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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
3951 Sean Tangmunkong 1:39.86 9 B Min BB: 1:30.09 (+9.77s | 9.8%) Unattached 12/07/2025 2025 NE NSSC December 7 SJP
3952 Bennett Haselfeld 1:39.86 9 B Min BB: 1:30.09 (+9.77s | 9.8%) Issaquah Swim Team 02/07/2026 2026 PN IST Feb Winter Invitational Approved
50 Back
48.27
48.27
100 Back
51.59
1:39.86
100 Back
1:39.86
3953 Maddox Fink 1:39.86 10 B Min BB: 1:30.09 (+9.77s | 9.8%) Madison Swimming Association 11/07/2025 MSA Veterans Day Invitational
50 Back
50.86
50.86
100 Back
49.00
1:39.86
100 Back
1:39.86
3954 Edward Strok 1:39.87 8 B Min BB: 1:30.09 (+9.78s | 9.8%) Asphalt Green Unified Aquatics 01/30/2026 2026 MR LIE Second Chance Invitational
50 Back
47.79
47.79
100 Back
52.08
1:39.87
100 Back
1:39.87
3955 Layton Boots 1:39.87 8 B Min BB: 1:30.09 (+9.78s | 9.8%) Sioux Falls Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
48.43
48.43
100 Back
51.44
1:39.87
100 Back
1:39.87
3956 Russell Nguyen 1:39.88 10 B Min BB: 1:30.09 (+9.79s | 9.8%) City of Mobile Swim Associatio 10/04/2025 2025 CMSA Vance Rose Invitational
50 Back
47.77
47.77
100 Back
52.11
1:39.88
100 Back
1:39.88
3957 Benson Amspacher 1:39.89 9 B Min BB: 1:30.09 (+9.80s | 9.8%) King Aquatic Club 01/31/2026 2026 PN KING Beast IMX IMR Invitational Appr
50 Back
1:40.95
1:40.95
100 Back
-1.-6
1:39.89
100 Back
1:39.89
3958 Dely Pope 1:39.89 10 B Min BB: 1:30.09 (+9.80s | 9.8%) Mount Carmel Force Aquatics 02/27/2026 2026 OH BSC SC Regional Championships
50 Back
48.61
48.61
100 Back
51.28
1:39.89
100 Back
1:39.89
3959 Kenneth Zhao 1:39.90 9 B Min BB: 1:30.09 (+9.81s | 9.8%) Bluefish Swim Club 01/16/2026 2026 NE CS Bronze Championships
50 Back
50.30
50.30
100 Back
49.60
1:39.90
100 Back
1:39.90
3960 Charlie Kleiman 1:39.91 9 B Min BB: 1:30.09 (+9.82s | 9.8%) Dolphin Club 01/09/2026 NOVA New Year S Kick Off
50 Back
47.92
47.92
100 Back
51.99
1:39.91
100 Back
1:39.91
3961 Nathan Kreger 1:39.92 7 B Min BB: 1:30.09 (+9.83s | 9.8%) Supernova Swim Team 02/14/2026 2026 Best ValenTimes Meet
50 Back
48.19
48.19
100 Back
51.73
1:39.92
100 Back
1:39.92
3962 Roman Smith 1:39.93 10 B Min BB: 1:30.09 (+9.84s | 9.8%) Edina Swim Club 02/27/2026 2026 MN EDI Minnesota Regional Championship
50 Back
49.00
49.00
100 Back
50.93
1:39.93
100 Back
1:39.93
3963 Matthew Reiber 1:39.94 10 B Min BB: 1:30.09 (+9.85s | 9.9%) Blue Tide Aquatics 10/18/2024 BATS 2024 October Invite
50 Back
48.10
48.10
100 Back
51.84
1:39.94
100 Back
1:39.94
3964 Jordy Walder 1:39.95 10 B Min BB: 1:30.09 (+9.86s | 9.9%) Dakota Riptide 02/21/2025 2025 12 U Short Course State A Championship
50 Back
47.57
47.57
100 Back
52.38
1:39.95
100 Back
1:39.95
3965 Gregory Eley 1:39.95 10 B Min BB: 1:30.09 (+9.86s | 9.9%) Machine Aquatics 03/20/2026 March Madness 2026
3966 Jace Witte 1:39.96 10 B Min BB: 1:30.09 (+9.87s | 9.9%) Greater Pensacola Aquatic Club 12/05/2025 2025 SE Christmas In Auburn
50 Back
49.53
49.53
100 Back
50.43
1:39.96
