USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4801 | Andy Xu | 1:04.32 | 9 | B: 55.39 (+8.93s | 13.9%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | ||
| 4802 | Jack DeAngelo | 1:04.32 | 10 | B: 55.39 (+8.93s | 13.9%) | Mission Aurora Colorado Swimmi | 06/27/2025 | 2025 CO Zone 2 DU Meet | ||
| 4803 | Liam Yu | 1:04.32 | 7 | B: 55.39 (+8.93s | 13.9%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | ||
| 4804 | John Schloemer | 1:04.33 | 9 | B: 55.39 (+8.94s | 13.9%) | Lakeside Swim Team | 06/04/2026 | 98th Ohio Valley Championships 2026 | ||
| 4805 | Asher Moultrie | 1:04.34 | 8 | B: 55.39 (+8.95s | 13.9%) | North Palm Beach Swim Club | 06/06/2026 | 18th Annual LC NPB Summer Kickoff | ||
| 4806 | William Kute | 1:04.34 | 9 | B: 55.39 (+8.95s | 13.9%) | Lakeside Swim Team | 04/25/2026 | 2026 Triton Derby Swim Festival | ||
| 4807 | Ved Mohan | 1:04.38 | 8 | B: 55.39 (+8.99s | 14.0%) | Nova of Virginia | 04/17/2026 | NOVA Long Course Kick Off | ||
| 4808 | Turner Buchanan | 1:04.38 | 8 | B: 55.39 (+8.99s | 14.0%) | Salida Cyclones | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | ||
| 4809 | Jackson DeMilio | 1:04.40 | 8 | B: 55.39 (+9.01s | 14.0%) | Hurricanes Swim Team | 07/17/2026 | 2026 MN STRM Minnesota Regional Championship | ||
| 4810 | Landon Parker | 1:04.40 | 9 | B: 55.39 (+9.01s | 14.0%) | Spartan Aquatic Club | 07/24/2026 | 2026 Area 1 LCM Championships | ||
| 4811 | Eldon Summers | 1:04.42 | 8 | B: 55.39 (+9.03s | 14.0%) | Albany Aquatic Association | 05/01/2026 | 2026 AAA May LC Invitational | ||
| 4812 | Alec Brodell | 1:04.42 | 9 | B: 55.39 (+9.03s | 14.0%) | Shark Wave Aquatic Team | 05/29/2026 | 2026 Spring Invitational | ||
| 4813 | Oscar Deans | 1:04.43 | 10 | B: 55.39 (+9.04s | 14.0%) | Richmond Sailfish | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 4814 | Victor Barbosa | 1:04.44 | 9 | B: 55.39 (+9.05s | 14.0%) | Portland Aquatic Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | ||
| 4815 | Landon Giesey | 1:04.44 | 9 | B: 55.39 (+9.05s | 14.0%) | SwimMAC Carolina | 07/24/2026 | 2026 NC SwimMAC LC Summer Sun Sational | ||
| 4816 | Zachary Anderegg | 1:04.44 | 9 | B: 55.39 (+9.05s | 14.0%) | Heart of Texas Swim Team | 05/08/2026 | 2026 ST ASC Cinco De Mayo | ||
| 4817 | Leonardo Yu | 1:04.45 | 9 | B: 55.39 (+9.06s | 14.1%) | Alamo Area Aquatic Association | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | ||
| 4818 | Oladibu Owoseni | 1:04.45 | 8 | B: 55.39 (+9.06s | 14.1%) | Hillsboro Swim Team | 06/12/2026 | 2026 THSC June Open | ||
| 4819 | Michael Lopatin | 1:04.45 | 8 | B: 55.39 (+9.06s | 14.1%) | Tide Swimming | 04/20/2024 | 2024 Black Vs Blue Intrasquad Meet | ||
| 4820 | Cooper Greene | 1:04.47 | 8 | B: 55.39 (+9.08s | 14.1%) | Sharks Aquatic Club | 05/08/2026 | 2026 Cyrus Blakney Memorial A May Zing Meet | ||
| 4821 | Caleb Kurniawan | 1:04.48 | 10 | B: 55.39 (+9.09s | 14.1%) | Orca Aquatics | 05/30/2026 | 2026 NE RIAC Sail Away On The Ferry | ||
| 4822 | Lincoln Zhu | 1:04.48 | 9 | B: 55.39 (+9.09s | 14.1%) | Pacific Dragons Swim Team | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 4823 | Oliver Gremban | 1:04.50 | 10 | B: 55.39 (+9.11s | 14.1%) | North Coast Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 4824 | Teodor Radovanovic | 1:04.52 | 9 | B: 55.39 (+9.13s | 14.2%) | T2 Aquatics | 05/22/2026 | 2026 T2 Aquatics Norris Foundation LC Meet | ||
