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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
301 Keegan Donnelly 1:13.77 10 AA Min AAA: 1:12.49 (+1.28s | 1.7%) Mason Makos Swim Team 12/04/2025 2025 Sport Fair Winter Classic
50 Back
36.29
36.29
100 Back
37.48
1:13.77
100 Back
1:13.77
302 Luke VanWoerkom 1:13.78 10 AA Min AAA: 1:12.49 (+1.29s | 1.7%) Byron Center Aquatics 03/14/2026 2026 SCY 10 Under Championship Meet
50 Back
35.38
35.38
100 Back
38.40
1:13.78
100 Back
1:13.78
303 Zachary Zeng 1:13.79 9 AA Min AAA: 1:12.49 (+1.30s | 1.8%) Inglemoor 02/06/2026 2026 (WIAA)KingCo(Sea King Dist II) 3A BoysOB
50 Back
35.58
35.58
100 Back
38.21
1:13.79
100 Back
1:13.79
304 Ewan Anderson 1:13.82 10 AA Min AAA: 1:12.49 (+1.33s | 1.8%) Macedonia Manta Rays 03/12/2026 2026 OH SC Junior Championships
50 Back
36.20
36.20
100 Back
37.62
1:13.82
100 Back
1:13.82
305 Steve Guo 1:13.82 10 AA Min AAA: 1:12.49 (+1.33s | 1.8%) Tac Titans 03/19/2026 2026 NC TAC ESSZ Age Group Sectionals
50 Back
35.17
35.17
100 Back
38.65
1:13.82
100 Back
1:13.82
306 Mason Friesen 1:13.83 10 AA Min AAA: 1:12.49 (+1.34s | 1.8%) Lynden 02/14/2025 2025 Northwest District 1 2A Boys HS Distri
50 Back
35.25
35.25
100 Back
38.58
1:13.83
100 Back
1:13.83
307 August Liao 1:13.85 10 AA Min AAA: 1:12.49 (+1.36s | 1.8%) Canyons Aquatic Club 10/25/2025 CANY Harry Potter Meet
308 Jasper Albers 1:13.85 10 AA Min AAA: 1:12.49 (+1.36s | 1.8%) Mason Makos Swim Team 03/12/2026 2026 PV SC 14 Under Championships Copied
50 Back
36.58
36.58
100 Back
37.27
1:13.85
100 Back
1:13.85
309 Ari Vein 1:13.87 10 AA Min AAA: 1:12.49 (+1.38s | 1.9%) William T Dwyer High School 10/27/2025 2025 FHSAA 4A District 6
50 Back
35.40
35.40
100 Back
38.47
1:13.87
100 Back
1:13.87
310 Mason Bailey 1:13.90 10 AA Min AAA: 1:12.49 (+1.41s | 1.9%) SwimRVA 03/12/2026 2026 Virginia Swimming SC Age Group Champions
50 Back
34.94
34.94
100 Back
38.96
1:13.90
100 Back
1:13.90
311 Mason Lankford 1:13.91 10 AA Min AAA: 1:12.49 (+1.42s | 1.9%) Hydro Swim Club 10/10/2025 2025 October Classic
50 Back
35.83
35.83
100 Back
38.08
1:13.91
100 Back
1:13.91
312 Henry Swinehart 1:13.93 10 AA Min AAA: 1:12.49 (+1.44s | 1.9%) Central Catholic High School 02/15/2025 2025 OR HS 6a 4
50 Back
36.68
36.68
100 Back
37.25
1:13.93
100 Back
1:13.93
313 Ethan Duncan 1:13.94 10 AA Min AAA: 1:12.49 (+1.45s | 2.0%) Rockville Montgomery Swim Club 02/20/2026 2026 RMSC February Invitational
50 Back
35.89
35.89
100 Back
38.05
1:13.94
100 Back
1:13.94
314 Felix Nguyen 1:13.97 10 AA Min AAA: 1:12.49 (+1.48s | 2.0%) Gold Medal Swim Club 02/13/2026 34th Annual Lost Dutchman Invitational
50 Back
36.67
36.67
100 Back
37.30
1:13.97
100 Back
1:13.97
315 Greyson Jimenez 1:13.97 10 AA Min AAA: 1:12.49 (+1.48s | 2.0%) Washougal 02/13/2026 Boys District IV 2A Champs 2026
50 Back
36.04
36.04
100 Back
37.93
1:13.97
100 Back
1:13.97
316 Luke Stehlik 1:13.98 9 AA Min AAA: 1:12.49 (+1.49s | 2.0%) Hood River Valley 02/13/2026 2026 OR HS 5a 1
50 Back
35.86
35.86
100 Back
38.12
1:13.98
100 Back
1:13.98
317 Dalton Gonzalez 1:14.01 9 AA Min AAA: 1:12.49 (+1.52s | 2.1%) Nitro Swimming 01/16/2026 2026 ST NTRO Winter Prelim Final Invite
