USA Boys 10 & under - 50 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2601 | Alistair Rivers | 42.62 | 10 | BB Min | A: 37.59 (+5.03s | 11.8%) | Saluki Swim Club | 10/10/2026 | 2026 Saluki Swim Your Own Age | |
| 2602 | Caeden DaSalla | 42.63 | 10 | BB Min | A: 37.59 (+5.04s | 11.8%) | Long Island Aquatic Club | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 2603 | Jackson Zuroweste | 42.63 | 10 | BB Min | A: 37.59 (+5.04s | 11.8%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 2604 | Benjamin Birckholtz | 42.63 | 10 | BB Min | A: 37.59 (+5.04s | 11.8%) | Old Dominion Aquatic Club | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 2605 | Tristan Wan | 42.63 | 9 | BB Min | A: 37.59 (+5.04s | 11.8%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | |
| 2606 | Noah Nabity | 42.64 | 10 | BB Min | A: 37.59 (+5.05s | 11.8%) | Blair YMCA Swim Team | 01/31/2026 | 2026 MW App NYA January YMCA Meet | |
| 2607 | Conor Galvin | 42.64 | 10 | BB Min | A: 37.59 (+5.05s | 11.8%) | Sprc Stingrays | 09/26/2025 | RAC First Splash 2025 | |
| 2608 | Minwei Li | 42.64 | 8 | BB Min | A: 37.59 (+5.05s | 11.8%) | Nitro Swimming | 09/06/2026 | 2026 ST NTRO Stephen J Wolleben Memorial Meet | |
| 2609 | Philip Carter | 42.64 | 9 | BB Min | A: 37.59 (+5.05s | 11.8%) | YMCA of South Florida | 10/02/2026 | Early October Central Park Series | |
| 2610 | Noah Wang | 42.64 | 10 | BB Min | A: 37.59 (+5.05s | 11.8%) | Flatiron Athletic Club | 03/13/2026 | Mile High Championship Invitational | |
| 2611 | Declan Harris | 42.64 | 10 | BB Min | A: 37.59 (+5.05s | 11.8%) | Southeast Tennessee Swimming | 10/17/2026 | 2026 MCC October Invite Copied | |
| 2612 | Alex Koay | 42.65 | 10 | BB Min | A: 37.59 (+5.06s | 11.9%) | The Fish | 02/13/2026 | 2026 ASA President S Day Classic | |
| 2613 | Jonah Osborn | 42.65 | 9 | BB Min | A: 37.59 (+5.06s | 11.9%) | Tac Titans | 02/14/2026 | 2026 TAC TITANS February Qualifier Meet | |
| 2614 | Sawyer Luketich | 42.65 | 10 | BB Min | A: 37.59 (+5.06s | 11.9%) | Mecklenburg Swim Association | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 2615 | Robert Karpenko | 42.65 | 8 | BB Min | A: 37.59 (+5.06s | 11.9%) | University Place Aquatic Club | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 2616 | Logan Pope | 42.66 | 10 | BB Min | A: 37.59 (+5.07s | 11.9%) | Patuxent Aquatics Club | 02/13/2026 | 39th Black History Swim Meet | |
| 2617 | Charles Petoskey | 42.66 | 10 | BB Min | A: 37.59 (+5.07s | 11.9%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 2618 | Jack Webber | 42.66 | 9 | BB Min | A: 37.59 (+5.07s | 11.9%) | Cincinnati Aquatic Club | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 2619 | Lucas Tarr | 42.66 | 10 | BB Min | A: 37.59 (+5.07s | 11.9%) | Excel Aquatics | 10/23/2026 | 2026 Pumpkin Spice Splash | |
| 2620 | Smith Larsen | 42.67 | 9 | BB Min | A: 37.59 (+5.08s | 11.9%) | Magic Valley Marlins | 06/28/2025 | 2025 Elko High Altitude | |
| 2621 | Austin Smith | 42.67 | 9 | BB Min | A: 37.59 (+5.08s | 11.9%) | Cascade Swim Club | 03/28/2026 | 2026 PN Spring Showdown, Div 3 Approved | |
| 2622 | George Simon | 42.67 | 9 | BB Min | A: 37.59 (+5.08s | 11.9%) | Mariemont Ohio Swim Team | 10/23/2026 | 2026 CLPR Halloween Meet | |
| 2623 | Alexander Varga | 42.68 | 9 | BB Min | A: 37.59 (+5.09s | 11.9%) | Tollefson Swimming | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 2624 | Lukas Vuksanovich | 42.68 | 9 | BB Min | A: 37.59 (+5.09s | 11.9%) | Viking Aquatic Club | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 2625 | Sawyer Stephenson-Sabin | 42.68 | 10 | BB Min | A: 37.59 (+5.09s | 11.9%) | Napa Valley Swim Team | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | |
