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 | |
|---|---|---|---|---|---|---|---|---|---|
| 851 | Theodore Maxfield | 49.84 | 9 | B Min | BB: 47.69 (+2.15s | 4.3%) | Pikes Peak Athletics | 03/06/2026 | 2026 CO 14 U Silver State | |
| 852 | Gavin Liu | 49.84 | 9 | B Min | BB: 47.69 (+2.15s | 4.3%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 853 | Joseph Leach | 49.85 | 9 | B Min | BB: 47.69 (+2.16s | 4.3%) | Highlands Ranch Aquatics | 03/13/2026 | Mile High Championship Invitational | |
| 854 | Cash Storm | 49.85 | 10 | B Min | BB: 47.69 (+2.16s | 4.3%) | Beast | 12/04/2025 | 2025 Holiday Swim Festival | |
| 855 | Leonardo Garcia | 49.85 | 9 | B Min | BB: 47.69 (+2.16s | 4.3%) | Caldwell Swim Club | 12/06/2025 | Reindeer Games 2025 | |
| 856 | Marcus Chistol | 49.88 | 10 | B Min | BB: 47.69 (+2.19s | 4.4%) | Livermore AquaCowboys | 09/27/2025 | PC LAC C B BB | |
| 857 | Owen Sullivan | 49.91 | 9 | B Min | BB: 47.69 (+2.22s | 4.4%) | Clackamas | 02/13/2026 | 2026 OR HS 6A 4 | |
| 858 | Lucas Sun | 49.93 | 9 | B Min | BB: 47.69 (+2.24s | 4.5%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 859 | George Bilyk | 49.93 | 8 | B Min | BB: 47.69 (+2.24s | 4.5%) | Issaquah Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 860 | Wilson Ellsworth | 49.95 | 10 | B Min | BB: 47.69 (+2.26s | 4.5%) | Thurston Olympians Swim Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 861 | Benjamin Tanner | 49.96 | 9 | B Min | BB: 47.69 (+2.27s | 4.5%) | Cedar Swim Club | 09/26/2025 | Stingrays Fall Fling Sep 2025 | |
| 862 | Nolan Harley | 49.96 | 10 | B Min | BB: 47.69 (+2.27s | 4.5%) | Aulea Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 863 | Maxx Yu | 49.97 | 10 | B Min | BB: 47.69 (+2.28s | 4.6%) | Burlingame Aquatics | 03/07/2026 | BAC Race To AGCs | |
| 864 | Owen Laidlaw | 49.97 | 9 | B Min | BB: 47.69 (+2.28s | 4.6%) | Island Aquatics | 12/06/2025 | 2025 MAGSA SCY B3 Meet | |
| 865 | Reid Barylski | 49.99 | 10 | B Min | BB: 47.69 (+2.30s | 4.6%) | Neptune Swimming | 09/27/2025 | Neptune Swimming Fall Classic | |
| 866 | Elliott Lee Chan Kam | 49.99 | 9 | B Min | BB: 47.69 (+2.30s | 4.6%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 867 | Brendan Stork | 50.00 | 10 | B Min | BB: 47.69 (+2.31s | 4.6%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | |
| 868 | Mingzuo Cheng | 50.00 | 10 | B Min | BB: 47.69 (+2.31s | 4.6%) | Rancho San Dieguito | 01/10/2026 | 2026 SI BAY 14U Rising Stars 3 | |
| 869 | Seungwoo Kwon | 50.00 | 10 | B Min | BB: 47.69 (+2.31s | 4.6%) | El Cerrito Gators | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 870 | Arie Allred | 50.01 | 10 | B Min | BB: 47.69 (+2.32s | 4.6%) | South Davis Aquatics Team | 11/21/2025 | 2025 MAC Thanksgiving Invitational | |
| 871 | Andrew Zhu | 50.01 | 9 | B Min | BB: 47.69 (+2.32s | 4.6%) | Rocky Mountain Rapids | 05/08/2026 | 2026 CO Rapids IMR IMX Challenge | |
| 872 | Holden Hanna | 50.01 | 10 | B Min | BB: 47.69 (+2.32s | 4.6%) | Mission Aurora Colorado Swimmi | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 873 | Tej Bennett | 50.01 | 10 | B Min | BB: 47.69 (+2.32s | 4.6%) | Cascade Swim Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | |
| 874 | Finn Swarts | 50.03 | 8 | B Min | BB: 47.69 (+2.34s | 4.7%) | North Jeffco Swim Team | 03/13/2026 | Mile High Championship Invitational | |
| 875 | Andreas Kwiram | 50.03 | 9 | B Min | BB: 47.69 (+2.34s | 4.7%) | Hills Hurricane Swimming | 03/28/2026 | Piedmont Swim Team C B BB+ | |
