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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
3601 Cosmo McGrath 1:37.58 9 B Min BB: 1:30.09 (+7.49s | 7.7%) Bellingham Bay Swim Team 03/06/2026 2026 BBST Seize The Day Invitational
50 Back
46.91
46.91
100 Back
50.67
1:37.58
100 Back
1:37.58
3602 Fedor Akimov 1:37.59 10 B Min BB: 1:30.09 (+7.50s | 7.7%) YMCA Presidio Aquatics 03/07/2026 Napa Valley Swim Team Swimming Towards Spring
3603 Elijah White 1:37.59 10 B Min BB: 1:30.09 (+7.50s | 7.7%) Hampton Virginia Current 03/21/2026 HVAC Spring Intra Squad Meet
3604 Hudson Avery 1:37.60 9 B Min BB: 1:30.09 (+7.51s | 7.7%) Seattle Metropolitan Aquatic C 01/17/2026 2026 PN SMAC Winter Invitational Approved
50 Back
47.23
47.23
100 Back
50.37
1:37.60
100 Back
1:37.60
3605 Brian Rios 1:37.61 9 B Min BB: 1:30.09 (+7.52s | 7.7%) Rockville Montgomery Swim Club 02/20/2026 2026 RMSC February Invitational
50 Back
47.70
47.70
100 Back
49.91
1:37.61
100 Back
1:37.61
3606 Cole Gnan 1:37.62 10 B Min BB: 1:30.09 (+7.53s | 7.7%) The Woodlands Swim Team 01/17/2025 2025 TWST Speedo Winter Classic Invitational
50 Back
46.72
46.72
100 Back
50.90
1:37.62
100 Back
1:37.62
3607 Brendan Bauer 1:37.63 10 B Min BB: 1:30.09 (+7.54s | 7.7%) Dublin Community Swim Team 02/19/2026 2026 OH WOR SC Regional Championships
50 Back
48.43
48.43
100 Back
49.20
1:37.63
100 Back
1:37.63
3608 Santiago Obando Cometa 1:37.63 9 B Min BB: 1:30.09 (+7.54s | 7.7%) Columbia Aquatics Association 03/21/2026 2026 Maryland 9 10 B Championship Meet
50 Back
48.96
48.96
100 Back
48.67
1:37.63
100 Back
1:37.63
3609 Alexander Pevzner 1:37.63 10 B Min BB: 1:30.09 (+7.54s | 7.7%) Ridgewood YMCA Breakers Swim T 10/10/2025 2025 MR COND October Fall Festival
50 Back
47.91
47.91
100 Back
49.72
1:37.63
100 Back
1:37.63
3610 Holton Gardner 1:37.63 9 B Min BB: 1:30.09 (+7.54s | 7.7%) Raleigh Swimming Association 02/14/2026 2026 CAT Valentine Splash
50 Back
46.97
46.97
100 Back
50.66
1:37.63
100 Back
1:37.63
3611 Caiden Henricks 1:37.64 10 B Min BB: 1:30.09 (+7.55s | 7.7%) Potomac Marlins 10/10/2025 2025 PV October Open Franconia
50 Back
47.24
47.24
100 Back
50.40
1:37.64
100 Back
1:37.64
3612 Jack Retzlaff 1:37.65 8 B Min BB: 1:30.09 (+7.56s | 7.7%) North Baltimore Aquatic Club 03/21/2026 2026 Maryland 8 Under Championship Meet
50 Back
48.06
48.06
100 Back
49.59
1:37.65
100 Back
1:37.65
3613 Vincent McAndrews 1:37.66 10 B Min BB: 1:30.09 (+7.57s | 7.8%) Saint Andrew\\\\\\'s Aquatics 11/21/2025 2025 SoFlo Last Chance And Holiday Classic
50 Back
48.17
48.17
100 Back
49.49
1:37.66
100 Back
1:37.66
3614 Ivan Bondar 1:37.66 10 B Min BB: 1:30.09 (+7.57s | 7.8%) Matchpoint Nyc 11/15/2025 2025 MR FREE Freedom IMX Challenge
50 Back
45.03
45.03
100 Back
52.63
1:37.66
100 Back
1:37.66
3615 Charlie Spurlin 1:37.66 10 B Min BB: 1:30.09 (+7.57s | 7.8%) Minneapolis Lake Monsters 02/21/2026 2026 MN FOXJ MN Bronze Championship
50 Back
46.05
46.05
100 Back
51.61
1:37.66
100 Back
1:37.66
3616 Lawson Williford 1:37.66 10 B Min BB: 1:30.09 (+7.57s | 7.8%) Carolina Aquatic Team 01/09/2026 2026 CAT Frozen Frenzy