| 4825 | Lincoln Albers | 1:04.52 | 9 | B: 55.39 (+9.13s | 14.2%) | Beaches Quicksilver | 05/17/2025 | 2025 PSA May Invite | ||
| 4826 | Robert Meehan | 1:04.53 | 9 | B: 55.39 (+9.14s | 14.2%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 4827 | Xavier Jimenez | 1:04.55 | 9 | B: 55.39 (+9.16s | 14.2%) | Unattached | 06/26/2026 | 2026 VSI LC Northern District Champs | ||
| 4828 | Derek Lu | 1:04.55 | 8 | B: 55.39 (+9.16s | 14.2%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 4829 | Matteo Balzarini | 1:04.55 | 8 | B: 55.39 (+9.16s | 14.2%) | Valley Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 4830 | Eli Vera | 1:04.56 | 9 | B: 55.39 (+9.17s | 14.2%) | C.M. Gatton Beaumont YMCA | 06/26/2026 | 2026 Colonel Summer Classic Copied | ||
| 4831 | Alexander James | 1:04.57 | 8 | B: 55.39 (+9.18s | 14.2%) | Seahawks Swim club | 04/17/2026 | 2026 METS Long Course Kickoff | ||
| 4832 | Parker Bentel | 1:04.57 | 9 | B: 55.39 (+9.18s | 14.2%) | Island Aquatics | 05/30/2026 | 2026 MAGSA LCM A 2 Meet | ||
| 4833 | Nathaniel Hehn | 1:04.58 | 8 | B: 55.39 (+9.19s | 14.2%) | Valley Aquatics | 06/20/2025 | 2025 IE VS Starlight Open | ||
| 4834 | Zeus Erickson | 1:04.60 | 9 | B: 55.39 (+9.21s | 14.3%) | Stingray Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 4835 | Lucas Hunt | 1:04.61 | 10 | B: 55.39 (+9.22s | 14.3%) | Bay Club Panthers | 05/02/2026 | Alto Spring Jam CBA | ||
| 4836 | Greyson Hubley | 1:04.61 | 8 | B: 55.39 (+9.22s | 14.3%) | Billings YMCA | 07/10/2026 | 2026 MT HLST Last Chance Invitational | ||
| 4837 | Mateo Libreros | 1:04.63 | 10 | B: 55.39 (+9.24s | 14.3%) | Saint Andrew\\\\\\'s Aquatics | 05/22/2026 | 2026 Terrapin Invite | ||
| 4838 | Jiayu Yang | 1:04.65 | 8 | B: 55.39 (+9.26s | 14.3%) | Csp Tideriders | 05/29/2026 | 2026 Meet Me In St Louis Invite | ||
| 4839 | Jaden Woodruff | 1:04.65 | 9 | B: 55.39 (+9.26s | 14.3%) | Stingrays Swim Team | 05/01/2026 | 2026 Helen Wang Sunflower Classic | ||
| 4840 | Jakob Landerholm | 1:04.65 | 6 | B: 55.39 (+9.26s | 14.3%) | Highbridge Aquatics | 06/26/2026 | 2026 Colonel Summer Classic Copied | ||
| 4841 | Rowan Osborne | 1:04.66 | 9 | B: 55.39 (+9.27s | 14.3%) | Prineville Swim Team | 07/04/2026 | Pendleton Open 2026 | ||
| 4842 | Cian Stiff | 1:04.67 | 9 | B: 55.39 (+9.28s | 14.3%) | Front Range Barracudas | 07/11/2025 | 2025 CO NCS Gold District Championships | ||
| 4843 | Andrew Habek | 1:04.67 | 8 | B: 55.39 (+9.28s | 14.3%) | Kent County YMCA | 05/16/2026 | 2026 NE KCY Invitational | ||
| 4844 | Yusuf Shakir | 1:04.67 | 8 | B: 55.39 (+9.28s | 14.3%) | Rhode Island Aquatic Club | 04/26/2026 | 2026 NE RIAC Quahog Cup | ||
| 4845 | Aiden Matzke | 1:04.68 | 7 | B: 55.39 (+9.29s | 14.4%) | Great Wolf Swim Team | 05/08/2026 | 2026 MN STRM Spring Startup | ||
| 4846 | Julian Kau | 1:04.68 | 10 | B: 55.39 (+9.29s | 14.4%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 4847 | Kai Toyama | 1:04.69 | 10 | B: 55.39 (+9.30s | 14.4%) | Maui Dolphins Swim Club | 05/30/2026 | 2026 MAGSA LCM A 2 Meet | ||
| 4848 | Eli Fincham | 1:04.69 | 10 | B: 55.39 (+9.30s | 14.4%) | Redmond Aquatic Club | 12/13/2025 | 2025 RACE December Intrasquad Meet | ||
| 4849 | Mark Davidovich | 1:04.71 | 8 | B: 55.39 (+9.32s | 14.4%) | Scarlet Aquatics | 04/26/2026 | 2026 Scarlet April LC Invitational | ||
| 4850 | Lev Sukhin | 1:04.72 | 8 | B: 55.39 (+9.33s | 14.4%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
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.