Western Zone Zone Boys 10 & under - 50 M Free
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 | Danial Liu | 47.90 | 8 | B: 43.89 (+4.01s | 8.4%) | Quicksilver Swimming | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 1252 | Maxwell Pan | 47.91 | 10 | B: 43.89 (+4.02s | 8.4%) | Unattached | 07/22/2023 | Z1S SAGC Minus LCM Summer Championships | ||
| 1253 | Xavier Labrecque | 47.93 | 9 | B: 43.89 (+4.04s | 8.4%) | Bulldog Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 1254 | Robert Bray | 47.95 | 10 | B: 43.89 (+4.06s | 8.5%) | Maverick Aquatics | 06/19/2025 | 2025 CO Grand Junction Invitational | ||
| 1255 | Sebastian Marshall | 47.97 | 9 | B: 43.89 (+4.08s | 8.5%) | Unattached | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | ||
| 1256 | Lucas Cortes | 47.97 | 10 | B: 43.89 (+4.08s | 8.5%) | Legacy Aquatics | 06/12/2026 | 73rd Ted Walker Invitational 2026 | ||
| 1257 | Alexander Hu | 47.99 | 9 | B: 43.89 (+4.10s | 8.5%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 1258 | Maximus Agresti | 47.99 | 9 | B: 43.89 (+4.10s | 8.5%) | Punahou Aquatics Institute | 05/23/2026 | OSL A+ LCM Meet | ||
| 1259 | Aiden Cai | 48.03 | 7 | B: 43.89 (+4.14s | 8.6%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 1260 | Leo Tang | 48.03 | 6 | B: 43.89 (+4.14s | 8.6%) | South San Francisco Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 1261 | Patrice Calippe | 48.10 | 10 | B: 43.89 (+4.21s | 8.8%) | Puffins Swimming | 06/20/2026 | Zone 1 South Swim Under The Stars | ||
| 1262 | Richard Tang | 48.11 | 10 | B: 43.89 (+4.22s | 8.8%) | Triton Aquatics Club | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | ||
| 1263 | Evan Kang | 48.11 | 10 | B: 43.89 (+4.22s | 8.8%) | Puffins Swimming | 06/20/2026 | Zone 1 South Swim Under The Stars | ||
| 1264 | Cedar Cary | 48.15 | 9 | B: 43.89 (+4.26s | 8.8%) | Velocity Swimming | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 1265 | Brennan Cline | 48.16 | 8 | B: 43.89 (+4.27s | 8.9%) | Pacific Swim | 04/24/2026 | 2026 SI PS ABB Meet Group A | ||
| 1266 | Arvin Laine | 48.16 | 10 | B: 43.89 (+4.27s | 8.9%) | CAC Stingrays Swim Team | 06/27/2025 | 2025 CO Zone 2 DU Meet | ||
| 1267 | Jake Lu | 48.18 | 9 | B: 43.89 (+4.29s | 8.9%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | ||
| 1268 | Theodore Marturano | 48.18 | 10 | B: 43.89 (+4.29s | 8.9%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | ||
| 1269 | Maximilian Kuo | 48.19 | 7 | B: 43.89 (+4.30s | 8.9%) | California Dolphins Swim Team | 05/02/2026 | Alto Spring Jam CBA | ||
| 1270 | Benjamin Yaghoubzade | 48.21 | 9 | B: 43.89 (+4.32s | 9.0%) | Los Altos Mountain View Aquati | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
| 1271 | Zion Chang | 48.22 | 9 | B: 43.89 (+4.33s | 9.0%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 1272 | William Goodrich | 48.23 | 7 | B: 43.89 (+4.34s | 9.0%) | Denver Swim Academy | 05/16/2026 | 2026 CO Hilltopper Invite | ||
| 1273 | Hayes Reinhardt | 48.27 | 9 | B: 43.89 (+4.38s | 9.1%) | Highlands Ranch Aquatics | 06/26/2026 | 2026 CO Zone 2 District Meet DU | ||
| 1274 | Zayne Grieshaber | 48.28 | 9 | B: 43.89 (+4.39s | 9.1%) | Spokane Waves Aquatic Team | 07/25/2025 | 2025 IES LC CHAMPIONSHIPS | ||
| 1275 | Levi Fusselman | 48.28 | 9 | B: 43.89 (+4.39s | 9.1%) | Portneuf Valley Swim Team | 07/18/2025 | 2025 LCM Summer Championships | ||
