys 12/05/2025 Zone 1S Year End Age Group Champs Minus Meet
4355 Westley Butler 1:43.27 9 B: 1:40.69 (+2.58s | 2.5%) Greater Omaha Aquatics Leopard 01/31/2026 2026 MW SCSC President S Day Meet
50 Back
48.71
48.71
100 Back
54.56
1:43.27
100 Back
1:43.27
4356 Becket Ahern 1:43.27 10 B: 1:40.69 (+2.58s | 2.5%) North Jeffco Swim Team 12/12/2025 2025 CO NJ Blizzard Invite
50 Back
49.42
49.42
50 Back
49.42
100 Back
53.85
1:43.27
50 Back
53.85
4357 Sebastian Morrell 1:43.28 8 B: 1:40.69 (+2.59s | 2.5%) Sporting Jax Aquatic Club 12/04/2025 RAFC Winter Classic
50 Back
49.82
49.82
100 Back
53.46
1:43.28
100 Back
1:43.28
4358 Frank Muchna 1:43.30 7 B: 1:40.69 (+2.61s | 2.5%) Sharks Swim Club 02/21/2025 2025 Gulf 12 Under Champs (NOCH)
50 Back
51.98
51.98
100 Back
51.32
1:43.30
100 Back
1:43.30
4359 Austin Volz 1:43.30 9 B: 1:40.69 (+2.61s | 2.5%) Nitro Swimming 01/17/2026 2026 ST AQTX B Champs North
50 Back
50.07
50.07
100 Back
53.23
1:43.30
100 Back
1:43.30
4360 Ryan Hu 1:43.31 7 B: 1:40.69 (+2.62s | 2.5%) Wave Aquatics 06/20/2025 2025 PN SRST StingRay Invitational
50 Back
51.50
51.50
100 Back
51.81
1:43.31
100 Back
1:43.31
4361 Nathaniel Hensley 1:43.33 10 B: 1:40.69 (+2.64s | 2.6%) Nitro Swimming 01/04/2026 2026 ST NTRO Chilly Icicles
50 Back
49.58
49.58
100 Back
53.75
1:43.33
100 Back
1:43.33
4362 Ethan Baxter 1:43.33 10 B: 1:40.69 (+2.64s | 2.6%) Island Aquatics 11/15/2025 2025 MAGSA SCY A3 Meet
50 Back
52.30
52.30
100 Back
51.03
1:43.33
100 Back
1:43.33
4363 Asher Warren 1:43.35 8 B: 1:40.69 (+2.66s | 2.6%) Old Dominion Aquatic Club 02/07/2026 2026 8 And Under Southeastern District Champs
50 Back
50.70
50.70
100 Back
52.65
1:43.35
100 Back
1:43.35
4364 Timothy Natonski 1:43.36 8 B: 1:40.69 (+2.67s | 2.6%) Hydra Aquatics 11/14/2025 ISCA Fall Classic Championship 2025
50 Back
50.95
50.95
100 Back
52.41
1:43.36
100 Back
1:43.36
4365 Simon Zvenigorodskiy 1:43.38 8 B: 1:40.69 (+2.69s | 2.6%) Jcc Sea Serpents 10/19/2025 2025 NE JCCS Newton J Dual Meet Copied
50 Back
48.83
48.83
100 Back
54.55
1:43.38
100 Back
1:43.38
4366 George Li 1:43.42 8 B: 1:40.69 (+2.73s | 2.6%) Bellevue Club Swim Team 01/31/2026 2026 PN BISC Bluefin Invitational
50 Back
51.25
51.25
100 Back
52.17
1:43.42
100 Back
1:43.42
4367 Liam Stollings 1:43.42 10 B: 1:40.69 (+2.73s | 2.6%) Life Time Mid Atlantic Swim Te 02/07/2026 2026 MAKO QUALIFIER
50 Back
49.61
49.61
100 Back
53.81
1:43.42
100 Back
1:43.42
4368 Dennis Liu 1:43.43 9 B: 1:40.69 (+2.74s | 2.6%) Milpitas Aquatic Club 09/27/2025 2025 MAC Season Kick Off
4369 Noah Dudley 1:43.45 10 B: 1:40.69 (+2.76s | 2.7%) Cedar Swim Club 11/21/2025 2025 CSC Thanksgiving Invite
