Western Zone Zone Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 801 | Artur Szabo | 50.50 | 10 | B Min | BB: 47.69 (+2.81s | 5.6%) | Maui Dolphins Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 802 | Oliver Li | 50.50 | 10 | B Min | BB: 47.69 (+2.81s | 5.6%) | Eastside Aquatic Swim Team | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 803 | Hohyeon Cho | 50.51 | 10 | B Min | BB: 47.69 (+2.82s | 5.6%) | Santa Clara Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 804 | Vivaan Agarwal | 50.54 | 9 | B Min | BB: 47.69 (+2.85s | 5.6%) | Wave Aquatics | 08/01/2026 | 2026 PN WAVE Summer Pentathlon Invite Appr | |
| 805 | Maddox Merz | 50.55 | 9 | B Min | BB: 47.69 (+2.86s | 5.7%) | Los Gatos Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 806 | Samuel Le | 50.56 | 9 | B Min | BB: 47.69 (+2.87s | 5.7%) | Valley Splash | 02/28/2026 | Swim South Bay | |
| 807 | Hengsheen Wang | 50.56 | 9 | B Min | BB: 47.69 (+2.87s | 5.7%) | Chinook Aquatic Club | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 808 | Jack Farnsworth | 50.56 | 9 | B Min | BB: 47.69 (+2.87s | 5.7%) | Aces Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 809 | Jirui Dong | 50.57 | 8 | B Min | BB: 47.69 (+2.88s | 5.7%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | |
| 810 | Barrett Wright | 50.57 | 9 | B Min | BB: 47.69 (+2.88s | 5.7%) | North Coast Aquatics | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | |
| 811 | Wade Eybs | 50.60 | 9 | B Min | BB: 47.69 (+2.91s | 5.8%) | Denver Swim Academy | 03/06/2026 | 2026 CO 14 U Silver State | |
| 812 | Theodore Puscas | 50.60 | 9 | B Min | BB: 47.69 (+2.91s | 5.8%) | Issaquah Swim Team | 11/15/2025 | 2025 PN IST November Invitational | |
| 813 | Aleksander Skrzypacz | 50.61 | 10 | B Min | BB: 47.69 (+2.92s | 5.8%) | Stanford Campus Recreation Ass | 12/06/2025 | Alto Dec 6 7 CBA | |
| 814 | Julian Kau | 50.61 | 10 | B Min | BB: 47.69 (+2.92s | 5.8%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 815 | Ayu Shaik | 50.62 | 10 | B Min | BB: 47.69 (+2.93s | 5.8%) | Apex | 03/14/2026 | 2026 John Haring Memorial BC Showdown | |
| 816 | Knox Finkle | 50.63 | 8 | B Min | BB: 47.69 (+2.94s | 5.8%) | Mission Valley YMCA | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | |
| 817 | Archer Thangaratnam | 50.65 | 10 | B Min | BB: 47.69 (+2.96s | 5.8%) | Sandpipers of Nevada | 07/11/2025 | July 2025 Rock The Blocks | |
| 818 | Boaz Mccabe | 50.65 | 9 | B Min | BB: 47.69 (+2.96s | 5.8%) | Cortez Water Dragons | 04/17/2026 | 2026 CO Jolean Scott Memorial | |
| 819 | Alex Joy | 50.65 | 10 | B Min | BB: 47.69 (+2.96s | 5.8%) | Los Altos Mountain View Aquati | 10/25/2025 | 2025 SUNN Fall Classic | |
| 820 | James Covey | 50.65 | 7 | B Min | BB: 47.69 (+2.96s | 5.8%) | Bellevue Club Swim Team | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 821 | Jacob Chen | 50.65 | 9 | B Min | BB: 47.69 (+2.96s | 5.8%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 822 | Eric Hu | 50.69 | 9 | B Min | BB: 47.69 (+3.00s | 5.9%) | Santa Clara Swim Club | 02/28/2026 | Swim South Bay | |
| 823 | Maxwell Stuebner | 50.69 | 9 | B Min | BB: 47.69 (+3.00s | 5.9%) | Life Time Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 824 | Murphy Oneill Butler | 50.69 | 10 | B Min | BB: 47.69 (+3.00s | 5.9%) | Wind N Sea Swim Team | 08/08/2026 | 2026 SI WIND All Ages NTS Wrap Up Meet | |
| 825 | Jayden Yang | 50.70 | 9 | B Min | BB: 47.69 (+3.01s | 5.9%) | Pacific Dragons Swim Team | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 826 | Amos Taub | 50.72 | 10 | B Min | BB: 47.69 (+3.03s | 6.0%) | Otter Swim Club | 07/19/2025 | 2025 DACA SC CBA Meet | |
