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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1051 | Arthur Viray | 52.54 | 9 | B Min | BB: 47.69 (+4.85s | 9.2%) | Daly City Dolphins | 12/06/2025 | DCD Winter Holiday Splash CBA+ | |
| 1052 | Daniel Rumean | 52.55 | 10 | B Min | BB: 47.69 (+4.86s | 9.2%) | Sunnyvale Swim Club | 09/28/2025 | SUNN Blue And Gold Intrasquad Meet Copied | |
| 1053 | Ezra Ruffcorn | 52.55 | 8 | B Min | BB: 47.69 (+4.86s | 9.2%) | Shasta YMCA Sharks | 11/21/2025 | 2025 Rogue Rapids Sofia Marks Invitational | |
| 1054 | Ezra Howell | 52.56 | 10 | B Min | BB: 47.69 (+4.87s | 9.3%) | Sun Valley 5 B | 10/25/2025 | Spook Splash 2025 | |
| 1055 | Hantian You | 52.57 | 10 | B Min | BB: 47.69 (+4.88s | 9.3%) | Lake Oswego Swim Club | 01/10/2026 | 2026 Hood River Winter Invitational | |
| 1056 | Reece Donaldson | 52.58 | 10 | B Min | BB: 47.69 (+4.89s | 9.3%) | Stingray Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | |
| 1057 | Nickolas Parasimenco | 52.59 | 9 | B Min | BB: 47.69 (+4.90s | 9.3%) | Tooele Sea Serpents | 12/13/2025 | 2025 UTAH Winter Classic | |
| 1058 | Hugo Situ | 52.59 | 9 | B Min | BB: 47.69 (+4.90s | 9.3%) | Daly City Dolphins | 10/11/2025 | SSF October Splash C B A+ Meet | |
| 1059 | William Huang | 52.60 | 8 | B Min | BB: 47.69 (+4.91s | 9.3%) | Daly City Dolphins | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 1060 | Samuel Holloway | 52.61 | 10 | B Min | BB: 47.69 (+4.92s | 9.4%) | Ohana Swim Team | 04/18/2026 | 2026 PN UPAC Mark Olson Classic Approved | |
| 1061 | Alexander Forward | 52.61 | 8 | B Min | BB: 47.69 (+4.92s | 9.4%) | San Jose Goosemonkeys | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 1062 | Cooper Dickie | 52.62 | 10 | B Min | BB: 47.69 (+4.93s | 9.4%) | Seattle Metropolitan Aquatic C | 11/16/2025 | 2025 PN PAC Q Meet | |
| 1063 | Blake Robinson | 52.62 | 10 | B Min | BB: 47.69 (+4.93s | 9.4%) | Seattle Metropolitan Aquatic C | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 1064 | Christopher Roeder | 52.63 | 10 | B Min | BB: 47.69 (+4.94s | 9.4%) | Aspen Swim Club | 04/25/2026 | 2026 CO Aspen Spring Invite | |
| 1065 | Leonardo Goh | 52.64 | 9 | B Min | BB: 47.69 (+4.95s | 9.4%) | Piedmont Swim Team | 07/10/2026 | Redwood Empire Swim League Championship | |
| 1066 | Patrick Chen | 52.65 | 9 | B Min | BB: 47.69 (+4.96s | 9.4%) | Sunnyvale Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 1067 | Phillip Adams | 52.66 | 9 | B Min | BB: 47.69 (+4.97s | 9.4%) | Swim Team of Placentia | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 1068 | Cannon Vaughn | 52.67 | 9 | B Min | BB: 47.69 (+4.98s | 9.5%) | Eugene City Swim Club | 06/27/2026 | 2026 Eugene City Swim Club Summer Invite | |
| 1069 | Lowen Joyce | 52.69 | 10 | B Min | BB: 47.69 (+5.00s | 9.5%) | Team Sopris Swimming | 05/16/2026 | 2026 CO Sopris FAST Challenge | |
| 1070 | Liam Fetty | 52.70 | 8 | B Min | BB: 47.69 (+5.01s | 9.5%) | Desert Storm Swimming | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 1071 | Colson Mou | 52.71 | 9 | B Min | BB: 47.69 (+5.02s | 9.5%) | South San Francisco Aquatics | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 1072 | Lee Lopez | 52.72 | 10 | B Min | BB: 47.69 (+5.03s | 9.5%) | SOL Swim Team | 12/13/2025 | 2025 SI CAST 14U Rising Stars 2 | |
| 1073 | Eason Chen | 52.72 | 7 | B Min | BB: 47.69 (+5.03s | 9.5%) | Pacific Dragons Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 1074 | Emmett Brodie | 52.73 | 9 | B Min | BB: 47.69 (+5.04s | 9.6%) | Mission Aurora Colorado Swimmi | 03/13/2026 | Mile High Championship Invitational | |
| 1075 | Beau Connelly | 52.73 | 10 | B Min | BB: 47.69 (+5.04s | 9.6%) | Los Gatos Swim Club | 11/15/2024 | MBSC GSMY Z1S Race To AGC C B A+ | |
