Western Zone Zone Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1951 | Lyle Flynn | 51.93 | 9 | B: 48.29 (+3.64s | 7.0%) | Thurston Olympians Swim Club | 04/26/2025 | 2025 PN UPAC Mark Olson Invitational | ||
| 1952 | Theodore George | 51.94 | 10 | B: 48.29 (+3.65s | 7.0%) | Lakeridge Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | ||
| 1953 | Kiaan Paidipathi | 51.96 | 9 | B: 48.29 (+3.67s | 7.1%) | Issaquah Swim Team | 04/26/2026 | 2026 PN SHAD15th Marin Morrison Memorial App | ||
| 1954 | Wesley Hu | 51.96 | 10 | B: 48.29 (+3.67s | 7.1%) | Santa Clara Swim Club | 10/25/2025 | GGST Spooktacular 2025 | ||
| 1955 | Rocco Cammarata | 51.97 | 9 | B: 48.29 (+3.68s | 7.1%) | Bremerton YMCA Swim Team | 01/24/2026 | 2026 WA State Y Championship Meet | ||
| 1956 | Owen Bailey | 51.98 | 9 | B: 48.29 (+3.69s | 7.1%) | Mission Aurora Colorado Swimmi | 03/13/2026 | Mile High Championship Invitational | ||
| 1957 | Thinuj Pathirana | 51.98 | 10 | B: 48.29 (+3.69s | 7.1%) | Velocity Swimming | 04/25/2026 | 2026 IE VS James Elwyn Memorial Progressive | ||
| 1958 | Sebastien Prigent-Soong | 51.99 | 10 | B: 48.29 (+3.70s | 7.1%) | Warrior Aquatic Club | 10/18/2025 | BIG ISLAND SWIMMING @ HPA | ||
| 1959 | Wesley Wong | 51.99 | 10 | B: 48.29 (+3.70s | 7.1%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | ||
| 1960 | Holden Karver | 52.00 | 8 | B: 48.29 (+3.71s | 7.1%) | Apex | 02/15/2026 | 2026 MSC Vs APEX Dual Meet | ||
| 1961 | Eli HO | 52.02 | 9 | B: 48.29 (+3.73s | 7.2%) | South San Francisco Aquatics | 12/06/2025 | DCD Winter Holiday Splash CBA+ | ||
| 1962 | Troy Strom | 52.02 | 9 | B: 48.29 (+3.73s | 7.2%) | Baker YMCA Swim Team | 05/03/2025 | 2025 Baker Dive Dash Progressive Swim Meet | ||
| 1963 | Everett Duvall | 52.03 | 10 | B: 48.29 (+3.74s | 7.2%) | Apex | 08/08/2025 | Bend Swim Club August Invitational | ||
| 1964 | Tanner Kerby | 52.05 | 9 | B: 48.29 (+3.76s | 7.2%) | Unattached | 10/17/2025 | EAC Autumn Invitational 2025 | ||
| 1965 | Cooper Gurnee | 52.05 | 9 | B: 48.29 (+3.76s | 7.2%) | Otter Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | ||
| 1966 | Camden Haselden | 52.05 | 9 | B: 48.29 (+3.76s | 7.2%) | Puget Sound Swim Club | 04/18/2026 | 2026 PN UPAC Mark Olson Classic Approved | ||
| 1967 | Calvin Yip | 52.07 | 10 | B: 48.29 (+3.78s | 7.3%) | Palo Alto Stanford Aquatics | 12/21/2024 | 2024 PASA Winter Frolic Meet @ PALY HS | ||
| 1968 | Henry Choi | 52.08 | 9 | B: 48.29 (+3.79s | 7.3%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 1969 | Isaac Law | 52.09 | 10 | B: 48.29 (+3.80s | 7.3%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 1970 | Barrett Wright | 52.09 | 9 | B: 48.29 (+3.80s | 7.3%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
| 1971 | Henry Moore | 52.10 | 9 | B: 48.29 (+3.81s | 7.3%) | Ladera Oaks | 03/29/2024 | Alto Rock The Blocks Invitational | ||
| 1972 | Dhruv Krishna | 52.11 | 9 | B: 48.29 (+3.82s | 7.3%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | ||
| 1973 | Sebastian Guzman | 52.11 | 10 | B: 48.29 (+3.82s | 7.3%) | Bure-Aqua Academy | 12/15/2024 | 2024 CO FORM Winter Open | ||
| 1974 | Yunfan Zhang | 52.13 | 8 | B: 48.29 (+3.84s | 7.4%) | Sunnyvale Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | ||
| 1975 | Brandon Lowery | 52.14 | 10 | B: 48.29 (+3.85s | 7.4%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | ||