| 827 | Drake Schleiss | 50.72 | 10 | B Min | BB: 47.69 (+3.03s | 6.0%) | Pikes Peak Athletics | 07/18/2026 | 2026 CO AP Rocky Mountain State Games | |
| 828 | Denis Orekhov | 50.72 | 10 | B Min | BB: 47.69 (+3.03s | 6.0%) | Jbarracudas Swim Team | 03/21/2026 | 2026 SI CAST All Ages NTS Meet South | |
| 829 | Sammy Baker | 50.74 | 10 | B Min | BB: 47.69 (+3.05s | 6.0%) | Valley Aquatics | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 830 | Zachariah Sivaraj | 50.78 | 8 | B Min | BB: 47.69 (+3.09s | 6.1%) | Sawtooth Aquatic Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 831 | Barron Vellonen | 50.79 | 10 | B Min | BB: 47.69 (+3.10s | 6.1%) | Monterey Bay Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 832 | Beau Hopkins | 50.80 | 9 | B Min | BB: 47.69 (+3.11s | 6.1%) | Spokane Waves Aquatic Team | 10/19/2024 | 2024 SWAT Fall Challenge | |
| 833 | Elam Frazier | 50.82 | 10 | B Min | BB: 47.69 (+3.13s | 6.2%) | Colorado Blue | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 834 | William MacDonald | 50.82 | 10 | B Min | BB: 47.69 (+3.13s | 6.2%) | Wave Aquatics | 08/01/2026 | 2026 PN WAVE Summer Pentathlon Invite Appr | |
| 835 | Aaron Zhang | 50.82 | 10 | B Min | BB: 47.69 (+3.13s | 6.2%) | Almaden Riptide | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 836 | Josh Huff | 50.83 | 9 | B Min | BB: 47.69 (+3.14s | 6.2%) | Skyline Swim Club | 12/18/2025 | 2025 OA IMR II Copied | |
| 837 | Seamus Kelly | 50.83 | 8 | B Min | BB: 47.69 (+3.14s | 6.2%) | Greenwood Tiger Sharks | 03/06/2026 | 2026 CO 14 U Silver State | |
| 838 | Luca Fu | 50.83 | 9 | B Min | BB: 47.69 (+3.14s | 6.2%) | Lakeridge Swim Team | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 839 | Baden Brown | 50.85 | 9 | B Min | BB: 47.69 (+3.16s | 6.2%) | Rancho San Dieguito | 04/11/2026 | SI 2026 RSD All Ages BC Meet | |
| 840 | John Langan | 50.85 | 10 | B Min | BB: 47.69 (+3.16s | 6.2%) | Life Time Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 841 | Lincoln Zhang | 50.85 | 10 | B Min | BB: 47.69 (+3.16s | 6.2%) | Pro Swimming | 05/30/2026 | 2026 PN Pro Summer Pentathlon Approved | |
| 842 | Evan Nagle | 50.88 | 10 | B Min | BB: 47.69 (+3.19s | 6.3%) | McMinnville Swim Club | 11/07/2025 | 2025 McSwimville Invitational | |
| 843 | Noah Richard Nguyen | 50.89 | 10 | B Min | BB: 47.69 (+3.20s | 6.3%) | Seattle Metropolitan Aquatic C | 11/16/2025 | 2025 PN PAC Q Meet | |
| 844 | Julian Shreibati | 50.89 | 10 | B Min | BB: 47.69 (+3.20s | 6.3%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 845 | Jayden Yu | 50.90 | 10 | B Min | BB: 47.69 (+3.21s | 6.3%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | |
| 846 | Gordon Tai | 50.90 | 10 | B Min | BB: 47.69 (+3.21s | 6.3%) | Otter Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 847 | Otto Romito | 50.94 | 9 | B Min | BB: 47.69 (+3.25s | 6.4%) | Piedmont Swim Team | 07/10/2026 | Redwood Empire Swim League Championship | |
| 848 | Christopher Rasmuson | 50.94 | 9 | B Min | BB: 47.69 (+3.25s | 6.4%) | Bishop Swim Team | 07/31/2026 | 2026 High Country Short Course Championship | |
| 849 | Tyden Mukai | 50.97 | 10 | B Min | BB: 47.69 (+3.28s | 6.4%) | Punahou Aquatics Institute | 11/09/2025 | OSL A+ SCY Meet | |
| 850 | Zhencheng Xu | 50.98 | 9 | B Min | BB: 47.69 (+3.29s | 6.5%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
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.