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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1251 | Hasan Burnett | 54.44 | 8 | B: 53.39 (+1.05s | 1.9%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | ||
| 1252 | William Zhang | 54.45 | 9 | B: 53.39 (+1.06s | 1.9%) | Issaquah Swim Team | 03/06/2026 | 2026 BBST Seize The Day Invitational | ||
| 1253 | Senge Laka | 54.45 | 9 | B: 53.39 (+1.06s | 1.9%) | Cascadia Swimming | 05/09/2026 | 2026 Spring Sprinter Invitational | ||
| 1254 | Jack Yulo | 54.45 | 8 | B: 53.39 (+1.06s | 1.9%) | Island Aquatics | 02/07/2026 | 2026 MAGSA A B SCY LAST CHANCE MEET | ||
| 1255 | Marcus Olarte | 54.46 | 10 | B: 53.39 (+1.07s | 2.0%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | ||
| 1256 | Oliver Woo | 54.47 | 9 | B: 53.39 (+1.08s | 2.0%) | California Dolphins Swim Team | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | ||
| 1257 | Cian Coyle | 54.48 | 9 | B: 53.39 (+1.09s | 2.0%) | COSA Swimming | 12/19/2025 | 2025 CO Falfins Holiday Open | ||
| 1258 | Gabriel Sisti | 54.48 | 9 | B: 53.39 (+1.09s | 2.0%) | Albany Armada Aquatics | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | ||
| 1259 | Jack McRae | 54.49 | 8 | B: 53.39 (+1.10s | 2.0%) | Univ. of Denver Hilltoppers | 02/13/2026 | 2026 CO NJ Groundhog Invite | ||
| 1260 | James Regan | 54.52 | 9 | B: 53.39 (+1.13s | 2.1%) | Univ. of Denver Hilltoppers | 01/23/2026 | 2026 CO TOPS Colorado Open | ||
| 1261 | Samuel Bruce | 54.52 | 8 | B: 53.39 (+1.13s | 2.1%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | ||
| 1262 | Noah Oh | 54.54 | 10 | B: 53.39 (+1.15s | 2.1%) | Cascade Swim Club | 03/07/2026 | 2026 PDST Mar Pentathlon Last Chance Approved | ||
| 1263 | Matthew DiRuzzo | 54.56 | 9 | B: 53.39 (+1.17s | 2.1%) | SlipStream Aquatics | 02/13/2026 | 2026 CO NJ Groundhog Invite | ||
| 1264 | Daniel Swift | 54.57 | 10 | B: 53.39 (+1.18s | 2.2%) | CAC Stingrays Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | ||
| 1265 | Jack Herson | 54.57 | 10 | B: 53.39 (+1.18s | 2.2%) | Albany Armada Aquatics | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | ||
| 1266 | Matthew Huizingh | 54.57 | 10 | B: 53.39 (+1.18s | 2.2%) | Northern Colorado Swim Club | 07/09/2026 | 2026 CO NCS 10 U Summer Festival | ||
| 1267 | Kaio Kawamura | 54.58 | 9 | B: 53.39 (+1.19s | 2.2%) | Hawaii Swimming Club | 10/25/2025 | 2025 MAGSA 12 Under ABC SCY Meet | ||
| 1268 | Liam Gilligan | 54.59 | 10 | B: 53.39 (+1.20s | 2.2%) | Sun Valley 5 B | 11/22/2025 | 57th Annual Thanksgiving Invitational | ||
| 1269 | Killian Adams | 54.59 | 10 | B: 53.39 (+1.20s | 2.2%) | Stingray Swim Team | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | ||
| 1270 | Joaquin Salazar | 54.60 | 9 | B: 53.39 (+1.21s | 2.2%) | Tule Nation Tritons | 12/07/2024 | TNT Winterfest ABC Swim Meet | ||
| 1271 | Hayden Long | 54.60 | 9 | B: 53.39 (+1.21s | 2.2%) | Manta Ray Aquatics | 11/08/2025 | HSA All Ages NTS | ||
| 1272 | Royce Reed | 54.60 | 8 | B: 53.39 (+1.21s | 2.2%) | King Aquatic Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | ||
| 1273 | Dexter Gratton | 54.61 | 10 | B: 53.39 (+1.22s | 2.2%) | SwimTLC-Parker Phenomena Swim | 05/02/2026 | 2026 CO FLFN Summer Series #2 | ||
| 1274 | Jasper Zhong | 54.64 | 8 | B: 53.39 (+1.25s | 2.3%) | Seattle Metropolitan Aquatic C | 06/14/2026 | 2026 SMAC June Mini Meet Approved | ||
