Western Zone Zone Boys 10 & under - 50 M 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 | Nolan Giannini | 58.49 | 9 | B Min | BB: 54.39 (+4.10s | 7.0%) | Puma Aquatic Team | 07/16/2025 | Renee And Jim Patterson Meet 2025 | |
| 852 | Colton McKinnon | 58.51 | 10 | B Min | BB: 54.39 (+4.12s | 7.0%) | Excel Aquatics | 05/28/2026 | 2026 IE VS Apple Capital | |
| 853 | Jamie Pan | 58.53 | 10 | B Min | BB: 54.39 (+4.14s | 7.1%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 854 | David Portnoy | 58.53 | 10 | B Min | BB: 54.39 (+4.14s | 7.1%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 855 | Gavin Tong | 58.55 | 7 | B Min | BB: 54.39 (+4.16s | 7.1%) | Blue Dolphin Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 856 | Oliver Morris | 58.56 | 9 | B Min | BB: 54.39 (+4.17s | 7.1%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 857 | Gordon Tai | 58.57 | 10 | B Min | BB: 54.39 (+4.18s | 7.1%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 858 | Declan Davis | 58.58 | 10 | B Min | BB: 54.39 (+4.19s | 7.2%) | Rogue Rapids | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 859 | Maximus Agresti | 58.59 | 9 | B Min | BB: 54.39 (+4.20s | 7.2%) | Punahou Aquatics Institute | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 860 | Ryan Feng | 58.61 | 9 | B Min | BB: 54.39 (+4.22s | 7.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 861 | Nathan Nguyen | 58.62 | 10 | B Min | BB: 54.39 (+4.23s | 7.2%) | San Jose Goosemonkeys | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 862 | Patrick Keene | 58.62 | 9 | B Min | BB: 54.39 (+4.23s | 7.2%) | Univ. of Denver Hilltoppers | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 863 | Jayden Yang | 58.63 | 9 | B Min | BB: 54.39 (+4.24s | 7.2%) | Pacific Dragons Swim Team | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 864 | Mivaan Sarafi | 58.63 | 9 | B Min | BB: 54.39 (+4.24s | 7.2%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 865 | Quincy Oshitelu | 58.63 | 8 | B Min | BB: 54.39 (+4.24s | 7.2%) | Hillsboro Swim Team | 06/12/2026 | 2026 THSC June Open | |
| 866 | Wylee Towner-DeMoe | 58.63 | 9 | B Min | BB: 54.39 (+4.24s | 7.2%) | Team Eugene Aquatics | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 867 | Theodore Puscas | 58.64 | 9 | B Min | BB: 54.39 (+4.25s | 7.2%) | Issaquah Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 868 | Jamie Russell | 58.65 | 9 | B Min | BB: 54.39 (+4.26s | 7.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 869 | Daniel Wang | 58.67 | 10 | B Min | BB: 54.39 (+4.28s | 7.3%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 870 | Walter Ogdon | 58.67 | 10 | B Min | BB: 54.39 (+4.28s | 7.3%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 871 | Colby Boylan | 58.67 | 8 | B Min | BB: 54.39 (+4.28s | 7.3%) | Castle Rock Swimming | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 872 | Carter Trauth | 58.68 | 9 | B Min | BB: 54.39 (+4.29s | 7.3%) | SlipStream Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 873 | Zane Small | 58.68 | 9 | B Min | BB: 54.39 (+4.29s | 7.3%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 874 | Benjamin Yaghoubzade | 58.70 | 9 | B Min | BB: 54.39 (+4.31s | 7.3%) | Los Altos Mountain View Aquati | 05/16/2026 | 2026 DACA LC CBA+ | |
| 875 | Abram Johnson | 58.70 | 10 | B Min | BB: 54.39 (+4.31s | 7.3%) | Seattle Metropolitan Aquatic C | 05/28/2026 | 2026 IE VS Apple Capital | |