| 1076 | Mason Cotter | 52.74 | 10 | B Min | BB: 47.69 (+5.05s | 9.6%) | Bellingham Bay Swim Team | 05/15/2026 | 2026 PN TAC Spring Thunderbird Approved | |
| 1077 | Everett Crawford | 52.74 | 9 | B Min | BB: 47.69 (+5.05s | 9.6%) | Bainbridge Island Swim Club | 04/18/2026 | 2026 PN UPAC Mark Olson Classic Approved | |
| 1078 | Brooks Farrington | 52.76 | 9 | B Min | BB: 47.69 (+5.07s | 9.6%) | Life Time Oregon Swim Team | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 1079 | Brendan Holloway | 52.76 | 9 | B Min | BB: 47.69 (+5.07s | 9.6%) | Clearfield City Aquatic Team | 12/13/2025 | SDAT Winter Pentathlon | |
| 1080 | Clarence Lee | 52.76 | 10 | B Min | BB: 47.69 (+5.07s | 9.6%) | Daly City Dolphins | 02/07/2026 | 2026 PSL Super Finals Invitational | |
| 1081 | Pi Cheng | 52.78 | 10 | B Min | BB: 47.69 (+5.09s | 9.6%) | Los Altos Mountain View Aquati | 03/28/2026 | LAMV C B A+ Meet | |
| 1082 | Evan Kim | 52.78 | 10 | B Min | BB: 47.69 (+5.09s | 9.6%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 1083 | Henry Nelligan | 52.80 | 9 | B Min | BB: 47.69 (+5.11s | 9.7%) | Sparks Piranhas Swim Team | 09/12/2025 | Molly Lahlum Memorial Autumn Freeze | |
| 1084 | Peter Neibaur | 52.80 | 8 | B Min | BB: 47.69 (+5.11s | 9.7%) | Voltage Aquatics | 07/12/2025 | 2025 Mashed Potato Dash | |
| 1085 | Jaden Feng | 52.80 | 8 | B Min | BB: 47.69 (+5.11s | 9.7%) | Olympic Cascade Aquatics | 02/27/2026 | 2026 PN Feb Age Group Invite,Div 3 Approved | |
| 1086 | Andrew Moehle | 52.81 | 10 | B Min | BB: 47.69 (+5.12s | 9.7%) | Cottonwood Heights Aquatics | 11/07/2025 | 2026 UT CHAT November Intersquad | |
| 1087 | Edward Cadwallader | 52.81 | 9 | B Min | BB: 47.69 (+5.12s | 9.7%) | North Whidbey Aquatic Club | 07/11/2026 | 2026 BBST Final Summer Splash Invite Approved | |
| 1088 | Oscar Frey | 52.82 | 10 | B Min | BB: 47.69 (+5.13s | 9.7%) | Sawtooth Aquatic Club | 09/20/2025 | Caitlin Vinsonhaler Memorial Time Acheivement | |
| 1089 | Ethan Zhang | 52.85 | 10 | B Min | BB: 47.69 (+5.16s | 9.8%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 1090 | Dominik Orlov | 52.85 | 10 | B Min | BB: 47.69 (+5.16s | 9.8%) | Avon Swim Club | 03/14/2026 | 2026 CO Western Slope League Bronze Meet | |
| 1091 | Asher Csoma | 52.86 | 9 | B Min | BB: 47.69 (+5.17s | 9.8%) | Clearfield City Aquatic Team | 12/13/2025 | SDAT Winter Pentathlon | |
| 1092 | Bennett Peiffer | 52.88 | 10 | B Min | BB: 47.69 (+5.19s | 9.8%) | Pacific Piranha Swim Team | 05/16/2026 | 2026 PN PASC Masters And Munchkins Approved | |
| 1093 | Andrew Simon-O'Neill | 52.89 | 10 | B Min | BB: 47.69 (+5.20s | 9.8%) | Oakland Undercurrent Swim Team | 04/18/2026 | RP SWIM CLUB (PRNA) SPRING SWIM FEST! | |
| 1094 | Alexandru Vetry | 52.90 | 10 | B Min | BB: 47.69 (+5.21s | 9.8%) | Swim Neptune | 12/04/2025 | 2025 Holiday Swim Festival | |
| 1095 | Colt Rodeheaver | 52.90 | 9 | B Min | BB: 47.69 (+5.21s | 9.8%) | Seattle Metropolitan Aquatic C | 01/25/2025 | 2025 PN SMAC Winter Invitational | |
| 1096 | Jeffrey Lou | 52.92 | 9 | B Min | BB: 47.69 (+5.23s | 9.9%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 1097 | Sebastian Dudenko | 52.92 | 9 | B Min | BB: 47.69 (+5.23s | 9.9%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 1098 | Andrew Buenrostro | 52.93 | 10 | B Min | BB: 47.69 (+5.24s | 9.9%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | |
| 1099 | Moses Wang | 52.96 | 10 | B Min | BB: 47.69 (+5.27s | 10.0%) | Bainbridge Island Swim Club | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 1100 | Lyle Arnold | 52.97 | 10 | B Min | BB: 47.69 (+5.28s | 10.0%) | Piranha Swimming | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | |
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.