50 Back
48.97
48.97
100 Back
54.48
1:43.45
100 Back
1:43.45
4370 River Wilkinson 1:43.47 9 B: 1:40.69 (+2.78s | 2.7%) North Coast Aquatics 01/31/2026 2026 SI HSA All Ages NTS Meet
4371 Jack Faber 1:43.47 9 B: 1:40.69 (+2.78s | 2.7%) Northglenn Fusion Swim Club 01/09/2026 2026 CO NJ Narwhal Invitational
50 Back
50.11
50.11
100 Back
53.36
1:43.47
100 Back
1:43.47
4372 Srujan Dudda 1:43.47 10 B: 1:40.69 (+2.78s | 2.7%) Sporting Jax Aquatic Club 10/10/2025 2025 October Classic
4373 Corey Stolz 1:43.48 10 B: 1:40.69 (+2.79s | 2.7%) North Jeffco Swim Team 01/09/2026 2026 CO NJ Narwhal Invitational
50 Back
50.47
50.47
100 Back
53.01
1:43.48
100 Back
1:43.48
4374 Benjamin Matteini 1:43.49 9 B: 1:40.69 (+2.80s | 2.7%) Long Island Aquatic Club 01/10/2026 2026 MR FA Iron Dragon Invitational
50 Back
49.67
49.67
100 Back
53.82
1:43.49
100 Back
1:43.49
4375 Gibson Haynes 1:43.49 9 B: 1:40.69 (+2.80s | 2.7%) Lake Oswego Swim Club 02/06/2026 2026 Forest Grove Coast Range Qualifier
50 Back
51.09
51.09
100 Back
52.40
1:43.49
100 Back
1:43.49
4376 Alexander Zavala 1:43.50 9 B: 1:40.69 (+2.81s | 2.7%) Tuna Swim Club 12/20/2025 2025 MN AQJT Holiday Invite
50 Back
53.44
53.44
100 Back
50.06
1:43.50
100 Back
1:43.50
4377 Henry Wolffe 1:43.50 9 B: 1:40.69 (+2.81s | 2.7%) Bainbridge Island Swim Club 04/26/2025 2025 PN UPAC Mark Olson Invitational
4378 Ryan Clark 1:43.50 9 B: 1:40.69 (+2.81s | 2.7%) York Swim Club of Northern Vir 12/12/2025 2025 MAKO HOLIDAY INVITATIONAL
50 Back
49.20
49.20
100 Back
54.30
1:43.50
100 Back
1:43.50
4379 Liam Liu 1:43.51 7 B: 1:40.69 (+2.82s | 2.7%) Washingtonians Swim Club 01/31/2026 The 2026 Super FISH Bowl XVI
4380 Anay Agarwal 1:43.51 8 B: 1:40.69 (+2.82s | 2.7%) West Coast Aquatics 02/07/2026 2026 PN IST Feb Winter Invitational Approved
50 Back
49.98
49.98
100 Back
53.53
1:43.51
100 Back
1:43.51
4381 Larkin Smither 1:43.53 10 B: 1:40.69 (+2.84s | 2.7%) Hanover Aquatics 01/17/2026 2026 Duck Bowl
50 Back
49.18
49.18
100 Back
54.35
1:43.53
100 Back
1:43.53
4382 Henry Krovitz 1:43.53 8 B: 1:40.69 (+2.84s | 2.7%) Univ. of Denver Hilltoppers 02/07/2025 2025 CO NJ Groundhog Invite
50 Back
51.12
51.12
100 Back
52.41
1:43.53
100 Back
1:43.53
4383 Erik Shabdanov 1:43.54 7 B: 1:40.69 (+2.85s | 2.8%) Sunnyvale Swim Club 07/19/2025 2025 DACA SC CBA Meet
4384 Stiles McCumber 1:43.54 10 B: 1:40.69 (+2.85s | 2.8%) Huntsville Swim Association 10/17/2025 2025 HSA Fran Norris Meet
50 Back
50.08
50.08
100 Back
53.46
1:43.54
100 Back
1:43.54
4385 Carl Antolick 1:43.55 10 B: 1:40.69 (+2.86s | 2.8%) New Wave Swim Team 12/13/2025 2025 Ugly Sweater Meet
