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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1451 | Oliver Asiri | 55.67 | 10 | B: 53.39 (+2.28s | 4.1%) | Seals Aquatics | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | ||
| 1452 | Mihai Nicolaev | 55.67 | 10 | B: 53.39 (+2.28s | 4.1%) | Front Range Barracudas | 04/17/2026 | 2026 CO CUDA April Pizza Meet | ||
| 1453 | Ernest Gu | 55.67 | 8 | B: 53.39 (+2.28s | 4.1%) | Bay Club Panthers | 01/10/2026 | BAC Norman Cutler Memorial | ||
| 1454 | Keo Strong | 55.67 | 9 | B: 53.39 (+2.28s | 4.1%) | Piedmont Swim Team | 07/10/2026 | Redwood Empire Swim League Championship | ||
| 1455 | Everett Regula | 55.68 | 10 | B: 53.39 (+2.29s | 4.1%) | Aulea Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | ||
| 1456 | Junu Seo | 55.68 | 10 | B: 53.39 (+2.29s | 4.1%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 1457 | Aiden Liu | 55.69 | 9 | B: 53.39 (+2.30s | 4.1%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 1458 | Aiden Yin | 55.74 | 9 | B: 53.39 (+2.35s | 4.2%) | Aquacise Swimming | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | ||
| 1459 | Ayden Xiao | 55.76 | 8 | B: 53.39 (+2.37s | 4.3%) | Olympic Cascade Aquatics | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | ||
| 1460 | David Tan | 55.78 | 9 | B: 53.39 (+2.39s | 4.3%) | Pacifica Sea Lions | 03/07/2026 | BAC Race To AGCs | ||
| 1461 | Dillon Whitbeck | 55.79 | 10 | B: 53.39 (+2.40s | 4.3%) | Aquawolves Swimming | 02/14/2026 | 2026 CO AQUA February Home Meet | ||
| 1462 | Charles Li | 55.79 | 9 | B: 53.39 (+2.40s | 4.3%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 1463 | Miles Zhang | 55.81 | 9 | B: 53.39 (+2.42s | 4.3%) | Milpitas Aquatic Club | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 1464 | Kyle Jung | 55.82 | 10 | B: 53.39 (+2.43s | 4.4%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | ||
| 1465 | Jaroslav Rezac | 55.84 | 9 | B: 53.39 (+2.45s | 4.4%) | Longmont Swim Club | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | ||
| 1466 | Kian Ascione | 55.84 | 10 | B: 53.39 (+2.45s | 4.4%) | North Jeffco Swim Team | 02/07/2025 | 2025 CO NJ Groundhog Invite | ||
| 1467 | Anay Agarwal | 55.85 | 9 | B: 53.39 (+2.46s | 4.4%) | West Coast Aquatics | 11/08/2025 | 2025 BBST November Invitational | ||
| 1468 | Colin Wollam | 55.85 | 10 | B: 53.39 (+2.46s | 4.4%) | Fallbrook Assoc Swim T | 01/11/2026 | 2026 SI FAST 14U RISING STARS 3 | ||
| 1469 | Zachary Lin | 55.86 | 10 | B: 53.39 (+2.47s | 4.4%) | Pro Swimming | 03/06/2026 | 2026 PN PRO March Last Chance Intra Apprived | ||
| 1470 | Holden Lee | 55.87 | 10 | B: 53.39 (+2.48s | 4.4%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | ||
| 1471 | Thomas Vartanian | 55.91 | 9 | B: 53.39 (+2.52s | 4.5%) | Burlingame Aquatics | 03/07/2026 | BAC Race To AGCs | ||
| 1472 | Everett Gerlock | 55.92 | 9 | B: 53.39 (+2.53s | 4.5%) | Gunnison Stingrays | 06/05/2026 | 2026 CO Gunnison Invitational | ||
| 1473 | Allan Duan | 55.93 | 8 | B: 53.39 (+2.54s | 4.5%) | Pro Swimming | 03/06/2026 | 2026 PN PRO March Last Chance Intra Apprived | ||
| 1474 | Cody Hoerndli | 55.96 | 9 | B: 53.39 (+2.57s | 4.6%) | Team Vortex | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | ||
| 1475 | Denis Tumelia | 55.98 | 9 | B: 53.39 (+2.59s | 4.6%) | Mission Aurora Colorado Swimmi | 01/03/2026 | 2026 CO MACS Winter Invitationak | ||
