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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
1001 Alexander Donovan 1:21.03 10 BB Min A: 1:19.59 (+1.44s | 1.8%) Eastern Nassau Aquatic Club 01/30/2026 2026 MR LIE Second Chance Invitational
50 Back
39.51
39.51
100 Back
41.52
1:21.03
100 Back
1:21.03
1002 Grayson Bachkosky 1:21.03 9 BB Min A: 1:19.59 (+1.44s | 1.8%) Bgc-N. Westchester Marlins 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Back
38.93
38.93
100 Back
42.10
1:21.03
100 Back
1:21.03
1003 Sebastian Wood 1:21.03 10 BB Min A: 1:19.59 (+1.44s | 1.8%) Lake Lytal Lightning 11/21/2025 2025 NPB Turkey Invite
50 Back
38.61
38.61
100 Back
42.42
1:21.03
100 Back
1:21.03
1004 Isaac Toledo 1:21.03 10 BB Min A: 1:19.59 (+1.44s | 1.8%) Fusion Aquatics 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Back
39.89
39.89
100 Back
41.14
1:21.03
100 Back
1:21.03
1005 Connor Woo 1:21.04 10 BB Min A: 1:19.59 (+1.45s | 1.8%) Rockville Montgomery Swim Club 03/12/2026 2026 PV SC 14 Under Championships Copied
50 Back
39.70
39.70
100 Back
41.34
1:21.04
100 Back
1:21.04
1006 Kaimana Hashimoto 1:21.04 10 BB Min A: 1:19.59 (+1.45s | 1.8%) Splash Aquatics, Inc 03/19/2026 2026 Northwest Region AG Champs Approved
50 Back
39.14
39.14
100 Back
41.90
1:21.04
100 Back
1:21.04
1007 Timur Kolchin 1:21.05 10 BB Min A: 1:19.59 (+1.46s | 1.8%) Fast Lane Aquatics 01/30/2026 2026 FAST February Helping Hands Invite
50 Back
38.99
38.99
100 Back
42.06
1:21.05
100 Back
1:21.05
1008 Owen Nguyen 1:21.07 9 BB Min A: 1:19.59 (+1.48s | 1.8%) Mission Viejo Nadadores 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Back
40.09
40.09
100 Back
40.98
1:21.07
100 Back
1:21.07
1009 Timur Kochmar 1:21.08 9 BB Min A: 1:19.59 (+1.49s | 1.8%) SwimRight Team 12/11/2025 35th Annual Winter Championships
50 Back
38.21
38.21
100 Back
42.87
1:21.08
100 Back
1:21.08
1010 Theodore Scharper 1:21.08 9 BB Min A: 1:19.59 (+1.49s | 1.8%) North Baltimore Aquatic Club 03/05/2026 2026 MD LSC 14 U Championships
50 Back
39.67
39.67
100 Back
41.41
1:21.08
100 Back
1:21.08
1011 Bentley Nobles 1:21.09 10 BB Min A: 1:19.59 (+1.50s | 1.8%) Tnt Swimming 01/16/2026 2026 GPAC Winter Invitational
50 Back
39.44
39.44
100 Back
41.65
1:21.09
100 Back
1:21.09
1012 Elias Morgan 1:21.09 9 BB Min A: 1:19.59 (+1.50s | 1.8%) Huntsville Swim Association 12/05/2025 2025 Holiday Classic
50 Back
40.20
40.20
100 Back
40.89
1:21.09
100 Back
1:21.09
1013 Gilly Luna 1:21.10 10 BB Min A: 1:19.59 (+1.51s | 1.9%) Paseo Aquatics Swim Team 12/12/2025 2025 CA GWSC Winter Age Group Invitational
50 Back
39.81
39.81
100 Back
41.29
1:21.10
100 Back
1:21.10
1014 Charles Doran 1:21.11 10 BB Min A: 1:19.59 (+1.52s | 1.9%) Nova of Virginia 03/21/2026 NOVA Short Course Send Off 2026
50 Back
39.79
39.79
100 Back
41.32
1:21.11
100 Back
1:21.11
1015 Bryant Yang 1:21.12 10 BB Min A: 1:19.59 (+1.53s | 1.9%) Tac Titans 01/16/2026 2026 Vector Security Polar Plunge Meet
50 Back
39.40
39.40
100 Back
41.72
1:21.12
100 Back
1:21.12
1016 Henry Curtis 1:21.13 10 BB Min A: 1:19.59 (+1.54s | 1.9%) McCallie-GPS Aquatics 02/13/2026 2026 SE BAY Region 2 Championships Copied
50 Back
39.81
39.81
100 Back
41.32
1:21.13
100 Back
1:21.13
