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 | |
|---|---|---|---|---|---|---|---|---|---|
| 651 | Gage Sena | 55.51 | 10 | B Min | BB: 54.39 (+1.12s | 2.0%) | Lamarlins Swim Team, Inc. | 07/12/2025 | 2025 Canon City Pentathlon | |
| 652 | Michael Sohn | 55.53 | 10 | B Min | BB: 54.39 (+1.14s | 2.1%) | Front Range Barracudas | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 653 | Wade Eybs | 55.55 | 9 | B Min | BB: 54.39 (+1.16s | 2.1%) | Denver Swim Academy | 07/10/2026 | 2026 CO ACES DSA Summer Blast | |
| 654 | Alex Yau | 55.55 | 10 | B Min | BB: 54.39 (+1.16s | 2.1%) | Pacific Dragons Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 655 | Emmett Baertlein | 55.56 | 10 | B Min | BB: 54.39 (+1.17s | 2.1%) | Prineville Swim Team | 07/24/2026 | Cascade East District Finals | |
| 656 | Dudu Du | 55.57 | 10 | B Min | BB: 54.39 (+1.18s | 2.1%) | Pacific Dragons Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 657 | Grant Soder | 55.57 | 10 | B Min | BB: 54.39 (+1.18s | 2.1%) | Roseburg Y Swim Team | 06/13/2026 | 2026 Mike Morris Memorial Invitational Copi | |
| 658 | Walden Tanaka | 55.58 | 10 | B Min | BB: 54.39 (+1.19s | 2.1%) | Bay Club Aquatics | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 659 | Samuel Zhou | 55.59 | 10 | B Min | BB: 54.39 (+1.20s | 2.2%) | Bay Club Panthers | 05/02/2026 | Alto Spring Jam CBA | |
| 660 | Gabriel Dom | 55.62 | 10 | B Min | BB: 54.39 (+1.23s | 2.2%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 661 | Daniel Barrow | 55.62 | 10 | B Min | BB: 54.39 (+1.23s | 2.2%) | Vacaville Swim Club | 06/27/2026 | NVST Summer Plunge 2026 | |
| 662 | Ethan Park | 55.65 | 9 | B Min | BB: 54.39 (+1.26s | 2.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 663 | David Renko | 55.67 | 9 | B Min | BB: 54.39 (+1.28s | 2.3%) | Wasatch Front Fish Market | 08/01/2025 | 2025 LC Beehive Finale | |
| 664 | Jacob Ahnen | 55.69 | 9 | B Min | BB: 54.39 (+1.30s | 2.3%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 665 | Silas Hornberger | 55.69 | 9 | B Min | BB: 54.39 (+1.30s | 2.3%) | Aces Swim Club | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 666 | Alex Zhong | 55.70 | 8 | B Min | BB: 54.39 (+1.31s | 2.4%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 667 | Michael Oneil | 55.73 | 10 | B Min | BB: 54.39 (+1.34s | 2.4%) | Highlands Ranch Aquatics | 07/11/2026 | 2026 CO SBL Summer Sizzler | |
| 668 | Marcus Chui | 55.73 | 9 | B Min | BB: 54.39 (+1.34s | 2.4%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 669 | Moxon Fain | 55.74 | 10 | B Min | BB: 54.39 (+1.35s | 2.4%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 670 | Arthur Viray | 55.76 | 9 | B Min | BB: 54.39 (+1.37s | 2.5%) | Daly City Dolphins | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 671 | Atharv Tiruke | 55.76 | 9 | B Min | BB: 54.39 (+1.37s | 2.5%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 672 | Lucas Poupard | 55.76 | 8 | B Min | BB: 54.39 (+1.37s | 2.5%) | McGrath Marlins Swim Team | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 673 | Malachi Zabilla | 55.77 | 10 | B Min | BB: 54.39 (+1.38s | 2.5%) | Mission Aurora Colorado Swimmi | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 674 | Nixon Lo | 55.77 | 9 | B Min | BB: 54.39 (+1.38s | 2.5%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 675 | Matthew Lyzlov | 55.78 | 9 | B Min | BB: 54.39 (+1.39s | 2.5%) | California Capital Aquatics | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 676 | Kynan Wiseman | 55.79 | 10 | B Min | BB: 54.39 (+1.40s | 2.5%) | Longmont Swim Club | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 677 | Lachlan Law | 55.80 | 9 | B Min | BB: 54.39 (+1.41s | 2.5%) | Univ. of Denver Hilltoppers | 07/11/2026 | 2026 CO SBL Summer Sizzler | |