| 2626 | Ethan Cookson | 42.68 | 10 | BB Min | A: 37.59 (+5.09s | 11.9%) | SwimRise Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 2627 | Asa Babson | 42.68 | 9 | BB Min | A: 37.59 (+5.09s | 11.9%) | Dynamo Swim Club | 10/16/2026 | 2026 HSA Fran Norris Meet | |
| 2628 | Nicholas Carille | 42.69 | 9 | BB Min | A: 37.59 (+5.10s | 11.9%) | Long Island Aquatic Club | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 2629 | Jeffrey Krell | 42.69 | 9 | BB Min | A: 37.59 (+5.10s | 11.9%) | YMCA of Virginia\\\\\\'s Blue Ridge | 03/19/2026 | 2026 USRY Short Course Champs | |
| 2630 | Ibrahim Ghanem | 42.69 | 9 | BB Min | A: 37.59 (+5.10s | 11.9%) | Romulus Torpedoes Swim Club | 10/17/2025 | 2025 OLY Fall Classic | |
| 2631 | Jayke Hung | 42.69 | 10 | BB Min | A: 37.59 (+5.10s | 11.9%) | Bellevue Club Swim Team | 10/23/2026 | 2026 THSC Fall Invitational | |
| 2632 | Roha Joo | 42.70 | 9 | BB Min | A: 37.59 (+5.11s | 12.0%) | Phoenix Aquatic Club | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 2633 | Charles Richards | 42.70 | 9 | BB Min | A: 37.59 (+5.11s | 12.0%) | New Wave Swim Team | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 2634 | Grant Ley | 42.70 | 8 | BB Min | A: 37.59 (+5.11s | 12.0%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 2635 | Gavin Osterman | 42.70 | 10 | BB Min | A: 37.59 (+5.11s | 12.0%) | Excel Aquatics | 09/25/2026 | 2026 Excel Aquatics Fall Fest Invite | |
| 2636 | Robert Lalji | 42.70 | 10 | BB Min | A: 37.59 (+5.11s | 12.0%) | Swim Fort Lauderdale | 04/18/2026 | SoFlo 12 Under Spring Invitational | |
| 2637 | Bennett Tucker | 42.70 | 10 | BB Min | A: 37.59 (+5.11s | 12.0%) | Seahawks Swim club | 09/12/2026 | 2026 Seahawks Dive Back In | |
| 2638 | Brandon Chang | 42.71 | 10 | BB Min | A: 37.59 (+5.12s | 12.0%) | Columbia Aquatics Association | 01/03/2026 | 2026 ASTS Invitational | |
| 2639 | Lucas Panez | 42.71 | 10 | BB Min | A: 37.59 (+5.12s | 12.0%) | Heritage Aquatic Team | 10/23/2026 | SoFlo 10 Under Fall Sizzler | |
| 2640 | Daniel Ferroni | 42.72 | 10 | BB Min | A: 37.59 (+5.13s | 12.0%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 2641 | Connor Finlayson | 42.72 | 9 | BB Min | A: 37.59 (+5.13s | 12.0%) | Annapolis Swim Club | 11/07/2025 | 2025 Marlins Invitational | |
| 2642 | Charlie Wang | 42.72 | 9 | BB Min | A: 37.59 (+5.13s | 12.0%) | DeAnza Cupertino Aquatics | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 2643 | Marcus Wang | 42.73 | 10 | BB Min | A: 37.59 (+5.14s | 12.0%) | Pacific Dragons Swim Team | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 2644 | Ishan Finger | 42.73 | 9 | BB Min | A: 37.59 (+5.14s | 12.0%) | Westlake Aquatic Facility | 10/18/2026 | 2026 ST TXLA 10 U Fall Kick Off Invite | |
| 2645 | Titan Moore-Rose | 42.73 | 10 | BB Min | A: 37.59 (+5.14s | 12.0%) | Etown Dolphins | 10/24/2026 | 2026 Etown Dolphins Spooktacular | |
| 2646 | Parker Rate | 42.74 | 9 | BB Min | A: 37.59 (+5.15s | 12.0%) | Carolina Aquatics Swim Club | 12/05/2025 | ATOM Winter Invite 2025 | |
| 2647 | Marek Barthel | 42.74 | 10 | BB Min | A: 37.59 (+5.15s | 12.0%) | Monticello Swim Club | 01/10/2026 | 2026 MN MONC New Years Invite | |
| 2648 | Dominic Coyle | 42.74 | 10 | BB Min | A: 37.59 (+5.15s | 12.0%) | Cardinal and Gold Aquatics | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2649 | James Casterton | 42.74 | 9 | BB Min | A: 37.59 (+5.15s | 12.0%) | Mantas Swim Club | 03/15/2025 | 2025 MN FOXJ Short Course 10 U State Champion | |
| 2650 | Ryan Zhang | 42.74 | 9 | BB Min | A: 37.59 (+5.15s | 12.0%) | Tac Titans | 12/19/2025 | 2025 TAC TITANS Jingle Bells Meet | |
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.