100 Back
1:39.96
3967 Kade Sisson 1:39.97 9 B Min BB: 1:30.09 (+9.88s | 9.9%) Northern Colorado Swim Club 01/16/2026 2026 CO CUDA Classic
50 Back
49.60
49.60
100 Back
50.37
1:39.97
100 Back
1:39.97
3968 Owen Keiling 1:39.97 10 B Min BB: 1:30.09 (+9.88s | 9.9%) Life Time Colorado Swim Club 03/06/2026 2026 CO 14 U Silver State
50 Back
49.68
49.68
100 Back
50.29
1:39.97
100 Back
1:39.97
3969 Levi Filip 1:39.97 9 B Min BB: 1:30.09 (+9.88s | 9.9%) Saline Swim Team 02/06/2026 SST Snowstorm Splash
50 Back
46.85
46.85
100 Back
53.12
1:39.97
100 Back
1:39.97
3970 Brody Brown 1:39.97 10 B Min BB: 1:30.09 (+9.88s | 9.9%) Jupiter Dragons Swim Team 09/13/2025 2025 Dragons Fall Short Course Invite
50 Back
47.17
47.17
100 Back
52.80
1:39.97
100 Back
1:39.97
3971 Wyatt DuPlissey 1:39.98 9 B Min BB: 1:30.09 (+9.89s | 9.9%) Monocacy Aquatic Club 03/21/2026 2026 Maryland 9 10 B Championship Meet
50 Back
48.47
48.47
100 Back
51.51
1:39.98
100 Back
1:39.98
3972 Maximiliano Botello 1:39.99 9 B Min BB: 1:30.09 (+9.90s | 9.9%) Dearborn Dolphins 02/28/2026 2026 Last Chance Meet
50 Back
50.03
50.03
100 Back
49.96
1:39.99
100 Back
1:39.99
3973 Flynn Michielsen 1:40.00 10 B Min BB: 1:30.09 (+9.91s | 9.9%) Power for Life 02/21/2025 2025 Gulf 12 Under Champs (KATY)
50 Back
49.37
49.37
100 Back
50.63
1:40.00
100 Back
1:40.00
3974 Jackson Young 1:40.01 10 B Min BB: 1:30.09 (+9.92s | 9.9%) Ybac Hurricanes 03/19/2026 2026 USRY Short Course Champs
50 Back
45.96
45.96
100 Back
54.05
1:40.01
100 Back
1:40.01
3975 Lincoln Yrizarry 1:40.02 10 B Min BB: 1:30.09 (+9.93s | 9.9%) Iolani Swim Club 12/06/2025 45th Annual Ken Suenaga Invitational (SCY)
3976 Oliver Skoubo 1:40.02 10 B Min BB: 1:30.09 (+9.93s | 9.9%) River Road Swim Team 11/01/2025 2025 AAA Turkey Dive Invitational
3977 Lucas Daley 1:40.02 8 B Min BB: 1:30.09 (+9.93s | 9.9%) Atlantic Coast Athletic Club 11/15/2025 2025 WAC Fall Classic
50 Back
49.74
49.74
100 Back
50.28
1:40.02
100 Back
1:40.02
3978 Miles Tseung 1:40.02 10 B Min BB: 1:30.09 (+9.93s | 9.9%) San Ramon Valley Aquatics 11/08/2025 Brentwood Seawolves SCY C B BB+
3979 Gabriel Dom 1:40.02 9 B Min BB: 1:30.09 (+9.93s | 9.9%) Bellevue Club Swim Team 01/31/2026 2026 PN BISC Bluefin Invitational
50 Back
47.90
47.90
100 Back
52.12
1:40.02
100 Back
1:40.02
3980 Harrison Green 1:40.03 10 B Min BB: 1:30.09 (+9.94s | 9.9%) Nova of Virginia 03/21/2026 NOVA Short Course Send Off 2026
50 Back
50.18
50.18
100 Back
49.85
1:40.03
100 Back
1:40.03
3981 Conor Riley 1:40.03 8 B Min BB: 1:30.09 (+9.94s | 9.9%) Bayside Aquatics 03/21/2026 2026 Maryland 8 Under Championship Meet
3982 Skyler Houck 1:40.03 9 B Min BB: 1:30.09 (+9.94s | 9.9%) King Aquatic Club 01/31/2026 2026 PN KING Beast IMX IMR Invitational Appr
50 Back
49.81
49.81
100 Back
50.22
1:40.03
100 Back
1:40.03
3983 Avery Roberts 1:40.04 10 B Min BB: 1:30.09 (+9.95s | 9.9%) Surge Aquatics 03/08/2025 2025 ST SRG Surge Spring Shenanigans
50 Back
46.90
46.90
100 Back
53.14
1:40.04
100 Back
1:40.04