3617 Logan Anderson 1:37.67 9 B Min BB: 1:30.09 (+7.58s | 7.8%) Wright County Wave Swim Club 11/23/2025 2025 MN WAVE Tidal Wave Invite
50 Back
48.38
48.38
100 Back
49.29
1:37.67
100 Back
1:37.67
3618 Matthew Sprigg 1:37.68 9 B Min BB: 1:30.09 (+7.59s | 7.8%) Loyola Blakefield Aquatics 03/13/2026 2026 Speedo Maryland Junior Championship Si
50 Back
48.20
48.20
100 Back
49.48
1:37.68
100 Back
1:37.68
3619 Eli Semberg 1:37.69 9 B Min BB: 1:30.09 (+7.60s | 7.8%) Mariemont Ohio Swim Team 02/19/2026 2026 OH RAYS SC Regional Championships
50 Back
44.67
44.67
100 Back
53.02
1:37.69
100 Back
1:37.69
3620 Axl Landers 1:37.70 9 B Min BB: 1:30.09 (+7.61s | 7.8%) Starkville Swim Team 11/21/2025 2025 Tiger Turkey Tumble
50 Back
48.81
48.81
100 Back
48.89
1:37.70
100 Back
1:37.70
3621 Nicolas Wilkes 1:37.71 9 B Min BB: 1:30.09 (+7.62s | 7.8%) City of Mobile Swim Associatio 11/21/2025 2025 GPAC Gravy Bowl Invitational
50 Back
46.16
46.16
100 Back
51.55
1:37.71
100 Back
1:37.71
3622 Carter Rettig 1:37.71 10 B Min BB: 1:30.09 (+7.62s | 7.8%) West Fargo Flyers 01/23/2026 SFST SD 2026 January Invite
50 Back
47.53
47.53
100 Back
50.18
1:37.71
100 Back
1:37.71
3623 Owen Schulte 1:37.72 10 B Min BB: 1:30.09 (+7.63s | 7.8%) South Shore Sails 09/20/2024 2024 ESA IMX IMReady Invitational Meet
50 Back
47.45
47.45
100 Back
50.27
1:37.72
100 Back
1:37.72
3624 Mateo Palomera 1:37.72 9 B Min BB: 1:30.09 (+7.63s | 7.8%) Bgc-N. Westchester Marlins 03/27/2026 2026 MR Metro Bronze Championship North
50 Back
46.70
46.70
100 Back
51.02
1:37.72
100 Back
1:37.72
3625 Kamran Krishnamoorthy 1:37.73 10 B Min BB: 1:30.09 (+7.64s | 7.8%) YMCA of the Triangle Area Swim 03/06/2026 Jon Jolley GYSSA 2026
50 Back
48.70
48.70
100 Back
49.03
1:37.73
100 Back
1:37.73
3626 Anzel Annan 1:37.73 9 B Min BB: 1:30.09 (+7.64s | 7.8%) Aspire Aquatics of Colorado 02/13/2026 2026 CO NJ Groundhog Invite
50 Back
47.15
47.15
100 Back
50.58
1:37.73
100 Back
1:37.73
3627 Lehai Li 1:37.76 10 B Min BB: 1:30.09 (+7.67s | 7.8%) Alto Swim Club 02/01/2025 Alto Swim Club Valentine Classic
50 Back
48.68
48.68
100 Back
49.08
1:37.76
100 Back
1:37.76
3628 Daniel Wang 1:37.77 9 B Min BB: 1:30.09 (+7.68s | 7.9%) Olympic Cascade Aquatics 03/28/2026 2026 PN Spring Showdown, Div1 Approved
50 Back
44.92
44.92
100 Back
52.85
1:37.77
100 Back
1:37.77
3629 Duncan Simpson 1:37.78 9 B Min BB: 1:30.09 (+7.69s | 7.9%) Canoe City Swim Club 01/16/2026 2026 NE CRIM Bronze Championship
50 Back
47.95
47.95
100 Back
49.83
1:37.78
100 Back
1:37.78
3630 Oliver NG 1:37.78 10 B Min BB: 1:30.09 (+7.69s | 7.9%) Long Island Express 03/27/2026 2026 MR Bronze Championship South LIE
50 Back
45.77
45.77
100 Back
52.01
1:37.78
100 Back
1:37.78
3631 Benjamin Zhang 1:37.78 9 B Min BB: 1:30.09 (+7.69s | 7.9%) Amherst Tritons Swim Team 11/07/2025 2025 NE UVAC Dorsi Raynolds Memorial Meet C
50 Back
47.87
47.87
100 Back
49.91
1:37.78
100 Back
1:37.78
3632 Theodore Blackstock 1:37.78 10 B Min BB: 1:30.09 (+7.69s | 7.9%) Inspire Swimming 01/17/2026 2026 ST AAAA NS Frostbite
