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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
5601 Miles Wille 1:51.58 9 B: 1:40.69 (+10.89s | 9.8%) Tualatin Hills Swim Club 03/14/2026 2026 CAT Spring Invite
50 Back
55.42
55.42
100 Back
56.16
1:51.58
100 Back
1:51.58
5602 Collin Manos 1:51.59 8 B: 1:40.69 (+10.90s | 9.8%) South Shore Sails 09/20/2024 2024 ESA IMX IMReady Invitational Meet
50 Back
56.59
56.59
100 Back
55.00
1:51.59
100 Back
1:51.59
5603 Charlie Matthiessen 1:51.60 8 B: 1:40.69 (+10.91s | 9.8%) Cca Marlins of Virginia 01/16/2026 2026 Vector Security Polar Plunge Meet
50 Back
53.07
53.07
100 Back
58.53
1:51.60
100 Back
1:51.60
5604 Nicholas Mumper 1:51.62 9 B: 1:40.69 (+10.93s | 9.8%) Fox Swim Club 03/21/2026 2026 Maryland 9 10 B Championship Meet
50 Back
51.26
51.26
100 Back
1:00.36
1:51.62
100 Back
1:51.62
5605 Ethan Tan 1:51.63 9 B: 1:40.69 (+10.94s | 9.8%) Alamo Area Aquatic Association 12/13/2025 2025 ST SRG HOHOHO Howorth Classic
5606 Ethan Rainis 1:51.64 10 B: 1:40.69 (+10.95s | 9.8%) Manta Ray Aquatics 12/06/2025 2025 IE VS Christmas Open
5607 Luke Ponessa 1:51.64 10 B: 1:40.69 (+10.95s | 9.8%) Old Dominion Aquatic Club 01/10/2026 ODAC January 2026 Rising Stars Meet
5608 Mitchell Rosenfeld 1:51.65 10 B: 1:40.69 (+10.96s | 9.8%) Rivertown Aquatics 02/06/2026 2026 MR COND Last Chance Invitational
5609 Nathaniel Love 1:51.66 10 B: 1:40.69 (+10.97s | 9.8%) Hargrave Aquatics 10/24/2025 2025 GCY Spooktacular
50 Back
53.48
53.48
100 Back
58.18
1:51.66
100 Back
1:51.66
5610 Landon Thorpe 1:51.66 9 B: 1:40.69 (+10.97s | 9.8%) Tollefson Swimming 11/14/2025 ISCA Fall Classic Championship 2025
50 Back
54.88
54.88
100 Back
56.78
1:51.66
100 Back
1:51.66
5611 Joe Karaki 1:51.67 9 B: 1:40.69 (+10.98s | 9.8%) Swim Tech 03/27/2026 2026 MR Bronze Championships Central KBM
50 Back
56.68
56.68
100 Back
54.99
1:51.67
100 Back
1:51.67
5612 Han Dai 1:51.68 8 B: 1:40.69 (+10.99s | 9.8%) Team Suffolk 03/27/2026 2026 MR Bronze Championship South LIE
50 Back
53.95
53.95
100 Back
57.73
1:51.68
100 Back
1:51.68
5613 Crosby Meert 1:51.69 8 B: 1:40.69 (+11.00s | 9.8%) Nation\\\\\\'s Capital Swim Club 12/04/2025 2025 RAYS Nutcracker Classic Copied
50 Back
51.78
51.78
100 Back
59.91
1:51.69
100 Back
1:51.69
5614 Jin Dai 1:51.69 10 B: 1:40.69 (+11.00s | 9.8%) Team Suffolk 03/27/2026 2026 MR Bronze Championship South LIE
50 Back
55.95
55.95
100 Back
55.74
1:51.69
100 Back
1:51.69
5615 Derek Zhang 1:51.73 9 B: 1:40.69 (+11.04s | 9.9%) Quince Orchard Swim Academy 03/20/2026 2026 RMSC Spring Finale
5616 Joel Brewington 1:51.78 10 B: 1:40.69 (+11.09s | 9.9%) Fast Swim Team/ School 03/07/2026 2026 Blarneystone Blast
50 Back
1:51.92
1:51.92
100 Back
0.-14
1:51.78
100 Back
1:51.78
5617 Liam Steffensen 1:51.78 10 B: 1:40.69 (+11.09s | 9.9%) Willmar Aquatic Racing Stingra 02/15/2026 2026 MN WAVE Frosty February Invite
50 Back
52.09
52.09
100 Back
59.69
1:51.78
100 Back
