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 | |
|---|---|---|---|---|---|---|---|---|---|
| 951 | Jayden Yang | 46.62 | 9 | B: 43.89 (+2.73s | 5.9%) | Pacific Dragons Swim Team | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | ||
| 952 | Ethan Zhang | 46.62 | 10 | B: 43.89 (+2.73s | 5.9%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | ||
| 953 | Calvin Littlejohn | 46.64 | 8 | B: 43.89 (+2.75s | 5.9%) | Eugene City Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | ||
| 954 | Benjamin Kearney | 46.64 | 10 | B: 43.89 (+2.75s | 5.9%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | ||
| 955 | Sammy Baker | 46.64 | 10 | B: 43.89 (+2.75s | 5.9%) | Valley Aquatics | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | ||
| 956 | Leo Tsui | 46.64 | 9 | B: 43.89 (+2.75s | 5.9%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 957 | Elias Lien | 46.65 | 8 | B: 43.89 (+2.76s | 5.9%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | ||
| 958 | Aaron Im | 46.66 | 9 | B: 43.89 (+2.77s | 5.9%) | West Coast Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | ||
| 959 | Wilson Zhou | 46.68 | 10 | B: 43.89 (+2.79s | 6.0%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 960 | Joao Barretto | 46.70 | 9 | B: 43.89 (+2.81s | 6.0%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 961 | Zihan Zhao | 46.70 | 9 | B: 43.89 (+2.81s | 6.0%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | ||
| 962 | Theodore Johnson | 46.71 | 10 | B: 43.89 (+2.82s | 6.0%) | North Jeffco Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 963 | Calvin Brown | 46.72 | 8 | B: 43.89 (+2.83s | 6.1%) | Corvallis Aquatic Team | 06/13/2025 | 2025 Mike Morris Memorial Invitational | ||
| 964 | Jackson Porter | 46.74 | 10 | B: 43.89 (+2.85s | 6.1%) | Stingray Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 965 | Brendan Gao | 46.75 | 10 | B: 43.89 (+2.86s | 6.1%) | Bellevue Club Swim Team | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | ||
| 966 | Gabriel Dunn | 46.79 | 9 | B: 43.89 (+2.90s | 6.2%) | Multnomah Athletic Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | ||
| 967 | Merrick Weishaar | 46.82 | 8 | B: 43.89 (+2.93s | 6.3%) | Skagit Valley YMCA Tritons | 05/01/2026 | 2026 PN BC May Flowers Approved | ||
| 968 | Julius Zhong | 46.83 | 9 | B: 43.89 (+2.94s | 6.3%) | Gilroy Gators Swim Team | 05/23/2025 | Zone 1 South May Firecracker 500 | ||
| 969 | Alex Hirata | 46.84 | 10 | B: 43.89 (+2.95s | 6.3%) | DeAnza Cupertino Aquatics | 06/06/2025 | 2025 DACA LC CBA+ Meet | ||
| 970 | William Korell | 46.85 | 9 | B: 43.89 (+2.96s | 6.3%) | Castle Rock Swimming | 04/24/2026 | 2026 CO Arena Catch Me If You Can | ||
| 971 | Innocenzio Shina | 46.85 | 10 | B: 43.89 (+2.96s | 6.3%) | Hillsboro Swim Team | 05/01/2026 | 2026 THSC Spring Invite | ||
| 972 | Camden Carlton | 46.87 | 9 | B: 43.89 (+2.98s | 6.4%) | Pikes Peak Athletics | 04/26/2025 | 2025 CO FST Spring LC Fever | ||
| 973 | Malik Basic | 46.87 | 9 | B: 43.89 (+2.98s | 6.4%) | Olympus Aquatics | 05/20/2025 | Kearns LC Classic | ||
| 974 | Hohyeon Cho | 46.90 | 10 | B: 43.89 (+3.01s | 6.4%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | ||
| 975 | Beckett Rossi | 46.90 | 9 | B: 43.89 (+3.01s | 6.4%) | Bishop Swim Team | 07/12/2025 | 2025 Silver State Championships | ||