| 1476 | Oliver Guo | 55.99 | 10 | B: 53.39 (+2.60s | 4.6%) | Highlands Ranch Aquatics | 03/13/2026 | Mile High Championship Invitational | ||
| 1477 | Logan Walker | 55.99 | 9 | B: 53.39 (+2.60s | 4.6%) | Fort Collins Area Swim Team | 02/13/2026 | 2026 CO Loveland Last Chance Sweetheart Meet | ||
| 1478 | Noah Espindola Anaya | 55.99 | 7 | B: 53.39 (+2.60s | 4.6%) | Unattached | 02/21/2026 | 2026 Arena Short Course 10 U Championships | ||
| 1479 | Brandon Leung | 55.99 | 10 | B: 53.39 (+2.60s | 4.6%) | Sunnyvale Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 1480 | Callum Grant | 55.99 | 10 | B: 53.39 (+2.60s | 4.6%) | Univ. of Denver Hilltoppers | 03/14/2026 | 2026 CO TOPS SCY Finale | ||
| 1481 | Nicolas Pataky | 56.01 | 10 | B: 53.39 (+2.62s | 4.7%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | ||
| 1482 | James Warren | 56.02 | 10 | B: 53.39 (+2.63s | 4.7%) | Seattle Metropolitan Aquatic C | 06/14/2026 | 2026 SMAC June Mini Meet Approved | ||
| 1483 | Parsa Yazdi | 56.02 | 9 | B: 53.39 (+2.63s | 4.7%) | Foothills Swim Team | 03/13/2026 | Mile High Championship Invitational | ||
| 1484 | Levi Bowen | 56.02 | 10 | B: 53.39 (+2.63s | 4.7%) | Portneuf Valley Swim Team | 10/25/2025 | Spook Splash 2025 | ||
| 1485 | Kaycen Rodriguez | 56.02 | 10 | B: 53.39 (+2.63s | 4.7%) | Nampa Swim Team | 11/22/2025 | 57th Annual Thanksgiving Invitational | ||
| 1486 | Henry Zhao | 56.04 | 7 | B: 53.39 (+2.65s | 4.7%) | Blue Dolphin Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | ||
| 1487 | Zeke Rosete | 56.06 | 9 | B: 53.39 (+2.67s | 4.8%) | Island Aquatics | 12/06/2025 | 2025 MAGSA SCY B3 Meet | ||
| 1488 | Theo Rogalsky | 56.07 | 10 | B: 53.39 (+2.68s | 4.8%) | Gold Coast Swim Team | 01/31/2026 | Superior Aquatics Last Chance 2026 | ||
| 1489 | Parker Weberg | 56.08 | 10 | B: 53.39 (+2.69s | 4.8%) | Alameda Gators | 11/08/2025 | Albany Armada Aquatics C B BB+ Meet | ||
| 1490 | Gavin Vong | 56.09 | 10 | B: 53.39 (+2.70s | 4.8%) | Chinook Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | ||
| 1491 | Emmett Barker | 56.09 | 10 | B: 53.39 (+2.70s | 4.8%) | Caldwell Swim Club | 02/01/2025 | Cabin Fever Invitational | ||
| 1492 | William Song | 56.10 | 8 | B: 53.39 (+2.71s | 4.8%) | Seattle Metropolitan Aquatic C | 02/13/2026 | 2026 PN UPAC 4th Annual Feb Fly In Approved | ||
| 1493 | Bodie Mehrhof | 56.10 | 10 | B: 53.39 (+2.71s | 4.8%) | Hood River Valley Swim Team | 05/09/2026 | 2026 Spring Sprinter Invitational | ||
| 1494 | Jayden Yan | 56.13 | 9 | B: 53.39 (+2.74s | 4.9%) | Blue Dolphin Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | ||
| 1495 | Wayne Schrader | 56.13 | 9 | B: 53.39 (+2.74s | 4.9%) | Tri-city Channel Cats | 12/06/2025 | 2025 IE VS Christmas Open | ||
| 1496 | Vincent Wang | 56.14 | 8 | B: 53.39 (+2.75s | 4.9%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | ||
| 1497 | Khai Vo | 56.18 | 9 | B: 53.39 (+2.79s | 5.0%) | Aspire Aquatics of Colorado | 02/13/2026 | 2026 CO NJ Groundhog Invite | ||
| 1498 | Cayden Aguirre | 56.18 | 10 | B: 53.39 (+2.79s | 5.0%) | Pueblo Swim Club | 01/25/2026 | 2026 CO PSC Winter Sprints | ||
| 1499 | Kosta Petrosian | 56.19 | 9 | B: 53.39 (+2.80s | 5.0%) | Academy Swim Club | 02/07/2026 | BIG ISLAND SWIMMING @ KCAC | ||
| 1500 | Gavin Wong | 56.20 | 9 | B: 53.39 (+2.81s | 5.0%) | Daly City Dolphins | 03/07/2026 | BAC Race To AGCs | ||
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.