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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2701 | Clayton Sprunck | 42.31 | 10 | BB Min | A: 37.59 (+4.72s | 11.2%) | Nitro Swimming | 11/16/2025 | 2025 ST NTRO Turkey Trot | |
| 2702 | Taylor Ku | 42.31 | 8 | BB Min | A: 37.59 (+4.72s | 11.2%) | Blue Wave Swim Team PV | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 2703 | Ben Tollon | 42.31 | 9 | BB Min | A: 37.59 (+4.72s | 11.2%) | West Florida Lightning Aquatic | 02/13/2026 | 19th Annual TBAY Gasparilla Races 2026 | |
| 2704 | Sebastian Lam | 42.31 | 8 | BB Min | A: 37.59 (+4.72s | 11.2%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 2705 | Zachary Yalcin | 42.32 | 10 | BB Min | A: 37.59 (+4.73s | 11.2%) | Upper Main Line YMCA | 12/11/2025 | 2025 East Coast WinterFest | |
| 2706 | Emerson Lee | 42.32 | 8 | BB Min | A: 37.59 (+4.73s | 11.2%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 2707 | Hugo Pace | 42.32 | 10 | BB Min | A: 37.59 (+4.73s | 11.2%) | Pacifica Sea Lions | 03/07/2026 | BAC Race To AGCs | |
| 2708 | Damon Wang | 42.32 | 10 | BB Min | A: 37.59 (+4.73s | 11.2%) | Dragon Swim Team | 02/20/2026 | 2026 FXFX Forty Niner | |
| 2709 | Solomon Metzger | 42.32 | 10 | BB Min | A: 37.59 (+4.73s | 11.2%) | Royal Swimming | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 2710 | Cinny Turner | 42.32 | 10 | BB Min | A: 37.59 (+4.73s | 11.2%) | Royal Swimming | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 2711 | Charles Seaman | 42.32 | 9 | BB Min | A: 37.59 (+4.73s | 11.2%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 2712 | Quincy Topete | 42.32 | 9 | BB Min | A: 37.59 (+4.73s | 11.2%) | Tac Titans | 11/15/2025 | 2025 TAC TITANS Turkey Squad Meet | |
| 2713 | Arpan Regmi | 42.32 | 9 | BB Min | A: 37.59 (+4.73s | 11.2%) | Unified Aquatics Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2714 | Bennett McKown | 42.32 | 8 | BB Min | A: 37.59 (+4.73s | 11.2%) | Patriot Aquatics | 03/01/2025 | 2025 Spring Area 2 Championships | |
| 2715 | Noah Orderique | 42.33 | 10 | BB Min | A: 37.59 (+4.74s | 11.2%) | Fox Swim Club | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 2716 | Gabriel Dieme | 42.33 | 10 | BB Min | A: 37.59 (+4.74s | 11.2%) | Humboldt Swim Club | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 2717 | Austin Crooks | 42.33 | 9 | BB Min | A: 37.59 (+4.74s | 11.2%) | Qns Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 2718 | Dominic Pescarino | 42.34 | 10 | BB Min | A: 37.59 (+4.75s | 11.2%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 2719 | Samuel Hoftiezer | 42.34 | 8 | BB Min | A: 37.59 (+4.75s | 11.2%) | Watertown Area Swim Club | 05/30/2026 | 2026 Too Cool For The Pool | |
| 2720 | Bryant Arguello | 42.34 | 10 | BB Min | A: 37.59 (+4.75s | 11.2%) | City of Miami Parks Swim Team | 06/06/2026 | NMST June Invite 26 | |
| 2721 | Ennio Miranda-Jeon | 42.34 | 10 | BB Min | A: 37.59 (+4.75s | 11.2%) | Manta Rays | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 2722 | Bobby Geisser | 42.35 | 10 | BB Min | A: 37.59 (+4.76s | 11.2%) | Newport County YMCA Wahoos | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 2723 | David Mastin | 42.35 | 10 | BB Min | A: 37.59 (+4.76s | 11.2%) | Razor Aquatics | 05/22/2026 | 2026 ISCA National Diversity Swim Champ | |
| 2724 | Garrett Soper | 42.35 | 9 | BB Min | A: 37.59 (+4.76s | 11.2%) | Loyola Blakefield Aquatics | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 2725 | Isaac Engelbart | 42.35 | 10 | BB Min | A: 37.59 (+4.76s | 11.2%) | Stingray Swim Team | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | |
| 2726 | James Strate | 42.35 | 10 | BB Min | A: 37.59 (+4.76s | 11.2%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 2727 | Lars Milhaupt | 42.35 | 10 | BB Min | A: 37.59 (+4.76s | 11.2%) | North Jeffco Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 2728 | Edward Godwin | 42.35 | 9 | BB Min | A: 37.59 (+4.76s | 11.2%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | |
| 2729 | Zachary Ervin | 42.36 | 9 | BB Min | A: 37.59 (+4.77s | 11.3%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 2730 | Hatcher St John | 42.36 | 10 | BB Min | A: 37.59 (+4.77s | 11.3%) | Alamo Area Aquatic Association | 12/14/2024 | 2024 ST SRG SCY Ho Ho Howorth Classic | |
| 2731 | Barrett Jenkins | 42.36 | 9 | BB Min | A: 37.59 (+4.77s | 11.3%) | Mercy HealthPlex Sea Wolves | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2732 | Jack Viana | 42.36 | 10 | BB Min | A: 37.59 (+4.77s | 11.3%) | FireFish Swim Team | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 2733 | Logan Rimler | 42.36 | 10 | BB Min | A: 37.59 (+4.77s | 11.3%) | Team Suffolk | 12/11/2025 | 2025 MR HAUP Eagle Invitational | |
| 2734 | Beckett Flynn | 42.37 | 10 | BB Min | A: 37.59 (+4.78s | 11.3%) | Issaquah Swim Team | 10/18/2025 | 2025 PN IST Fall Open | |
| 2735 | Miles Williams | 42.37 | 10 | BB Min | A: 37.59 (+4.78s | 11.3%) | 92ny Flying Dolphins | 09/27/2025 | 2025 MR SSC TYR September Sprint Invitational | |
| 2736 | Evan Farr | 42.38 | 10 | BB Min | A: 37.59 (+4.79s | 11.3%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 2737 | Lincoln Kemp | 42.38 | 10 | BB Min | A: 37.59 (+4.79s | 11.3%) | Nation\\\\\\'s Capital Swim Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 2738 | Gairen Bean | 42.38 | 10 | BB Min | A: 37.59 (+4.79s | 11.3%) | South Bay Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 2739 | Francis Wang | 42.38 | 9 | BB Min | A: 37.59 (+4.79s | 11.3%) | West Coast Aquatics | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | |
| 2740 | Zander Berenson | 42.38 | 9 | BB Min | A: 37.59 (+4.79s | 11.3%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 2741 | David Gurariy | 42.39 | 9 | BB Min | A: 37.59 (+4.80s | 11.3%) | Shorefront Ym-Ywha | 12/13/2025 | 2025 MR TRI Winter SCY Invitational | |
| 2742 | Trenton Schiefelbein | 42.39 | 10 | BB Min | A: 37.59 (+4.80s | 11.3%) | Central Minnesota Aquatics | 05/02/2026 | 2026 MN TUNA Spring Splash | |
| 2743 | Daniel Nelasov | 42.40 | 10 | BB Min | A: 37.59 (+4.81s | 11.3%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 2744 | Remington Kang | 42.40 | 9 | BB Min | A: 37.59 (+4.81s | 11.3%) | Issaquah Swim Team | 11/15/2025 | 2025 PN IST November Invitational | |
| 2745 | Lucas Parker | 42.41 | 10 | BB Min | A: 37.59 (+4.82s | 11.4%) | Bayside Aquatics | 02/13/2026 | 39th Black History Swim Meet | |
| 2746 | Thomas Louzao | 42.41 | 9 | BB Min | A: 37.59 (+4.82s | 11.4%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 2747 | Jude Ramirez | 42.41 | 9 | BB Min | A: 37.59 (+4.82s | 11.4%) | Katy Aquatic Team For Youth | 11/09/2024 | 2024 LSST November Open Meet | |
| 2748 | Alex Li | 42.42 | 9 | BB Min | A: 37.59 (+4.83s | 11.4%) | DeAnza Cupertino Aquatics | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 2749 | Leopold Vielhaber | 42.42 | 10 | BB Min | A: 37.59 (+4.83s | 11.4%) | Oly Swimming | 02/27/2026 | 2026 MCSA Junior Cup | |
| 2750 | Alexander Wright | 42.43 | 10 | BB Min | A: 37.59 (+4.84s | 11.4%) | Pine Crest Swimming | 02/06/2026 | 2026 Matt Mounts Memorial Swim 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.