| 678 | Maddox Fish | 55.81 | 9 | B Min | BB: 54.39 (+1.42s | 2.5%) | Pikes Peak Athletics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 679 | Brant Davis | 55.82 | 7 | B Min | BB: 54.39 (+1.43s | 2.6%) | Pueblo County Swim Team | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 680 | Wesley Lang | 55.84 | 9 | B Min | BB: 54.39 (+1.45s | 2.6%) | River Road Swim Team | 06/05/2026 | 2026 AAA Summer Blast LC Invite | |
| 681 | Gage Sena | 55.84 | 10 | B Min | BB: 54.39 (+1.45s | 2.6%) | Lamarlins Swim Team, Inc. | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | |
| 682 | Finn McJunkin | 55.85 | 10 | B Min | BB: 54.39 (+1.46s | 2.6%) | Swim Lake City Legends | 07/17/2025 | 2025 UTAGS LC Championships | |
| 683 | Anthony Pham | 55.89 | 10 | B Min | BB: 54.39 (+1.50s | 2.7%) | South Valley Makos | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 684 | Bode Boone | 55.90 | 9 | B Min | BB: 54.39 (+1.51s | 2.7%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 685 | Theodore Neese | 55.90 | 10 | B Min | BB: 54.39 (+1.51s | 2.7%) | Bend Swim Club | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 686 | Holten Lawrence | 55.90 | 10 | B Min | BB: 54.39 (+1.51s | 2.7%) | The Dalles Swim Team | 06/20/2025 | 72nd Annual Ted Walker Invitational | |
| 687 | Myles Clark | 55.90 | 10 | B Min | BB: 54.39 (+1.51s | 2.7%) | Kona Dolphins Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 688 | Caleb Tos | 55.91 | 10 | B Min | BB: 54.39 (+1.52s | 2.7%) | Tule Nation Tritons | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 689 | Chase Clark | 55.92 | 10 | B Min | BB: 54.39 (+1.53s | 2.7%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 690 | Nicholas Mosendz | 55.92 | 10 | B Min | BB: 54.39 (+1.53s | 2.7%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 691 | Silas Roland | 55.95 | 9 | B Min | BB: 54.39 (+1.56s | 2.8%) | Univ. of Denver Hilltoppers | 07/11/2026 | 2026 CO SBL Summer Sizzler | |
| 692 | Quincy Lofton | 55.98 | 8 | B Min | BB: 54.39 (+1.59s | 2.8%) | Star Aquatics | 04/17/2026 | 2026 STAR April Friday Night At The Races | |
| 693 | Ryan Khalili | 55.98 | 10 | B Min | BB: 54.39 (+1.59s | 2.8%) | Highlands Ranch Aquatics | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 694 | Kaleb Luu | 56.01 | 9 | B Min | BB: 54.39 (+1.62s | 2.9%) | Pleasanton Seahawks | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 695 | Evan Wang | 56.04 | 9 | B Min | BB: 54.39 (+1.65s | 2.9%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 696 | Oliver Loening | 56.04 | 10 | B Min | BB: 54.39 (+1.65s | 2.9%) | Daly City Dolphins | 06/26/2026 | 2026 HSA June Invitational | |
| 697 | Dean Wu | 56.05 | 8 | B Min | BB: 54.39 (+1.66s | 3.0%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 698 | Jeremy Pei | 56.05 | 10 | B Min | BB: 54.39 (+1.66s | 3.0%) | Columbia River Swim Team | 05/16/2026 | 2026 TEAM Showdown | |
| 699 | Vincent Nan | 56.05 | 10 | B Min | BB: 54.39 (+1.66s | 3.0%) | Pacific Dragons Swim Team | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 700 | Liam Larson | 56.08 | 10 | B Min | BB: 54.39 (+1.69s | 3.0%) | Pacific Swim | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
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.