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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1801 | Patrick Wang | 58.39 | 7 | B: 55.39 (+3.00s | 5.1%) | Milpitas Aquatic Club | 06/27/2025 | Valley Splash | ||
| 1802 | Tristan Henson | 58.39 | 9 | B: 55.39 (+3.00s | 5.1%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | ||
| 1803 | Matias Gonzalez Guajardo | 58.42 | 9 | B: 55.39 (+3.03s | 5.2%) | Titanes de Tym | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | ||
| 1804 | Isaac Welmerink | 58.42 | 8 | B: 55.39 (+3.03s | 5.2%) | Lakeridge Swim Team | 07/12/2025 | 2025 Silver State Championships | ||
| 1805 | Lucas Hernandez | 58.44 | 9 | B: 55.39 (+3.05s | 5.2%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1806 | Mason McKenzie | 58.45 | 9 | B: 55.39 (+3.06s | 5.2%) | Tornadoes Swim Team | 05/30/2025 | LA OPEN 2025 | ||
| 1807 | Aidan Hiland | 58.45 | 10 | B: 55.39 (+3.06s | 5.2%) | SwimTLC-Parker Phenomena Swim | 04/26/2025 | 2025 CO FST Spring LC Fever | ||
| 1808 | Charles Wright | 58.45 | 9 | B: 55.39 (+3.06s | 5.2%) | Montrose Marlins Swim Club | 07/11/2025 | 2025 CO Western Slope LeagueChampionships | ||
| 1809 | Ibrahim Othman | 58.47 | 9 | B: 55.39 (+3.08s | 5.3%) | Life Time Michigan Swim Team | 01/27/2026 | January 2026 Life Time Michigan Intersquad | ||
| 1810 | Jonathan Fosheim | 58.47 | 9 | B: 55.39 (+3.08s | 5.3%) | Webster Swim Team | 07/11/2025 | 2025 SD Long Course State B Swim Meet | ||
| 1811 | Ethan Box | 58.48 | 9 | B: 55.39 (+3.09s | 5.3%) | South Lake Aquatic Club | 04/26/2025 | 10th Annual Hohne Memorial Invitational | ||
| 1812 | Donovan Nkansah | 58.49 | 10 | B: 55.39 (+3.10s | 5.3%) | Kearns Youth Aquatic Team | 06/13/2025 | 2025 SDAT Summer Spectacular | ||
| 1813 | Milo Chan | 58.50 | 8 | B: 55.39 (+3.11s | 5.3%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 1814 | William Fatt | 58.50 | 7 | B: 55.39 (+3.11s | 5.3%) | Nova of Virginia | 04/26/2024 | NOVA LC Kick Off | ||
| 1815 | Ahaan Maknojia | 58.50 | 8 | B: 55.39 (+3.11s | 5.3%) | Issaquah Swim Team | 05/02/2025 | 2025 PN BC May Flowers | ||
| 1816 | James Tang | 58.51 | 8 | B: 55.39 (+3.12s | 5.3%) | Alto Swim Club | 06/07/2024 | DACA LC C B A+ Meet | ||
| 1817 | Jude Huibregtse | 58.54 | 9 | B: 55.39 (+3.15s | 5.4%) | Lake Superior Swim Club | 05/16/2025 | 2025 MN STRM Spring Startup | ||
| 1818 | Oleksandr Aleksashyn | 58.54 | 8 | B: 55.39 (+3.15s | 5.4%) | Dolphin Club | 06/27/2024 | NOVA Firecracker Classic | ||
| 1819 | Harrison Worth | 58.55 | 9 | B: 55.39 (+3.16s | 5.4%) | Capital of Texas Aquatics | 04/05/2025 | 2025 ST TXLA 10 U Long Course Kick Off | ||
| 1820 | Andrew Mastilenko | 58.55 | 9 | B: 55.39 (+3.16s | 5.4%) | Lakeshore Swim Club | 07/12/2025 | LSSC Avon Classic | ||
| 1821 | Seth Overstreet | 58.56 | 8 | B: 55.39 (+3.17s | 5.4%) | Quest Swimming | 05/04/2024 | BASS Jim Frye Memorial Invitational May 202 | ||
| 1822 | Daniel Wang | 58.57 | 8 | B: 55.39 (+3.18s | 5.4%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | ||
| 1823 | Paul Groza | 58.58 | 10 | B: 55.39 (+3.19s | 5.4%) | Vandal Aquatic Club | 07/05/2025 | Pendleton Open 2025 | ||
| 1824 | Parker Skelton | 58.59 | 7 | B: 55.39 (+3.20s | 5.5%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | ||
| 1825 | Charles Heffernan | 58.60 | 7 | B: 55.39 (+3.21s | 5.5%) | Legacy Aquatics | 07/05/2025 | 2025 OR CRST Summer Blast 3 | ||