50 Back
49.81
49.81
100 Back
53.74
1:43.55
100 Back
1:43.55
4386 Shayan Sarkar 1:43.56 9 B: 1:40.69 (+2.87s | 2.8%) Diablo Aquatics 11/08/2025 Brentwood Seawolves SCY C B BB+
4387 Liam Fearon 1:43.56 8 B: 1:40.69 (+2.87s | 2.8%) Mid Hudson Heatwaves 01/31/2026 2026 MR MWDA YBAR Sink Or Swim Invitational
50 Back
51.06
51.06
100 Back
52.50
1:43.56
100 Back
1:43.56
4388 William Lan 1:43.57 10 B: 1:40.69 (+2.88s | 2.8%) Rancho San Dieguito 10/11/2025 2025 SI RSD All Ages B C Meet
50 Back
49.90
49.90
100 Back
53.67
1:43.57
100 Back
1:43.57
4389 Finnegan Dunn 1:43.58 10 B: 1:40.69 (+2.89s | 2.8%) New York Sharks Aquatics 02/06/2026 2026 MR COND Last Chance Invitational
50 Back
50.03
50.03
100 Back
53.55
1:43.58
100 Back
1:43.58
4390 Austin Basham 1:43.58 9 B: 1:40.69 (+2.89s | 2.8%) Coast Aquatics 02/13/2026 2026 SES Region 4 Championships
50 Back
50.08
50.08
100 Back
53.50
1:43.58
100 Back
1:43.58
4391 Bryce Tsai 1:43.59 9 B: 1:40.69 (+2.90s | 2.8%) Huntsville Swim Association 01/16/2026 2026 HSA TYR Invitational
50 Back
49.66
49.66
100 Back
53.93
1:43.59
100 Back
1:43.59
4392 Mago Christopher 1:43.60 10 B: 1:40.69 (+2.91s | 2.8%) North Shore Swim Club 02/07/2026 2026 NE NSSC Last Chance Meet
4393 Josiah Hearns 1:43.60 9 B: 1:40.69 (+2.91s | 2.8%) North Channel Aquatics 12/20/2024 2024 Gulf Fall Champs (SHRK)
50 Back
51.39
51.39
100 Back
52.21
1:43.60
100 Back
1:43.60
4394 Bentley Branch 1:43.61 10 B: 1:40.69 (+2.92s | 2.8%) Hickam Hurricanes 12/06/2025 45th Annual Ken Suenaga Invitational (SCY)
4395 Ethan King 1:43.61 10 B: 1:40.69 (+2.92s | 2.8%) The Fish 01/31/2026 The 2026 Super FISH Bowl XVI
50 Back
53.09
53.09
100 Back
50.52
1:43.61
100 Back
1:43.61
4396 Maddox Des Lauriers 1:43.63 10 B: 1:40.69 (+2.94s | 2.8%) Foxjets Swim Team 11/08/2025 2025 MN FOXJ November Bronze
50 Back
49.95
49.95
100 Back
53.68
1:43.63
100 Back
1:43.63
4397 Gabriel Butler 1:43.63 9 B: 1:40.69 (+2.94s | 2.8%) Southern Utah Swimming Associa 12/13/2024 Stingrays Christmas Chaos Dec 2024
4398 Theo Rogalsky 1:43.63 9 B: 1:40.69 (+2.94s | 2.8%) Gold Coast Swim Team 01/10/2026 2026 SCAT B C Open
50 Back
51.28
51.28
100 Back
52.35
1:43.63
100 Back
1:43.63
4399 Harrison Green 1:43.64 10 B: 1:40.69 (+2.95s | 2.8%) Nova of Virginia 01/09/2026 NOVA New Year S Kick Off
50 Back
49.14
49.14
100 Back
54.50
1:43.64
100 Back
1:43.64
4400 Behrett Ballance 1:43.64 10 B: 1:40.69 (+2.95s | 2.8%) Bend Swim Club 11/21/2025 2025 Rogue Rapids Sofia Marks Invitational
50 Back
49.79
49.79
100 Back
53.85
1:43.64
100 Back
1:43.64

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.