50 Back
36.07
36.07
100 Back
37.94
1:14.01
100 Back
1:14.01
318 Grant Geisler 1:14.06 10 AA Min AAA: 1:12.49 (+1.57s | 2.1%) Huntsville Swim Association 01/16/2026 2026 HSA TYR Invitational
50 Back
35.53
35.53
100 Back
38.53
1:14.06
100 Back
1:14.06
319 Nathan Gutmanovich 1:14.09 10 AA Min AAA: 1:12.49 (+1.60s | 2.2%) Crimson Aquatics 02/13/2026 2026 NE SAC 10 Under Champs
50 Back
35.74
35.74
100 Back
38.35
1:14.09
100 Back
1:14.09
320 Gabriel Nolan 1:14.10 10 AA Min AAA: 1:12.49 (+1.61s | 2.2%) Long Island Express 01/16/2026 2026 MR LIE Winterfest Invitational
50 Back
36.21
36.21
100 Back
37.89
1:14.10
100 Back
1:14.10
321 Arnas Thompson 1:14.13 10 AA Min AAA: 1:12.49 (+1.64s | 2.2%) Saint Andrew\\\\\\'s Aquatics 02/06/2026 Friendship Meet 2026
50 Back
35.76
35.76
100 Back
38.37
1:14.13
100 Back
1:14.13
322 Charlie Lockett 1:14.19 10 AA Min AAA: 1:12.49 (+1.70s | 2.3%) Nitro Swimming 12/12/2025 2025 ST AAAA NS Winter Wonderland
50 Back
37.26
37.26
100 Back
36.93
1:14.19
100 Back
1:14.19
323 Seth Snyder 1:14.22 10 AA Min AAA: 1:12.49 (+1.73s | 2.3%) Lynchburg YMCA Swim Team 03/19/2026 2026 USRY Short Course Champs
50 Back
36.96
36.96
100 Back
37.26
1:14.22
100 Back
1:14.22
324 Tanner Koh 1:14.22 5 AA Min AAA: 1:12.49 (+1.73s | 2.3%) Meadow 11/01/2025 Kati McDermott Memorial Fall Jamboree Invite
325 Alexander Lyavzin 1:14.23 10 AA Min AAA: 1:12.49 (+1.74s | 2.3%) SwimRight Team 03/05/2026 2026 FG Age Group SCY Championships
50 Back
35.88
35.88
100 Back
38.35
1:14.23
100 Back
1:14.23
326 Johann Gomez Ugalde 1:14.29 10 AA Min AAA: 1:12.49 (+1.80s | 2.4%) Southwest Stars Swim Club 02/06/2026 2026 Stanton C Craigie Memorial Invite
50 Back
35.70
35.70
100 Back
38.59
1:14.29
100 Back
1:14.29
327 Carlos Montenegro 1:14.30 9 AA Min AAA: 1:12.49 (+1.81s | 2.4%) Kentridge 01/10/2026 2026 Kentridge High School Invitational Obse
50 Back
36.39
36.39
100 Back
37.91
1:14.30
100 Back
1:14.30
328 Christian Briscoe 1:14.32 10 AA Min AAA: 1:12.49 (+1.83s | 2.5%) Marlins Of Raleigh 03/19/2026 2026 NC TAC ESSZ Age Group Sectionals
50 Back
35.41
35.41
100 Back
38.91
1:14.32
100 Back
1:14.32
329 Levi Beylin 1:14.38 10 AA Min AAA: 1:12.49 (+1.89s | 2.5%) Ridgewood YMCA Breakers Swim T 11/14/2025 2025 MR COND November IMX Invitational
50 Back
35.49
35.49
100 Back
38.89
1:14.38
100 Back
1:14.38
330 Aaron Kim 1:14.44 10 AA Min AAA: 1:12.49 (+1.95s | 2.6%) EL Paso Border Land Swim Team 02/27/2026 2026 BD SCY Border Champs
50 Back
36.40
36.40
100 Back
38.04
1:14.44
100 Back
1:14.44
331 Benton Bower 1:14.44 10 AA Min AAA: 1:12.49 (+1.95s | 2.6%) The St. James Swim Club 03/12/2026 2026 PV SC 14 Under Championships Copied
50 Back
36.39
36.39
100 Back
38.05
1:14.44
100 Back
1:14.44
332 Coleman McCheyne 1:14.60 10 AA Min AAA: 1:12.49 (+2.11s | 2.8%) Aquatic Team Of Mecklenburg 03/20/2026 2026 BRSL Championships
50 Back
36.56
36.56
100 Back
38.04
1:14.60
100 Back
1:14.60
333 Antonio Carom 1:14.61 10 AA Min AAA: 1:12.49 (+2.12s | 2.8%) Gulliver Preparatory School 09/20/2025 20th Annual September Splash
50 Back
36.35
36.35
100 Back
38.26
1:14.61
100 Back