1:51.78
5618 Miles Taylor 1:51.79 6 B: 1:40.69 (+11.10s | 9.9%) Raleigh Swimming Association 03/26/2026 2026 NCAC Spring Tar Heel States Copied
50 Back
54.36
54.36
50 Back
54.36
100 Back
57.43
1:51.79
50 Back
57.43
5619 Rhys Williams 1:51.79 9 B: 1:40.69 (+11.10s | 9.9%) Nation\\\\\\'s Capital Swim Club 02/13/2026 2026 NCAP Winter Qualifier
50 Back
54.64
54.64
100 Back
57.15
1:51.79
100 Back
1:51.79
5620 Owen Hamaker 1:51.80 9 B: 1:40.69 (+11.11s | 9.9%) Heartland Swim Assoc 03/21/2026 2026 SI CAST All Ages NTS Meet South
5621 Aiden Banks 1:51.80 9 B: 1:40.69 (+11.11s | 9.9%) Spartan Aquatic Club 11/22/2025 2025 SJAC Turkey Meet
50 Back
51.44
51.44
100 Back
1:00.36
1:51.80
100 Back
1:51.80
5622 Graham Davis 1:51.80 9 B: 1:40.69 (+11.11s | 9.9%) Crimson Aquatics 12/12/2025 2025 NE CRIM Frosty Frenzy Trials Finals
50 Back
52.40
52.40
100 Back
59.40
1:51.80
100 Back
1:51.80
5623 Isaac Johnson 1:51.81 9 B: 1:40.69 (+11.12s | 9.9%) Kennebec Valley YMCA 03/13/2025 2025 MESI Winter Short Course Championships
50 Back
53.68
53.68
100 Back
58.13
1:51.81
100 Back
1:51.81
5624 Allen Posey 1:51.82 7 B: 1:40.69 (+11.13s | 10.0%) Calvert Aquatics Club 11/07/2025 2025 CAC 5th Annual Zachary Spain Memorial Me
50 Back
54.47
54.47
100 Back
57.35
1:51.82
100 Back
1:51.82
5625 Soren Aspnes-White 1:51.83 10 B: 1:40.69 (+11.14s | 10.0%) Columbia Aquatics Association 01/03/2026 2026 ASTS Invitational
50 Back
57.17
57.17
100 Back
54.66
1:51.83
100 Back
1:51.83
5626 Jacob Clayton 1:51.83 9 B: 1:40.69 (+11.14s | 10.0%) Machine Aquatics 10/18/2025 2025 NCAP Autumn Kingfish Splash
50 Back
53.94
53.94
100 Back
57.89
1:51.83
100 Back
1:51.83
5627 Anthony Lee 1:51.84 10 B: 1:40.69 (+11.15s | 10.0%) Chinook Aquatic Club 03/07/2026 2026 PN C March Madness Approved
50 Back
53.35
53.35
100 Back
58.49
1:51.84
100 Back
1:51.84
5628 Lucas Badillo McDonald 1:51.84 8 B: 1:40.69 (+11.15s | 10.0%) West Express Swim Team 11/08/2025 2025 MN WEST Express Fall Invite Copied
50 Back
52.30
52.30
100 Back
59.54
1:51.84
100 Back
1:51.84
5629 Yoonwoo Jo 1:51.84 10 B: 1:40.69 (+11.15s | 10.0%) Phoenix Aquatic Club 01/10/2026 2026 MR WEST Chris Dewey Trophy Meet
50 Back
55.29
55.29
100 Back
56.55
1:51.84
100 Back
1:51.84
5630 Hudson Mills 1:51.86 10 B: 1:40.69 (+11.17s | 10.0%) Swim Houston Aquatics Center 02/21/2025 2025 Gulf 12 Under Champs (NOCH)
50 Back
53.94
53.94
100 Back
57.92
1:51.86
100 Back
1:51.86
5631 Kaycen Rodriguez 1:51.86 10 B: 1:40.69 (+11.17s | 10.0%) Nampa Swim Team 12/06/2025 Reindeer Games 2025
50 Back
53.40
53.40
100 Back
58.46
1:51.86
100 Back
1:51.86
5632 Sasha Ivanov 1:51.86 10 B: 1:40.69 (+11.17s | 10.0%) Fairfax Foxes Swimming 12/05/2025 2025 VSTP Ice Breaker Invitational
50 Back
56.20
56.20
100 Back
55.66
1:51.86
100 Back
1:51.86
5633 Nathaniel Seo 1:51.87 9 B: 1:40.69 (+11.18s | 10.0%) Pro Swimming 03/06/2026 2026 PN PRO March Last Chance Intra Apprived
50 Back
53.80
53.80
100 Back
58.07
1:51.87