| 1275 | Jack Spaugy | 54.65 | 8 | B: 53.39 (+1.26s | 2.3%) | Multnomah Athletic Club | 11/07/2025 | 2025 THSC November Open | ||
| 1276 | Luke Voeller | 54.65 | 9 | B: 53.39 (+1.26s | 2.3%) | Apex | 01/23/2026 | 2026 TTSC Winter Qualifier | ||
| 1277 | Coleman Wixom | 54.70 | 10 | B: 53.39 (+1.31s | 2.4%) | Heartland Swim Assoc | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
| 1278 | Joaquin Garcia | 54.72 | 10 | B: 53.39 (+1.33s | 2.4%) | Swim Dogs | 02/13/2026 | 2026 CO NJ Groundhog Invite | ||
| 1279 | Dorian Xie | 54.73 | 7 | B: 53.39 (+1.34s | 2.4%) | Tualatin Hills Swim Club | 08/07/2026 | Bend Swim Club August Invitational | ||
| 1280 | Liam Black | 54.74 | 8 | B: 53.39 (+1.35s | 2.5%) | Manta Ray Aquatics | 07/10/2026 | 2026 SI SBA All Ages Last Chance Meet | ||
| 1281 | Locke Kane | 54.75 | 9 | B: 53.39 (+1.36s | 2.5%) | Lahaina Swim Club | 12/06/2025 | 2025 MAGSA SCY B3 Meet | ||
| 1282 | Santino Dop | 54.76 | 9 | B: 53.39 (+1.37s | 2.5%) | Ukiah Dolphins | 07/25/2026 | 2026 REAL Championships | ||
| 1283 | Hunter Lind | 54.78 | 9 | B: 53.39 (+1.39s | 2.5%) | Wasatch Front Fish Market | 11/21/2025 | 2025 MAC Thanksgiving Invitational | ||
| 1284 | Hudson Goodrich | 54.80 | 9 | B: 53.39 (+1.41s | 2.6%) | Denver Swim Academy | 02/21/2026 | 2026 CO DSA Last Chance | ||
| 1285 | Noah Wang | 54.80 | 10 | B: 53.39 (+1.41s | 2.6%) | Front Range Barracudas | 12/15/2024 | 2024 CO CUDA Vs FST Dual | ||
| 1286 | Raam Prasannakumar | 54.83 | 9 | B: 53.39 (+1.44s | 2.6%) | DeAnza Cupertino Aquatics | 07/25/2026 | 2026 DACA SC CBA Meet | ||
| 1287 | Jasper Wang | 54.84 | 9 | B: 53.39 (+1.45s | 2.6%) | Kamehameha Swim Club | 01/11/2026 | ABC SCY Meet | ||
| 1288 | Shane Mercado | 54.85 | 8 | B: 53.39 (+1.46s | 2.7%) | Highlands Ranch Aquatics | 01/23/2026 | 2026 CO TOPS Colorado Open | ||
| 1289 | Rishen Tayal | 54.85 | 9 | B: 53.39 (+1.46s | 2.7%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | ||
| 1290 | Parker Blaine | 54.85 | 9 | B: 53.39 (+1.46s | 2.7%) | Montrose Marlins Swim Club | 04/17/2026 | 2026 CO Jolean Scott Memorial | ||
| 1291 | Leo Roomet | 54.88 | 9 | B: 53.39 (+1.49s | 2.7%) | Maui Dolphins Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | ||
| 1292 | Breydan Maumausolo-Sale | 54.89 | 8 | B: 53.39 (+1.50s | 2.7%) | Kamehameha Swim Club | 01/18/2026 | January A+ Meet | ||
| 1293 | Chion Thompson | 54.89 | 8 | B: 53.39 (+1.50s | 2.7%) | Tule Nation Tritons | 01/10/2026 | 2026 Clovis Swim Club Winter Open | ||
| 1294 | Moqi Zhu | 54.89 | 8 | B: 53.39 (+1.50s | 2.7%) | Santa Clara Swim Club | 02/28/2026 | Swim South Bay | ||
| 1295 | Rowan Miller | 54.89 | 9 | B: 53.39 (+1.50s | 2.7%) | Bend Swim Club | 02/04/2026 | 2026 Bend Swim Club Intersquad Challenger | ||
| 1296 | Kirk Li | 54.91 | 8 | B: 53.39 (+1.52s | 2.8%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | ||
| 1297 | Theodore Sbarbaro | 54.91 | 10 | B: 53.39 (+1.52s | 2.8%) | Pikes Peak Athletics | 07/18/2026 | 2026 CO AP Rocky Mountain State Games | ||
| 1298 | Aaron Wang | 54.92 | 9 | B: 53.39 (+1.53s | 2.8%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 1299 | Leo Beaver | 54.94 | 10 | B: 53.39 (+1.55s | 2.8%) | Portland Aquatic Club | 03/14/2026 | 2026 TEAM Shootout | ||
| 1300 | Henry Hammons | 54.96 | 9 | B: 53.39 (+1.57s | 2.9%) | Lake Oswego Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | ||
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.