| 1976 | Bennett Runyan | 52.14 | 10 | B: 48.29 (+3.85s | 7.4%) | Fort Collins Area Swim Team | 01/11/2025 | 2025 CO FAST Vs TOPS Dual | ||
| 1977 | Bodi Litzer | 52.15 | 8 | B: 48.29 (+3.86s | 7.4%) | Bend Swim Club | 03/14/2026 | 2026 TEAM Shootout | ||
| 1978 | Paul Murphy | 52.16 | 8 | B: 48.29 (+3.87s | 7.4%) | Maverick Aquatics | 04/25/2026 | 2026 CO Aspen Spring Invite | ||
| 1979 | Julian Polito | 52.16 | 10 | B: 48.29 (+3.87s | 7.4%) | Corvallis Aquatic Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 1980 | Shinji Byer | 52.17 | 9 | B: 48.29 (+3.88s | 7.4%) | Seattle Metropolitan Aquatic C | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | ||
| 1981 | Eugene McCarthy | 52.18 | 10 | B: 48.29 (+3.89s | 7.5%) | Mighty Marlins Swim Club | 12/07/2024 | 2024 PN Fall Divisional, Division 2 | ||
| 1982 | Zac Nunez | 52.19 | 8 | B: 48.29 (+3.90s | 7.5%) | North State Narwhals | 11/22/2025 | Thankswimming Classic 2025 | ||
| 1983 | Jayden Zhang | 52.20 | 10 | B: 48.29 (+3.91s | 7.5%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | ||
| 1984 | Adam Hugenberger | 52.23 | 8 | B: 48.29 (+3.94s | 7.5%) | Otter Swim Club | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | ||
| 1985 | Kilo Hamada-Durant | 52.24 | 10 | B: 48.29 (+3.95s | 7.6%) | Swim Kauai Aquatics | 02/07/2026 | SKA Home Meet 2726 | ||
| 1986 | Amos Taub | 52.24 | 10 | B: 48.29 (+3.95s | 7.6%) | Otter Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 1987 | MacClellan Menzies | 52.25 | 9 | B: 48.29 (+3.96s | 7.6%) | Mighty Marlins Swim Club | 04/25/2026 | 2026 PN SSCD Spring Open Approved | ||
| 1988 | Leo Yin | 52.25 | 7 | B: 48.29 (+3.96s | 7.6%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 1989 | Mithren Vijay | 52.26 | 9 | B: 48.29 (+3.97s | 7.6%) | Valley Splash | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | ||
| 1990 | Ayaan Agrawal | 52.26 | 9 | B: 48.29 (+3.97s | 7.6%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 1991 | Abhimanyu Sengupta | 52.26 | 10 | B: 48.29 (+3.97s | 7.6%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | ||
| 1992 | Lukas Zazhitskiy | 52.27 | 9 | B: 48.29 (+3.98s | 7.6%) | Highlands Ranch Aquatics | 11/24/2024 | 2024 CO HRA SBL Turket Trot | ||
| 1993 | Kynan Wiseman | 52.27 | 10 | B: 48.29 (+3.98s | 7.6%) | Longmont Swim Club | 05/17/2025 | 2025 CO Loveland Snow Cone #1 | ||
| 1994 | Merchant Waylon | 52.28 | 10 | B: 48.29 (+3.99s | 7.6%) | Fort Collins Area Swim Team | 07/09/2025 | 2025 CO NCS 10 U Summer Festival | ||
| 1995 | Isaac Kantor | 52.28 | 10 | B: 48.29 (+3.99s | 7.6%) | AC Swim Club | 07/26/2025 | 2025 REAL Championships | ||
| 1996 | Paul Pickenpaugh | 52.28 | 10 | B: 48.29 (+3.99s | 7.6%) | Falfins Swimming | 03/14/2026 | 2026 CO Zone 5 Championships | ||
| 1997 | William Lawrence | 52.29 | 8 | B: 48.29 (+4.00s | 7.6%) | Pro Swimming | 01/23/2026 | 2026 PN Pro January Intrasquad Approved | ||
| 1998 | Ben Goetze | 52.29 | 7 | B: 48.29 (+4.00s | 7.6%) | Los Altos Mountain View Aquati | 03/28/2026 | LAMV C B A+ Meet | ||
| 1999 | Chase Bartholomew | 52.31 | 9 | B: 48.29 (+4.02s | 7.7%) | Pikes Peak Athletics | 02/20/2026 | 2026 CO PPA February Frenzy Last Chance Meet | ||
| 2000 | Vishik Sheshnag | 52.32 | 10 | B: 48.29 (+4.03s | 7.7%) | Boulder City Henderson Swim Te | 11/08/2024 | 2024 NV State 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.