3633 Clayton Fischer 1:37.79 9 B Min BB: 1:30.09 (+7.70s | 7.9%) Lynchburg Aquatic Club 12/04/2025 14th Annual Swim Tri Speedo Winter Champs
50 Back
47.78
47.78
100 Back
50.01
1:37.79
100 Back
1:37.79
3634 Minho Rhee 1:37.79 8 B Min BB: 1:30.09 (+7.70s | 7.9%) Asphalt Green Unified Aquatics 01/30/2026 2026 MR LIE Second Chance Invitational
50 Back
47.50
47.50
100 Back
50.29
1:37.79
100 Back
1:37.79
3635 Jackson Williams 1:37.80 9 B Min BB: 1:30.09 (+7.71s | 7.9%) Swim Omaha 01/24/2026 2026 MW LSS Winterfest
50 Back
48.96
48.96
100 Back
48.84
1:37.80
100 Back
1:37.80
3636 Alexander Warren Moy 1:37.80 9 B Min BB: 1:30.09 (+7.71s | 7.9%) Palo Alto Stanford Aquatics 10/25/2025 TYR BAC SPOOKY FALL CLASSIC
3637 Sameer Kanwar 1:37.81 9 B Min BB: 1:30.09 (+7.72s | 7.9%) Bgc-N. Westchester Marlins 10/04/2025 2025 MR BGNW Marlins October Harvest Festival
50 Back
47.92
47.92
100 Back
49.89
1:37.81
100 Back
1:37.81
3638 Jackson Hopkins 1:37.81 9 B Min BB: 1:30.09 (+7.72s | 7.9%) Blue Dolfins 02/28/2026 2026 Spring Area 2 Championships
3639 Conor Valdez 1:37.82 9 B Min BB: 1:30.09 (+7.73s | 7.9%) Greater Pensacola Aquatic Club 11/21/2025 2025 GPAC Gravy Bowl Invitational
50 Back
48.48
48.48
100 Back
49.34
1:37.82
100 Back
1:37.82
3640 Rockwell Rader 1:37.83 10 B Min BB: 1:30.09 (+7.74s | 7.9%) Piranhas Swim Club 02/27/2026 2026 MN MAN Minnesota Regional Championship
50 Back
47.79
47.79
100 Back
50.04
1:37.83
100 Back
1:37.83
3641 Ian Webster 1:37.84 10 B Min BB: 1:30.09 (+7.75s | 7.9%) Columbia River Swim Team 01/03/2025 2025 CST Shark Chase Invitational
50 Back
48.87
48.87
100 Back
48.97
1:37.84
100 Back
1:37.84
3642 Eugene Walsh 1:37.84 7 B Min BB: 1:30.09 (+7.75s | 7.9%) Riptide Swim Team 02/14/2026 2026 CO ACES Winter Open
50 Back
47.91
47.91
100 Back
49.93
1:37.84
100 Back
1:37.84
3643 Barron Vellonen 1:37.85 10 B Min BB: 1:30.09 (+7.76s | 7.9%) Monterey Bay Swim Club 10/11/2025 QSS Santa Cruz Competenicia C B A+
3644 Elijah Smithson 1:37.88 10 B Min BB: 1:30.09 (+7.79s | 8.0%) Wake Aquatics 11/07/2025 2025 SE BSL Cranberry Classic
50 Back
47.88
47.88
100 Back
50.00
1:37.88
100 Back
1:37.88
3645 Francis Mitchell 1:37.89 8 B Min BB: 1:30.09 (+7.80s | 8.0%) West Express Swim Team 02/13/2026 2026 MN STRM Winter Storm Warning Invite
50 Back
48.78
48.78
100 Back
49.11
1:37.89
100 Back
1:37.89
3646 Matias Venturino 1:37.90 8 B Min BB: 1:30.09 (+7.81s | 8.0%) Rockville Montgomery Swim Club 11/01/2025 2025 RMSC Autumn 350 Challenge Meet
3647 Demitry Daniel 1:37.90 9 B Min BB: 1:30.09 (+7.81s | 8.0%) Canyons Aquatic Club 12/06/2025 2025 CA CANY Candy Cane
3648 Francisco Aguilar 1:37.90 10 B Min BB: 1:30.09 (+7.81s | 8.0%) Just Care Aquatics Tritons 11/02/2025 2025 BD Del Norte #2
3649 Charlie Spearin 1:37.90 9 B Min BB: 1:30.09 (+7.81s | 8.0%) Birmingham \\\\\\'y\\\\\\' Blue Dolphins 12/06/2025 SLA Holiday Blast
50 Back
47.49
47.49
100 Back
50.41
1:37.90
100 Back
1:37.90
3650 Alexander Langhans 1:37.91 9 B Min BB: 1:30.09 (+7.82s | 8.0%) Nashville Aquatic Club 02/21/2026 2026 SES Region 1 8 And Under Championships

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.