| 876 | River Narus | 50.04 | 8 | B Min | BB: 47.69 (+2.35s | 4.7%) | Gold Medal Swim Club | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 877 | August Tran | 50.05 | 10 | B Min | BB: 47.69 (+2.36s | 4.7%) | El Cerrito Gators | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 878 | Cimon Bunuan | 50.05 | 9 | B Min | BB: 47.69 (+2.36s | 4.7%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 879 | Kenneth Green | 50.06 | 9 | B Min | BB: 47.69 (+2.37s | 4.7%) | Pro Swimming | 03/06/2026 | 2026 PN PRO March Last Chance Intra Apprived | |
| 880 | Kawika Cox | 50.06 | 10 | B Min | BB: 47.69 (+2.37s | 4.7%) | Kamehameha Swim Club | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 881 | Lewis Paragas | 50.07 | 9 | B Min | BB: 47.69 (+2.38s | 4.8%) | Excel Aquatics | 10/18/2025 | 2025 PN IST Fall Open | |
| 882 | Chenrui Cui | 50.07 | 8 | B Min | BB: 47.69 (+2.38s | 4.8%) | Stingray Swim Team | 11/15/2025 | 2025 PN IST November Invitational | |
| 883 | Owen Lee | 50.07 | 9 | B Min | BB: 47.69 (+2.38s | 4.8%) | Chinook Aquatic Club | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 884 | Lionel Sudduth | 50.07 | 8 | B Min | BB: 47.69 (+2.38s | 4.8%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 885 | Jason Ma | 50.08 | 9 | B Min | BB: 47.69 (+2.39s | 4.8%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 886 | Luke Echaluse | 50.08 | 10 | B Min | BB: 47.69 (+2.39s | 4.8%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 887 | Colin Chuang | 50.09 | 10 | B Min | BB: 47.69 (+2.40s | 4.8%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | |
| 888 | Keith Guo | 50.10 | 9 | B Min | BB: 47.69 (+2.41s | 4.8%) | Pacific Dragons Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 889 | Benjamin Foster | 50.13 | 9 | B Min | BB: 47.69 (+2.44s | 4.9%) | Neptune Swimming | 09/27/2025 | Neptune Swimming Fall Classic | |
| 890 | Kotia Zvereff | 50.14 | 8 | B Min | BB: 47.69 (+2.45s | 4.9%) | Unattached | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 891 | Aaron Im | 50.14 | 9 | B Min | BB: 47.69 (+2.45s | 4.9%) | West Coast Aquatics | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | |
| 892 | Bennett Calliham | 50.14 | 8 | B Min | BB: 47.69 (+2.45s | 4.9%) | Loveland Swim Club | 02/13/2026 | 2026 CO Loveland Last Chance Sweetheart Meet | |
| 893 | Alexander Ivanov | 50.15 | 10 | B Min | BB: 47.69 (+2.46s | 4.9%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 894 | Milo Chan | 50.16 | 9 | B Min | BB: 47.69 (+2.47s | 4.9%) | Seattle Metropolitan Aquatic C | 04/25/2026 | 2026 PN SSCD Spring Open Approved | |
| 895 | Kayvan Tabarrok | 50.18 | 9 | B Min | BB: 47.69 (+2.49s | 5.0%) | Piedmont Swim Team | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 896 | Roman Tsikalov | 50.19 | 10 | B Min | BB: 47.69 (+2.50s | 5.0%) | Otter Swim Club | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 897 | Gavin Merrill | 50.19 | 9 | B Min | BB: 47.69 (+2.50s | 5.0%) | Olympus Aquatics | 12/18/2025 | 2025 OA IMR II Copied | |
| 898 | Joshua Niswonger | 50.20 | 9 | B Min | BB: 47.69 (+2.51s | 5.0%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | |
| 899 | Damon Shao | 50.21 | 9 | B Min | BB: 47.69 (+2.52s | 5.0%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 900 | Andre Vlaev | 50.21 | 8 | B Min | BB: 47.69 (+2.52s | 5.0%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
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.