3984 Declan Scheid 1:40.05 10 B Min BB: 1:30.09 (+9.96s | 10.0%) Ridgewood YMCA Breakers Swim T 11/14/2025 2025 MR COND November IMX Invitational
50 Back
47.58
47.58
100 Back
52.47
1:40.05
100 Back
1:40.05
3985 Vaughn Jamison 1:40.05 9 B Min BB: 1:30.09 (+9.96s | 10.0%) Aspire Aquatics of Colorado 03/06/2026 2026 CO 14 U Silver State
50 Back
47.59
47.59
100 Back
52.46
1:40.05
100 Back
1:40.05
3986 Tristan Lao 1:40.06 10 B Min BB: 1:30.09 (+9.97s | 10.0%) Nitro Swimming 10/26/2025 2025 ST TXLA 10 U Fall Kick Off
50 Back
49.01
49.01
100 Back
51.05
1:40.06
100 Back
1:40.06
3987 Hunter Catrambone 1:40.06 8 B Min BB: 1:30.09 (+9.97s | 10.0%) Quest Swimming 10/11/2025 2025 WAC Start Up Classic
50 Back
46.91
46.91
100 Back
53.15
1:40.06
100 Back
1:40.06
3988 Owen Gray 1:40.07 10 B Min BB: 1:30.09 (+9.98s | 10.0%) Newberg 02/15/2025 2025 OR HS 6A 3
3989 William Greene 1:40.08 10 B Min BB: 1:30.09 (+9.99s | 10.0%) Charles River Aquatics 02/06/2026 2026 NE CRA Last Chance February Invite
50 Back
48.67
48.67
100 Back
51.41
1:40.08
100 Back
1:40.08
3990 Connor Gui 1:40.08 10 B Min BB: 1:30.09 (+9.99s | 10.0%) 92ny Flying Dolphins 02/20/2026 2026 MR Metro Silver Central Champs WEST
50 Back
49.21
49.21
100 Back
50.87
1:40.08
100 Back
1:40.08
3991 Andrew Mastilenko 1:40.09 10 B Min BB: 1:30.09 (+10.00s | 10.0%) Lakeshore Swim Club 02/19/2026 2026 OH Cleveland SC Regional Championships
3992 Dresden Ramirez 1:40.09 9 B Min BB: 1:30.09 (+10.00s | 10.0%) Legacy Aquatics 01/09/2026 2026 NE NSSC January 9 11 BC Meet
50 Back
48.49
48.49
100 Back
51.60
1:40.09
100 Back
1:40.09
3993 Oliver Doty 1:40.11 10 B Min BB: 1:30.09 (+10.02s | 10.0%) Tampa Bay Aquatics 11/21/2025 SPA PYP NOVEMBER 2025
3994 Eric Lin 1:40.11 9 B Min BB: 1:30.09 (+10.02s | 10.0%) Three Village Swim Club 01/09/2026 2026 MR TVSC TJ Kelly Memorial Joust
50 Back
47.68
47.68
100 Back
52.43
1:40.11
100 Back
1:40.11
3995 Aaron im 1:40.13 9 B Min BB: 1:30.09 (+10.04s | 10.0%) West Coast Aquatics 05/16/2025 2025 PN SRST Pacific Coast Invitational
50 Back
49.73
49.73
100 Back
50.40
1:40.13
100 Back
1:40.13
3996 Robert Glazyrin 1:40.13 8 B Min BB: 1:30.09 (+10.04s | 10.0%) SwimRight Team 01/31/2026 2026 Panther Invitational
50 Back
1:40.18
1:40.18
100 Back
0.-5
1:40.13
100 Back
1:40.13
3997 Sven Kelley 1:40.13 9 B Min BB: 1:30.09 (+10.04s | 10.0%) North Jeffco Swim Team 03/06/2026 2026 CO 14 U Silver State
50 Back
49.00
49.00
100 Back
51.13
1:40.13
100 Back
1:40.13
3998 Alexander Short 1:40.14 10 B Min BB: 1:30.09 (+10.05s | 10.0%) Apex Aquatic Club 02/07/2026 2026 MAKO QUALIFIER
50 Back
48.12
48.12
100 Back
52.02
1:40.14
100 Back
1:40.14
3999 Porter Titus 1:40.15 9 B Min BB: 1:30.09 (+10.06s | 10.0%) York Swim Club of Northern Vir 11/07/2025 2025 HOKI November Invitational Copied
50 Back
47.89
47.89
100 Back
52.26
1:40.15
100 Back
1:40.15
4000 JD Reeher 1:40.17 9 B Min BB: 1:30.09 (+10.08s | 10.1%) Cavalier Aquatics/Piedmont Fam 02/27/2026 2026 SW District Champs 9 Over

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.