1017 Merrick Harner 1:21.16 9 BB Min A: 1:19.59 (+1.57s | 1.9%) Brevard Swim Club 03/05/2026 2026 Florida Swimming FLAGS SOUTH
50 Back
38.60
38.60
100 Back
42.56
1:21.16
100 Back
1:21.16
1018 Cannon Brown 1:21.16 10 BB Min A: 1:19.59 (+1.57s | 1.9%) Olympic Cascade Aquatics 03/19/2026 2026 NW Region Age Group Champs Approved
50 Back
38.98
38.98
100 Back
42.18
1:21.16
100 Back
1:21.16
1019 Michael Fan 1:21.17 10 BB Min A: 1:19.59 (+1.58s | 1.9%) High Performance Aquatic Club 02/13/2026 2026 ST HPAC STX Champs South
50 Back
40.66
40.66
100 Back
40.51
1:21.17
100 Back
1:21.17
1020 Ethan Rana 1:21.18 10 BB Min A: 1:19.59 (+1.59s | 2.0%) Highlands Ranch Aquatics 02/27/2026 2026 CO CSI SC Age Group Championships
50 Back
40.04
40.04
50 Back
40.04
100 Back
41.14
1:21.18
50 Back
41.14
1021 Theodore Neese 1:21.19 10 BB Min A: 1:19.59 (+1.60s | 2.0%) Bend Swim Club 02/21/2026 2026 Arena Short Course 10 U Championships
50 Back
40.87
40.87
100 Back
40.32
1:21.19
100 Back
1:21.19
1022 Nick Scarpitti 1:21.22 10 BB Min A: 1:19.59 (+1.63s | 2.0%) Cincinnati Aquatic Club 03/12/2026 2026 OH SC Junior Championships
50 Back
39.39
39.39
100 Back
41.83
1:21.22
100 Back
1:21.22
1023 Hei Chan 1:21.22 10 BB Min A: 1:19.59 (+1.63s | 2.0%) Alto Swim Club 03/28/2026 Alto Rock The Blocks Invitational 2026
50 Back
39.19
39.19
100 Back
42.03
1:21.22
100 Back
1:21.22
1024 Porter Pitti 1:21.23 9 BB Min A: 1:19.59 (+1.64s | 2.0%) Olympus Aquatics 09/19/2025 2025 Thomas G Thorum IMX Challenge
50 Back
39.09
39.09
100 Back
42.14
1:21.23
100 Back
1:21.23
1025 William Sun 1:21.23 9 BB Min A: 1:19.59 (+1.64s | 2.0%) Coast Gaurd Blue Dolphins 03/21/2026 NOVA Short Course Send Off 2026
50 Back
39.63
39.63
100 Back
41.60
1:21.23
100 Back
1:21.23
1026 Ian Addanki 1:21.24 10 BB Min A: 1:19.59 (+1.65s | 2.0%) Hudson Explorer Aquatic 03/12/2026 2026 OH SC Junior Championships
50 Back
39.49
39.49
100 Back
41.75
1:21.24
100 Back
1:21.24
1027 Benjamin Zorman 1:21.24 10 BB Min A: 1:19.59 (+1.65s | 2.0%) Matchpoint Nyc 02/07/2026 2026 MR FREE Championships Meets Qualifier
50 Back
39.62
39.62
100 Back
41.62
1:21.24
100 Back
1:21.24
1028 Thomas Nash 1:21.26 9 BB Min A: 1:19.59 (+1.67s | 2.1%) Coast Gaurd Blue Dolphins 02/13/2026 2026 Southeast District 9 12 Championship
50 Back
39.09
39.09
100 Back
42.17
1:21.26
100 Back
1:21.26
1029 Ryan Tsuchitani 1:21.26 10 BB Min A: 1:19.59 (+1.67s | 2.1%) Mason Makos Swim Team 01/16/2026 GSA January Jump Start 2026
50 Back
39.08
39.08
100 Back
42.18
1:21.26
100 Back
1:21.26
1030 Sawyer Ludeker 1:21.27 10 BB Min A: 1:19.59 (+1.68s | 2.1%) Stingrays Swim Team 03/12/2026 2026 Virginia Swimming SC Age Group Champions
1031 Joshua Margolius 1:21.27 9 BB Min A: 1:19.59 (+1.68s | 2.1%) Rivertown Aquatics 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Back
38.62
38.62
100 Back
42.65
1:21.27
100 Back
1:21.27
1032 Levi Rose 1:21.27 10 BB Min A: 1:19.59 (+1.68s | 2.1%) Cavalier Aquatics/Piedmont Fam 10/03/2025 CA Y Fall Kick Off 2025
50 Back
39.48
39.48
100 Back
41.79
1:21.27
100 Back
1:21.27
1033 Connor Finan 1:21.28 9 BB Min A: 1:19.59 (+1.69s | 2.1%) Atlantic Coast Athletic Club 01/16/2026 CA Y Winter Rumble Copied
50 Back
38.88
38.88
100 Back
42.40
1:21.28
100 Back
1:21.28
