Western Zone Zone Boys 10 & under - 50 M Back
These rankings show the swimmers' placement within their Zone.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 | Connor Mattoon | 1:04.29 | 7 | B: 55.39 (+8.90s | 13.8%) | Kona Dolphins Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | ||
| 1802 | Phoenix Livesey | 1:04.31 | 8 | B: 55.39 (+8.92s | 13.9%) | Foothills Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 1803 | 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+ | ||
| 1804 | Andy Xu | 1:04.32 | 9 | B: 55.39 (+8.93s | 13.9%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | ||
| 1805 | 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 | ||
| 1806 | Turner Buchanan | 1:04.38 | 8 | B: 55.39 (+8.99s | 14.0%) | Salida Cyclones | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | ||
| 1807 | Eldon Summers | 1:04.42 | 8 | B: 55.39 (+9.03s | 14.0%) | Albany Aquatic Association | 05/01/2026 | 2026 AAA May LC Invitational | ||
| 1808 | 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 | ||
| 1809 | Victor Barbosa | 1:04.44 | 9 | B: 55.39 (+9.05s | 14.0%) | Portland Aquatic Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | ||
| 1810 | Oladibu Owoseni | 1:04.45 | 8 | B: 55.39 (+9.06s | 14.1%) | Hillsboro Swim Team | 06/12/2026 | 2026 THSC June Open | ||
| 1811 | 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 | ||
| 1812 | Matteo Balzarini | 1:04.55 | 7 | B: 55.39 (+9.16s | 14.2%) | Valley Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 1813 | Derek Lu | 1:04.55 | 7 | B: 55.39 (+9.16s | 14.2%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 1814 | Parker Bentel | 1:04.57 | 9 | B: 55.39 (+9.18s | 14.2%) | Island Aquatics | 05/30/2026 | 2026 MAGSA LCM A 2 Meet | ||
| 1815 | Nathaniel Hehn | 1:04.58 | 8 | B: 55.39 (+9.19s | 14.2%) | Valley Aquatics | 06/20/2025 | 2025 IE VS Starlight Open | ||
| 1816 | Zeus Erickson | 1:04.60 | 9 | B: 55.39 (+9.21s | 14.3%) | Stingray Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 1817 | Greyson Hubley | 1:04.61 | 8 | B: 55.39 (+9.22s | 14.3%) | Billings YMCA | 07/10/2026 | 2026 MT HLST Last Chance Invitational | ||
| 1818 | Lucas Hunt | 1:04.61 | 9 | B: 55.39 (+9.22s | 14.3%) | Bay Club Panthers | 05/02/2026 | Alto Spring Jam CBA | ||
| 1819 | Hunter Hall | 1:04.64 | 10 | B: 55.39 (+9.25s | 14.3%) | The Dalles Swim Team | 07/05/2025 | Pendleton Open 2025 | ||
| 1820 | Rowan Osborne | 1:04.66 | 9 | B: 55.39 (+9.27s | 14.3%) | Prineville Swim Team | 07/04/2026 | Pendleton Open 2026 | ||
| 1821 | 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 | ||
| 1822 | 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+ | ||
| 1823 | 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 | ||
| 1824 | Eli Fincham | 1:04.69 | 10 | B: 55.39 (+9.30s | 14.4%) | Redmond Aquatic Club | 12/13/2025 | 2025 RACE December Intrasquad Meet | ||
| 1825 | 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 | ||
| 1826 | Daniel Auth | 1:04.73 | 9 | B: 55.39 (+9.34s | 14.4%) | Apex | 07/19/2025 | Apex Intrasquad 3 | ||
| 1827 | Henry Zhao | 1:04.75 | 7 | B: 55.39 (+9.36s | 14.5%) | Blue Dolphin Swim Team | 06/14/2025 | 2025 IST June Invtational | ||