| 1276 | Benjamin Voightmann | 48.29 | 10 | B: 43.89 (+4.40s | 9.1%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 1277 | Tayo Murdach | 48.31 | 7 | B: 43.89 (+4.42s | 9.1%) | Port Angeles Swim Club | 06/13/2026 | 2026 PN IST June Invtational Approved | ||
| 1278 | Yao Yang | 48.31 | 9 | B: 43.89 (+4.42s | 9.1%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 1279 | Joel Kerley | 48.33 | 10 | B: 43.89 (+4.44s | 9.2%) | Klamath Basin Aquatics | 06/19/2026 | Prineville Invitational Swim Meet | ||
| 1280 | Everett Rainis | 48.33 | 9 | B: 43.89 (+4.44s | 9.2%) | Manta Ray Aquatics | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | ||
| 1281 | Theodore Gramer | 48.34 | 10 | B: 43.89 (+4.45s | 9.2%) | SwimTLC-Parker Phenomena Swim | 04/26/2025 | 2025 CO FST Spring LC Fever | ||
| 1282 | Leo Bednarski | 48.34 | 9 | B: 43.89 (+4.45s | 9.2%) | North Jeffco Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 1283 | Holden Benke | 48.39 | 10 | B: 43.89 (+4.50s | 9.3%) | Mission Valley YMCA | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | ||
| 1284 | Charlie Oconnor | 48.39 | 10 | B: 43.89 (+4.50s | 9.3%) | Pacifica Sea Lions | 05/02/2026 | Alto Spring Jam CBA | ||
| 1285 | Rexx Yu | 48.45 | 9 | B: 43.89 (+4.56s | 9.4%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 1286 | Nathaniel Lim | 48.47 | 10 | B: 43.89 (+4.58s | 9.4%) | Pearl City Aquatics | 05/23/2026 | OSL A+ LCM Meet | ||
| 1287 | Rex Ji | 48.48 | 9 | B: 43.89 (+4.59s | 9.5%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 1288 | Chance Tan-Nelson | 48.50 | 10 | B: 43.89 (+4.61s | 9.5%) | West Coast Aquatics | 04/25/2025 | 2025 PN KING Spring Derby | ||
| 1289 | Vir Gadkari | 48.50 | 10 | B: 43.89 (+4.61s | 9.5%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 1290 | Emmett Richards | 48.50 | 7 | B: 43.89 (+4.61s | 9.5%) | Heartland Swim Assoc | 05/23/2026 | 2026 SI HSA A All Ages NTS May 23 24 | ||
| 1291 | Luke Dacey | 48.52 | 9 | B: 43.89 (+4.63s | 9.5%) | SwimTLC-Parker Phenomena Swim | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 1292 | Lincoln Angelus | 48.53 | 8 | B: 43.89 (+4.64s | 9.6%) | Blue Dragons Swim Team | 11/14/2025 | Pumpkin Sprint Meet 2025 | ||
| 1293 | Sam McCollum | 48.53 | 8 | B: 43.89 (+4.64s | 9.6%) | The Olympic Club | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 1294 | Joshua Plant | 48.53 | 9 | B: 43.89 (+4.64s | 9.6%) | Dart Swimming | 06/21/2024 | Reno Aquatic Club Gamble | ||
| 1295 | Levi Smith | 48.53 | 9 | B: 43.89 (+4.64s | 9.6%) | Aces Swim Club | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 1296 | Tej Bennett | 48.55 | 10 | B: 43.89 (+4.66s | 9.6%) | Cascade Swim Club | 09/19/2026 | 2026 PN CSC September Shakeout Approved | ||
| 1297 | Miles Richardson | 48.55 | 9 | B: 43.89 (+4.66s | 9.6%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 1298 | August Pittman | 48.59 | 9 | B: 43.89 (+4.70s | 9.7%) | Issaquah Swim Team | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 1299 | Wesley Albright | 48.60 | 9 | B: 43.89 (+4.71s | 9.7%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | ||
| 1300 | William Hamilton | 48.61 | 10 | B: 43.89 (+4.72s | 9.7%) | Fort Collins Area Swim Team | 04/11/2026 | 2026 CO FAST Vs CUDA Dua; | ||
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.