100 Back
1:51.87
5634 Jackson Lin 1:51.87 10 B: 1:40.69 (+11.18s | 10.0%) Sailfish Aquatics 03/07/2026 2026 MSA March Madness Invitational
50 Back
51.88
51.88
100 Back
59.99
1:51.87
100 Back
1:51.87
5635 Odin Fisher 1:51.88 10 B: 1:40.69 (+11.19s | 10.0%) King Aquatic Club 03/15/2025 2025 PN Kaholo Island Invitational 2025
50 Back
53.33
53.33
100 Back
58.55
1:51.88
100 Back
1:51.88
5636 Ted Nam 1:51.90 10 B: 1:40.69 (+11.21s | 10.0%) Club Husker 12/13/2025 2025 MW CBSC NTS Holiday Classic
50 Back
1:52.03
1:52.03
100 Back
0.-13
1:51.90
100 Back
1:51.90
5637 Sawyer Dougherty 1:51.90 8 B: 1:40.69 (+11.21s | 10.0%) Swimchester Sailfish 12/05/2025 2025 Holiday Classic
50 Back
54.20
54.20
100 Back
57.70
1:51.90
100 Back
1:51.90
5638 Merritt Frost 1:51.90 8 B: 1:40.69 (+11.21s | 10.0%) Marlins Of Raleigh 02/07/2026 2026 MOR Snowflake 3 Meet
5639 Isaac Kim 1:51.91 8 B: 1:40.69 (+11.22s | 10.0%) Eagle Swim Team Inc. 03/21/2026 2026 Maryland 8 Under Championship Meet
50 Back
52.12
52.12
100 Back
59.79
1:51.91
100 Back
1:51.91
5640 Mason Kliemann 1:51.92 10 B: 1:40.69 (+11.23s | 10.0%) Green Terror Aquatic Club 11/22/2025 20205 Odd Ball Challenge
5641 Anders Munies 1:51.92 10 B: 1:40.69 (+11.23s | 10.0%) FireFish Swim Team 11/14/2025 2025 NE KING CAC Fall Invite Copied
50 Back
54.71
54.71
100 Back
57.21
1:51.92
100 Back
1:51.92
5642 Felix Rabelo 1:51.92 8 B: 1:40.69 (+11.23s | 10.0%) Atlantic Coast Athletic Club 11/15/2025 2025 WAC Fall Classic
50 Back
54.04
54.04
100 Back
57.88
1:51.92
100 Back
1:51.92
5643 Nicholas Polak 1:51.92 10 B: 1:40.69 (+11.23s | 10.0%) Kingfish Swimming Medfield 11/01/2025 2025 NE NSSC Nov Beede Specialty Copied
50 Back
55.15
55.15
100 Back
56.77
1:51.92
100 Back
1:51.92
5644 Anthony Piazza 1:51.94 9 B: 1:40.69 (+11.25s | 10.1%) Otter Swim Club 11/14/2025 PSL Pumpkin Spice Lovers 25 129
5645 David Treglown 1:51.94 9 B: 1:40.69 (+11.25s | 10.1%) T2 Aquatics 02/27/2026 2026 T2 Area 5 Championships
50 Back
53.29
53.29
100 Back
58.65
1:51.94
100 Back
1:51.94
5646 Matthew Campbell 1:51.94 9 B: 1:40.69 (+11.25s | 10.1%) Retriever Aquatic Club 11/14/2025 GBSA 2025 Thanksgiving Swim Fest
50 Back
52.78
52.78
100 Back
59.16
1:51.94
100 Back
1:51.94
5647 Benjamin Mason 1:51.95 9 B: 1:40.69 (+11.26s | 10.1%) Drop Aquatics 02/27/2026 2026 MCSA Junior Cup
50 Back
53.09
53.09
100 Back
58.86
1:51.95
100 Back
1:51.95
5648 Adam Gasperini 1:51.97 9 B: 1:40.69 (+11.28s | 10.1%) Raleigh Swimming Association 11/21/2025 2025 YOTA Arena Turkey Classic
5649 Keegan Song 1:51.98 8 B: 1:40.69 (+11.29s | 10.1%) Tac Titans 01/16/2026 2026 Vector Security Polar Plunge Meet
50 Back
54.07
54.07
100 Back
57.91
1:51.98
100 Back
1:51.98
5650 Ren Mobley 1:51.98 9 B: 1:40.69 (+11.29s | 10.1%) Lynchburg YMCA Swim Team 12/04/2025 14th Annual Swim Tri Speedo Winter Champs
50 Back
54.00
54.00
100 Back
57.98
1:51.98
100 Back
1:51.98

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.