| 1828 | Lucas Talbot | 1:04.76 | 8 | B: 55.39 (+9.37s | 14.5%) | San Jose Goosemonkeys | 06/20/2026 | Zone 1 South Swim Under The Stars | ||
| 1829 | Alexander LeVering | 1:04.78 | 9 | B: 55.39 (+9.39s | 14.5%) | Utah Valley Aquatics | 05/29/2025 | 2025 UVRays Oviatt Open | ||
| 1830 | Asher Helmer | 1:04.82 | 9 | B: 55.39 (+9.43s | 14.5%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 1831 | Jeremiah Busenitz | 1:04.88 | 9 | B: 55.39 (+9.49s | 14.6%) | Central Coast Swim Club | 06/27/2025 | TEAM Summer Invitational | ||
| 1832 | Anders Henriksen | 1:04.88 | 9 | B: 55.39 (+9.49s | 14.6%) | Stingray Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1833 | Beckett Cesena | 1:04.91 | 7 | B: 55.39 (+9.52s | 14.7%) | Pacific Swim | 04/24/2026 | 2026 SI PS ABB Meet Group A | ||
| 1834 | Arlo Tek | 1:04.95 | 9 | B: 55.39 (+9.56s | 14.7%) | Sahuarita Stingrays | 06/12/2026 | 2026 BD DSSC Poppas Day | ||
| 1835 | Lucas Mendoza | 1:04.98 | 9 | B: 55.39 (+9.59s | 14.8%) | ElitSwim Club | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 1836 | Beckham Lunt | 1:05.01 | 9 | B: 55.39 (+9.62s | 14.8%) | Lincoln City Swim Club | 11/14/2025 | Pumpkin Sprint Meet 2025 | ||
| 1837 | Maxwell Wang | 1:05.01 | 10 | B: 55.39 (+9.62s | 14.8%) | Palo Alto Stanford Aquatics | 06/06/2025 | BAC C B A Meet | ||
| 1838 | Lincoln Wodke | 1:05.06 | 8 | B: 55.39 (+9.67s | 14.9%) | Eugene City Swim Club | 06/13/2026 | 2026 Mike Morris Memorial Invitational Copi | ||
| 1839 | Cole Smith | 1:05.09 | 10 | B: 55.39 (+9.70s | 14.9%) | Voltage Aquatics | 06/07/2025 | Summer Classics 2025 | ||
| 1840 | Mateo Rios | 1:05.09 | 8 | B: 55.39 (+9.70s | 14.9%) | Valley Splash | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 1841 | Kase Parker | 1:05.12 | 7 | B: 55.39 (+9.73s | 14.9%) | Rocky Ford Blue Marlins | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | ||
| 1842 | Ram Vishnu | 1:05.13 | 9 | B: 55.39 (+9.74s | 15.0%) | Wasatch Front Fish Market | 06/28/2024 | WFFM Red White And Black 2024 | ||
| 1843 | Adrian Pierre | 1:05.13 | 10 | B: 55.39 (+9.74s | 15.0%) | Cascade Swim Club | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | ||
| 1844 | Zion Rex | 1:05.14 | 8 | B: 55.39 (+9.75s | 15.0%) | Albany Aquatic Association | 06/05/2026 | 2026 AAA Summer Blast LC Invite | ||
| 1845 | William Niedringhaus | 1:05.16 | 10 | B: 55.39 (+9.77s | 15.0%) | Thunderbird Aquatic Club | 05/02/2025 | 2025 PN TAC Spring Thunderbird Open | ||
| 1846 | Gabriel Anglade | 1:05.21 | 10 | B: 55.39 (+9.82s | 15.1%) | Boulder Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 1847 | Charles Bodine | 1:05.21 | 9 | B: 55.39 (+9.82s | 15.1%) | Roseburg Y Swim Team | 06/13/2026 | 2026 Mike Morris Memorial Invitational Copi | ||
| 1848 | Lorenzo Watts | 1:05.21 | 7 | B: 55.39 (+9.82s | 15.1%) | Sebastopol Sea Serpents | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 1849 | Brody Marinacci | 1:05.21 | 10 | B: 55.39 (+9.82s | 15.1%) | Valley Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 1850 | Isaac Gore | 1:05.23 | 9 | B: 55.39 (+9.84s | 15.1%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | ||
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.