1:14.61
334 Davis King 1:14.64 9 AA Min AAA: 1:12.49 (+2.15s | 2.9%) Tac Titans 02/26/2026 2026 NCS SC AG CHAMPS
50 Back
35.32
35.32
100 Back
39.32
1:14.64
100 Back
1:14.64
335 Jackson Lee 1:14.67 10 AA Min AAA: 1:12.49 (+2.18s | 2.9%) Burlingame Aquatics 03/28/2026 PSL March CBA+
336 Ethan Zhao 1:14.69 10 AA Min AAA: 1:12.49 (+2.20s | 2.9%) Tac Titans 02/26/2026 2026 NCS SC AG CHAMPS
50 Back
35.95
35.95
100 Back
38.74
1:14.69
100 Back
1:14.69
337 Robert Richards 1:14.70 10 AA Min AAA: 1:12.49 (+2.21s | 3.0%) Bolles School Sharks 01/30/2026 2026 BSS February Classic Copied
50 Back
36.44
36.44
100 Back
38.26
1:14.70
100 Back
1:14.70
338 Henry Means 1:14.73 10 AA Min AAA: 1:12.49 (+2.24s | 3.0%) New Albany Aquatic Club 03/12/2026 2026 OH SC Junior Championships
50 Back
35.49
35.49
100 Back
39.24
1:14.73
100 Back
1:14.73
339 Patrick Rollins 1:14.79 10 AA Min AAA: 1:12.49 (+2.30s | 3.1%) Atlantis Swimming 02/27/2026 2026 MCSA Junior Cup
50 Back
37.40
37.40
100 Back
37.39
1:14.79
100 Back
1:14.79
340 Nicholas Bannick 1:14.79 9 AA Min AAA: 1:12.49 (+2.30s | 3.1%) HOWELL HIGH SCHOOL (MI) 02/26/2026 2026 KLAA B Conference Swim Meet
50 Back
36.07
36.07
100 Back
38.72
1:14.79
100 Back
1:14.79
341 Jeffrey Xiong 1:14.81 10 AA Min AAA: 1:12.49 (+2.32s | 3.1%) Arctic Aquatics 03/13/2026 2026 NE CRA End Of Season March Invite
50 Back
37.13
37.13
100 Back
37.68
1:14.81
100 Back
1:14.81
342 Alex Michelet 1:14.85 10 AA Min AAA: 1:12.49 (+2.36s | 3.2%) Lake Washington 02/07/2025 2025 KingCo Conference Boys HS Champs
50 Back
36.49
36.49
100 Back
38.36
1:14.85
100 Back
1:14.85
343 Logan Bratu 1:14.86 10 AA Min AAA: 1:12.49 (+2.37s | 3.2%) Asphalt Green Unified Aquatics 12/11/2025 2025 Katie Ledecky Invitational
50 Back
36.59
36.59
100 Back
38.27
1:14.86
100 Back
1:14.86
344 Silas Sebera 1:14.90 10 AA Min AAA: 1:12.49 (+2.41s | 3.2%) Nova of Virginia 11/07/2025 2025 Mid Atlantic AG Championship Showdown
50 Back
36.73
36.73
100 Back
38.17
1:14.90
100 Back
1:14.90
345 Aleck Shakhbazyan 1:14.91 10 AA Min AAA: 1:12.49 (+2.42s | 3.2%) Matchpoint Nyc 02/07/2026 2026 MR FREE Championships Meets Qualifier
50 Back
36.46
36.46
100 Back
38.45
1:14.91
100 Back
1:14.91
346 Will Moreno 1:14.93 10 BB Min A: 1:09.29 (+5.64s | 7.5%) Carolina Aquatic Team 02/26/2026 2026 NCS SC AG CHAMPS
50 Back
37.01
37.01
100 Back
37.92
1:14.93
100 Back
1:14.93
347 Declan Dame 1:14.95 10 AA Min AAA: 1:12.49 (+2.46s | 3.3%) SwimMAC Carolina 02/26/2026 2026 NCS SC AG CHAMPS
50 Back
36.41
36.41
100 Back
38.54
1:14.95
100 Back
1:14.95
348 Maxim Kurochkin 1:14.96 10 AA Min AAA: 1:12.49 (+2.47s | 3.3%) Cat 5 Aquatics 01/16/2026 2026 GPAC Winter Invitational
50 Back
36.39
36.39
100 Back
38.57
1:14.96
100 Back
1:14.96
349 Benjamin Shen 1:14.96 10 AA Min AAA: 1:12.49 (+2.47s | 3.3%) Orinda Aquatics 12/12/2025 Winter SC Age Group Championships
50 Back
36.90
36.90
100 Back
38.06
1:14.96
100 Back
1:14.96
350 Parker Sam 1:14.97 10 AA Min AAA: 1:12.49 (+2.48s | 3.3%) Utica Shelby Swim Club 02/27/2026 2026 Junior Cup
50 Back
36.24
36.24
100 Back
38.73
1:14.97
100 Back
1:14.97

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.