1034 Chase Witt 1:21.28 10 BB Min A: 1:19.59 (+1.69s | 2.1%) Gold\\\\\\'s Aquatics Club (Camas) 03/19/2026 2026 Northwest Region AG Champs Approved
50 Back
39.59
39.59
100 Back
41.69
1:21.28
100 Back
1:21.28
1035 Lucas Howell 1:21.29 10 BB Min A: 1:19.59 (+1.70s | 2.1%) Farmingdale Aquatics 11/07/2025 2025 MR LIE Fall Classic Invitational
50 Back
39.32
39.32
100 Back
41.97
1:21.29
100 Back
1:21.29
1036 Osvalt Weng Brouard 1:21.30 10 BB Min A: 1:19.59 (+1.71s | 2.1%) Long Island Aquatic Club 02/20/2026 2026 MR Silvers Championship South HAUP
50 Back
39.51
39.51
100 Back
41.79
1:21.30
100 Back
1:21.30
1037 Callen Merritt 1:21.30 10 BB Min A: 1:19.59 (+1.71s | 2.1%) Carolina Aquatic Team 02/14/2026 2026 CAT Valentine Splash
50 Back
40.81
40.81
100 Back
40.49
1:21.30
100 Back
1:21.30
1038 Marco Gonzalez 1:21.31 10 BB Min A: 1:19.59 (+1.72s | 2.1%) South Bay Aquatics 03/06/2026 2026 SI 14U AGE GRP CHAMPIONSHIPS
50 Back
40.21
40.21
100 Back
41.10
1:21.31
100 Back
1:21.31
1039 Declan Nangoy 1:21.31 10 BB Min A: 1:19.59 (+1.72s | 2.1%) Utica Shelby Swim Club 03/14/2026 2026 SCY 10 Under Championship Meet
50 Back
39.99
39.99
100 Back
41.32
1:21.31
100 Back
1:21.31
1040 William Yiengst 1:21.32 10 BB Min A: 1:19.59 (+1.73s | 2.1%) Machine Aquatics 01/10/2026 2026 DC Wave IMXperience Meet
50 Back
39.86
39.86
100 Back
41.46
1:21.32
100 Back
1:21.32
1041 Lucas Ferguson 1:21.33 9 BB Min A: 1:19.59 (+1.74s | 2.1%) Aquatic Team Of Mecklenburg 03/20/2026 2026 BRSL Championships
1042 William Curran 1:21.34 9 BB Min A: 1:19.59 (+1.75s | 2.2%) Revolution Swim Club 01/09/2026 2026 NE CRIM Jan Team Specialty
50 Back
38.45
38.45
100 Back
42.89
1:21.34
100 Back
1:21.34
1043 Graham Rothwell 1:21.34 10 BB Min A: 1:19.59 (+1.75s | 2.2%) San Gabriel Aquatics 02/06/2026 2026 ST AQTX STX Champs North
50 Back
40.32
40.32
100 Back
41.02
1:21.34
100 Back
1:21.34
1044 Davis Chappell 1:21.35 9 BB Min A: 1:19.59 (+1.76s | 2.2%) Coast Gaurd Blue Dolphins 02/13/2026 2026 Southeast District 9 12 Championship
50 Back
40.58
40.58
100 Back
40.77
1:21.35
100 Back
1:21.35
1045 Jude Jeon 1:21.35 9 BB Min A: 1:19.59 (+1.76s | 2.2%) Washingtonians Swim Club 03/12/2026 2026 PV SC 14 Under Championships Copied
50 Back
38.68
38.68
100 Back
42.67
1:21.35
100 Back
1:21.35
1046 Axton McDermott 1:21.35 10 BB Min A: 1:19.59 (+1.76s | 2.2%) Nation\\\\\\'s Capital Swim Club 01/10/2026 2026 MAKO POLAR PLUNGE
50 Back
40.64
40.64
100 Back
40.71
1:21.35
100 Back
1:21.35
1047 Leonardo Henn 1:21.36 10 BB Min A: 1:19.59 (+1.77s | 2.2%) Eagles Swim Club 03/05/2026 2026 FG Age Group SCY Championships
50 Back
39.78
39.78
100 Back
41.58
1:21.36
100 Back
1:21.36
1048 Finn Kelly 1:21.36 10 BB Min A: 1:19.59 (+1.77s | 2.2%) Annapolis Swim Club 03/05/2026 2026 MD LSC 14 U Championships
50 Back
39.47
39.47
100 Back
41.89
1:21.36
100 Back
1:21.36
1049 Carter Paumen 1:21.36 10 BB Min A: 1:19.59 (+1.77s | 2.2%) Sea Devils 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
39.63
39.63
100 Back
41.73
1:21.36
100 Back
1:21.36
1050 Ian Chen 1:21.37 10 BB Min A: 1:19.59 (+1.78s | 2.2%) Long Island Aquatic Club 02/20/2026 2026 MR Silvers Championship South HAUP
50 Back
39.73
39.73
100 Back
41.64
1:21.37
100 Back
1:21.37

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.