| 1826 | Benjamin Torgersen | 58.61 | 8 | B: 55.39 (+3.22s | 5.5%) | Canton City Swimming | 06/27/2025 | 2025 55th FREEDLANDER MEET | ||
| 1827 | James Gillis | 58.63 | 8 | B: 55.39 (+3.24s | 5.5%) | YMCA of the Triangle Area Swim | 06/14/2024 | SwimRVA Summer Invitational | ||
| 1828 | Dean Bishop | 58.64 | 9 | B: 55.39 (+3.25s | 5.5%) | Lakeview Swim Team | 06/20/2025 | Prineville Invitational Swim Meet | ||
| 1829 | Truxtun Siegel | 58.65 | 7 | B: 55.39 (+3.26s | 5.6%) | Jbarracudas Swim Team | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1830 | Felix Jackson | 58.65 | 7 | B: 55.39 (+3.26s | 5.6%) | Tualatin Hills Swim Club | 05/02/2025 | 2025 THSC Spring Invitational | ||
| 1831 | Muyan Zhang | 58.65 | 10 | B: 55.39 (+3.26s | 5.6%) | Sarasota Sharks | 05/16/2025 | 2025 SYS Memorial Meet | ||
| 1832 | Tyler Wood | 58.66 | 10 | B: 55.39 (+3.27s | 5.6%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | ||
| 1833 | Everett Carney | 58.68 | 8 | B: 55.39 (+3.29s | 5.6%) | Smac | 05/17/2024 | Freedom Splash | ||
| 1834 | Finn Legacki | 58.70 | 10 | B: 55.39 (+3.31s | 5.6%) | North Coast Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1835 | Theodore Janson | 58.70 | 9 | B: 55.39 (+3.31s | 5.6%) | Central Minnesota Aquatics | 06/13/2025 | 2025 SD Aberdeen Summer High Point Swim Meet | ||
| 1836 | Theodore Daines | 58.74 | 9 | B: 55.39 (+3.35s | 5.7%) | Olympus Aquatics | 06/06/2025 | Speed Lake City 2025 | ||
| 1837 | Joao Barretto | 58.74 | 8 | B: 55.39 (+3.35s | 5.7%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 1838 | Everett Keyler | 58.76 | 8 | B: 55.39 (+3.37s | 5.7%) | Wright County Wave Swim Club | 06/13/2025 | 2025 MN NSAC Summer Slam Invite | ||
| 1839 | Isaac Choi | 58.76 | 10 | B: 55.39 (+3.37s | 5.7%) | Burlingame Aquatics | 07/19/2025 | Alto Last Splash | ||
| 1840 | Jordy Walder | 58.76 | 8 | B: 55.39 (+3.37s | 5.7%) | Dakota Riptide | 06/28/2024 | 2024 SD SFST June Invite | ||
| 1841 | Weston Leingang | 58.77 | 9 | B: 55.39 (+3.38s | 5.8%) | Avon Swim Club | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | ||
| 1842 | Brendan Gao | 58.78 | 9 | B: 55.39 (+3.39s | 5.8%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1843 | Aksel Sauder | 58.81 | 7 | B: 55.39 (+3.42s | 5.8%) | Boise Swim Club | 05/16/2025 | 2025 Spring Fling LC Invitational | ||
| 1844 | John Perleberg | 58.81 | 8 | B: 55.39 (+3.42s | 5.8%) | Prairie Rose Aquatics | 06/14/2024 | 2024 SD Aberdeen Summer High Point Swim Meet | ||
| 1845 | Marek Perzov | 58.84 | 8 | B: 55.39 (+3.45s | 5.9%) | Santa Clara Swim Club | 05/17/2024 | Quicksilver Swimming Zone 1S LCM C B A+ Meet | ||
| 1846 | Jack McRae | 58.85 | 7 | B: 55.39 (+3.46s | 5.9%) | Univ. of Denver Hilltoppers | 04/12/2025 | 2025 CO TOPS Suburban League Pentathlon | ||
| 1847 | Krosby Thomure | 58.86 | 9 | B: 55.39 (+3.47s | 5.9%) | Spokane Waves Aquatic Team | 06/20/2025 | 2025 SWAT Summer Solstice | ||
| 1848 | John Hoesch | 58.86 | 9 | B: 55.39 (+3.47s | 5.9%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | ||
| 1849 | Holland Reafsnyder | 58.87 | 9 | B: 55.39 (+3.48s | 5.9%) | Legacy Aquatics | 11/02/2024 | Oregon City Fall Open 2024 | ||
| 1850 | Cassian Huldeen | 58.90 | 8 | B: 55.39 (+3.51s | 6.0%) | Wright County Wave Swim Club | 06/13/2025 | 2025 MN NSAC Summer Slam Invite | ||
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.