| 876 | Nathaniel Lim | 58.75 | 10 | B Min | BB: 54.39 (+4.36s | 7.4%) | Pearl City Aquatics | 06/06/2026 | 2026 15th Annual Wada Rainbow Invitational | |
| 877 | Murphy Oneill Butler | 58.76 | 10 | B Min | BB: 54.39 (+4.37s | 7.4%) | Wind N Sea Swim Team | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 878 | James Carwin | 58.76 | 9 | B Min | BB: 54.39 (+4.37s | 7.4%) | Front Range Barracudas | 06/12/2026 | 2026 RST Coach Beth Rushmore Classic | |
| 879 | Luca Fu | 58.77 | 9 | B Min | BB: 54.39 (+4.38s | 7.5%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 880 | Adam Mitzel | 58.78 | 9 | B Min | BB: 54.39 (+4.39s | 7.5%) | Redmond Aquatic Club | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 881 | William Zhao | 58.79 | 9 | B Min | BB: 54.39 (+4.40s | 7.5%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 882 | Patrice Calippe | 58.83 | 10 | B Min | BB: 54.39 (+4.44s | 7.5%) | Puffins Swimming | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 883 | Milo Chan | 58.84 | 9 | B Min | BB: 54.39 (+4.45s | 7.6%) | Seattle Metropolitan Aquatic C | 05/28/2026 | 2026 IE VS Apple Capital | |
| 884 | Mason Love | 58.84 | 7 | B Min | BB: 54.39 (+4.45s | 7.6%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 885 | Samuel Diemert | 58.84 | 9 | B Min | BB: 54.39 (+4.45s | 7.6%) | Mission Aurora Colorado Swimmi | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 886 | Harrison Millard | 58.85 | 10 | B Min | BB: 54.39 (+4.46s | 7.6%) | Bellingham Bay Swim Team | 06/20/2025 | 2025 IE VS Starlight Open | |
| 887 | William Foster | 58.87 | 10 | B Min | BB: 54.39 (+4.48s | 7.6%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 888 | Arie Allred | 58.88 | 10 | B Min | BB: 54.39 (+4.49s | 7.6%) | South Davis Aquatics Team | 07/06/2025 | 2025 CHAT LC Last Chance Tri Meet | |
| 889 | Chase White | 58.90 | 10 | B Min | BB: 54.39 (+4.51s | 7.7%) | South Valley Makos | 06/28/2024 | 2024 Valley Splash Zone 1S LCM C B A+ | |
| 890 | Zihan Zhao | 58.92 | 9 | B Min | BB: 54.39 (+4.53s | 7.7%) | Pacific Dragons Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 891 | Brendan Stork | 58.93 | 10 | B Min | BB: 54.39 (+4.54s | 7.7%) | Clovis Swim Club | 05/24/2025 | 2025 Mike Snyder Memorial | |
| 892 | Ansh Dhuri | 59.02 | 10 | B Min | BB: 54.39 (+4.63s | 7.8%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 893 | Radin Yazdan | 59.02 | 10 | B Min | BB: 54.39 (+4.63s | 7.8%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 894 | Calder McPheeters | 59.03 | 10 | B Min | BB: 54.39 (+4.64s | 7.9%) | California Capital Aquatics | 06/19/2026 | Reno Aquatic Club Gamble | |
| 895 | Nickoli Stachlowski | 59.05 | 9 | B Min | BB: 54.39 (+4.66s | 7.9%) | Hillsboro Swim Team | 05/01/2026 | 2026 THSC Spring Invite | |
| 896 | Edison Cois | 59.06 | 10 | B Min | BB: 54.39 (+4.67s | 7.9%) | Life Time Oregon Swim Team | 06/05/2026 | 2026 CST Summer Invitational | |
| 897 | Arz Abu Raya | 59.08 | 8 | B Min | BB: 54.39 (+4.69s | 7.9%) | Unattached | 06/06/2025 | BAC C B A Meet | |
| 898 | Gavin Osterman | 59.09 | 9 | B Min | BB: 54.39 (+4.70s | 8.0%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 899 | Alexander Malcomson | 59.10 | 8 | B Min | BB: 54.39 (+4.71s | 8.0%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 900 | Liam Black | 59.13 | 8 | B Min | BB: 54.39 (+4.74s | 8.0%) | Manta Ray Aquatics | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
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.