| 976 | Sebastian Guzman | 46.96 | 10 | B: 43.89 (+3.07s | 6.5%) | Bure-Aqua Academy | 05/16/2025 | 2025 CO ACES Spring Invite | ||
| 977 | Mason Porter | 46.98 | 10 | B: 43.89 (+3.09s | 6.6%) | Highlands Ranch Aquatics | 06/19/2025 | 2025 CO ACES Summer Invite | ||
| 978 | Alex Yau | 47.00 | 9 | B: 43.89 (+3.11s | 6.6%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | ||
| 979 | Mark Molochko | 47.01 | 8 | B: 43.89 (+3.12s | 6.6%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | ||
| 980 | Julian Polito | 47.03 | 10 | B: 43.89 (+3.14s | 6.7%) | Corvallis Aquatic Team | 05/01/2026 | 2026 AAA May LC Invitational | ||
| 981 | Gunnar Torres | 47.04 | 10 | B: 43.89 (+3.15s | 6.7%) | Gold\\\\\\'s Aquatics Club (Camas) | 04/25/2026 | GACC Spring Invitational | ||
| 982 | Jacob Nong | 47.07 | 10 | B: 43.89 (+3.18s | 6.8%) | Manta Ray Aquatics | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | ||
| 983 | Daschel Trowbridge | 47.11 | 10 | B: 43.89 (+3.22s | 6.8%) | Roseburg Y Swim Team | 06/13/2025 | 2025 Mike Morris Memorial Invitational | ||
| 984 | Sriram Goriparthi | 47.11 | 9 | B: 43.89 (+3.22s | 6.8%) | Front Range Barracudas | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | ||
| 985 | Parker Lozes | 47.14 | 9 | B: 43.89 (+3.25s | 6.9%) | Colorado Stingrays Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 986 | Arthur Vyshnyakov | 47.15 | 8 | B: 43.89 (+3.26s | 6.9%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | ||
| 987 | Liam Arrobo | 47.17 | 7 | B: 43.89 (+3.28s | 7.0%) | Hillsboro Swim Team | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | ||
| 988 | Ezekiel Tally | 47.19 | 10 | B: 43.89 (+3.30s | 7.0%) | Vandal Aquatic Club | 05/16/2025 | 2025 Chris Engledow Memorial Meet | ||
| 989 | Theodore Craig | 47.20 | 10 | B: 43.89 (+3.31s | 7.0%) | Bellingham Bay Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | ||
| 990 | Nathan Richardson | 47.24 | 10 | B: 43.89 (+3.35s | 7.1%) | Longmont Swim Club | 05/02/2026 | 2026 CO Longmont IMR IMX Adrenaline Gauntlet | ||
| 991 | Boone Day | 47.25 | 7 | B: 43.89 (+3.36s | 7.1%) | Bend Swim Club | 05/08/2026 | Bend Swim Club May Invitational 2026 | ||
| 992 | Connolly Coon | 47.27 | 10 | B: 43.89 (+3.38s | 7.2%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | ||
| 993 | Anders Cai | 47.27 | 10 | B: 43.89 (+3.38s | 7.2%) | Mission Valley YMCA | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | ||
| 994 | Michael Zhang-Shen | 47.29 | 9 | B: 43.89 (+3.40s | 7.2%) | Blue Dolphin Swim Team | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | ||
| 995 | Eric Hu | 47.31 | 9 | B: 43.89 (+3.42s | 7.2%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | ||
| 996 | Archer Nguyen | 47.33 | 10 | B: 43.89 (+3.44s | 7.3%) | Streamliner Aquatics | 07/05/2025 | Sawtooth Last Chance Time Trial | ||
| 997 | Yuchen Zhou | 47.34 | 10 | B: 43.89 (+3.45s | 7.3%) | Eastside Aquatic Swim Team | 06/14/2025 | 2025 IST June Invtational | ||
| 998 | Theodore Daines | 47.35 | 10 | B: 43.89 (+3.46s | 7.3%) | Olympus Aquatics | 06/06/2025 | Speed Lake City 2025 | ||
| 999 | Lucas Li | 47.36 | 8 | B: 43.89 (+3.47s | 7.3%) | Milpitas Aquatic Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 1000 | Jason Wang | 47.38 | 10 | B: 43.89 (+3.49s | 7.4%) | Bellingham Bay Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | ||
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.