USA Boys 10 & under - 50 Y Breast
These rankings show the swimmers' placement within the United States.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4151 | Nathan Goldenberg | 53.28 | 8 | B Min | BB: 47.69 (+5.59s | 10.5%) | Bellevue Club Swim Team | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 4152 | Jackson Grober | 53.29 | 9 | B Min | BB: 47.69 (+5.60s | 10.5%) | Three Village Swim Club | 03/01/2026 | 2026 MR TVSC St Patrick S Day Last Chance | |
| 4153 | Samuel Moyer | 53.29 | 10 | B Min | BB: 47.69 (+5.60s | 10.5%) | Smac | 01/16/2026 | CA Y Winter Rumble Copied | |
| 4154 | Luther Zielke | 53.29 | 9 | B Min | BB: 47.69 (+5.60s | 10.5%) | Hurricanes Swim Team | 01/09/2026 | 2026 MN FOXJ Winter Classic | |
| 4155 | Gavin Whipkey | 53.29 | 8 | B Min | BB: 47.69 (+5.60s | 10.5%) | Mason Manta Rays | 10/23/2026 | 2026 CLPR Halloween Meet | |
| 4156 | Knox Conner | 53.30 | 8 | B Min | BB: 47.69 (+5.61s | 10.5%) | Seahawks Swim club | 09/12/2026 | 2026 Seahawks Dive Back In | |
| 4157 | Jack St. George | 53.31 | 10 | B Min | BB: 47.69 (+5.62s | 10.5%) | Westwood Aquatics | 11/16/2024 | 2024 ST WOW Harvest Hootenanny | |
| 4158 | Andrew Hitt | 53.31 | 10 | B Min | BB: 47.69 (+5.62s | 10.5%) | Life Time Oregon Swim Team | 03/14/2026 | 2026 John Haring Memorial BC Showdown | |
| 4159 | Sean Tangmunkong | 53.31 | 9 | B Min | BB: 47.69 (+5.62s | 10.5%) | Unattached | 01/24/2026 | 2026 NE NSSC Snowman Sprints | |
| 4160 | Leon Edwards | 53.31 | 9 | B Min | BB: 47.69 (+5.62s | 10.5%) | Nashville Aquatic Club | 09/26/2026 | 2026 Fall Kickoff Classic Inviational | |
| 4161 | Kevin Kaufmann | 53.31 | 9 | B Min | BB: 47.69 (+5.62s | 10.5%) | Jupiter Dragons Swim Team | 10/02/2026 | Mike Horgan 2026 | |
| 4162 | Matthew Sleeth | 53.31 | 10 | B Min | BB: 47.69 (+5.62s | 10.5%) | Bolles School Sharks | 09/13/2026 | 2026 September Splash | |
| 4163 | Findlay Dougherty | 53.31 | 10 | B Min | BB: 47.69 (+5.62s | 10.5%) | Swim Fort Lauderdale | 10/23/2026 | SoFlo 10 Under Fall Sizzler | |
| 4164 | Isaac Kantor | 53.32 | 10 | B Min | BB: 47.69 (+5.63s | 10.6%) | AC Swim Club | 07/26/2025 | 2025 REAL Championships | |
| 4165 | Julian Brown | 53.32 | 10 | B Min | BB: 47.69 (+5.63s | 10.6%) | Razor Aquatics | 01/31/2026 | 2026 Guppy Bowl | |
| 4166 | Sebastian Said | 53.32 | 8 | B Min | BB: 47.69 (+5.63s | 10.6%) | Three Village Swim Club | 02/28/2026 | 2026 MR TVSC St Patrick S Day 8 Under Meet | |
| 4167 | William Aquino | 53.33 | 10 | B Min | BB: 47.69 (+5.64s | 10.6%) | Saline Swim Team | 11/21/2025 | 2025 SST Fall Classic | |
| 4168 | Cyrus Lurie | 53.33 | 9 | B Min | BB: 47.69 (+5.64s | 10.6%) | Nation\\\\\\'s Capital Swim Club | 01/17/2026 | PVS January Open 2026 Fairland | |
| 4169 | Artin Dolatabadi | 53.33 | 9 | B Min | BB: 47.69 (+5.64s | 10.6%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 4170 | Oliver Cao | 53.33 | 9 | B Min | BB: 47.69 (+5.64s | 10.6%) | Club Wolverine | 02/14/2026 | SAC Winter Classic | |
| 4171 | Bryant Xin | 53.33 | 7 | B Min | BB: 47.69 (+5.64s | 10.6%) | Westchester Aquatic Club | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 4172 | Cameron Irani-Tehrani | 53.33 | 10 | B Min | BB: 47.69 (+5.64s | 10.6%) | Pacific Swim | 10/24/2025 | 2025 SI JBST ALL AGES A BB MEET | |
| 4173 | Carson Kocher | 53.34 | 9 | B Min | BB: 47.69 (+5.65s | 10.6%) | Highlands Ranch Aquatics | 10/23/2026 | 2026 CO Friday Night At The Races # 2 | |
| 4174 | Nolan Anderson | 53.35 | 9 | B Min | BB: 47.69 (+5.66s | 10.6%) | Washingtonians Swim Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 4175 | Lucas Moyal | 53.35 | 9 | B Min | BB: 47.69 (+5.66s | 10.6%) | Amherst Tritons Swim Team | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 4176 | Thomas Blaylock | 53.36 | 7 | B Min | BB: 47.69 (+5.67s | 10.6%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 4177 | Noah Monnet | 53.36 | 9 | B Min | BB: 47.69 (+5.67s | 10.6%) | Quest Swimming | 03/21/2026 | Quest Swimming March Madness Intrasquad Mee | |
| 4178 | Caleb Kensy | 53.37 | 9 | B Min | BB: 47.69 (+5.68s | 10.6%) | Nitro Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 4179 | Caleb Clarin | 53.37 | 10 | B Min | BB: 47.69 (+5.68s | 10.6%) | Fairfax Foxes Swimming | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 4180 | Ellis Bell | 53.37 | 9 | B Min | BB: 47.69 (+5.68s | 10.6%) | Stingrays Swim Team | 12/04/2025 | 2025 RAYS Nutcracker Classic Copied | |
| 4181 | Tanner Richards | 53.37 | 9 | B Min | BB: 47.69 (+5.68s | 10.6%) | The Fish | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 4182 | Thomas Xu | 53.37 | 10 | B Min | BB: 47.69 (+5.68s | 10.6%) | Nitro Swimming | 09/18/2026 | 2026 ST AQTX Round Rock Unclassified | |
| 4183 | Ignatius Bextermueller | 53.37 | 10 | B Min | BB: 47.69 (+5.68s | 10.6%) | Rec-Plex Sharks | 10/09/2026 | Fall Festival Invitational | |
| 4184 | Domenico Petrini | 53.38 | 9 | B Min | BB: 47.69 (+5.69s | 10.7%) | Badger Swim Club,Inc. | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 4185 | Joshua Gonen | 53.38 | 9 | B Min | BB: 47.69 (+5.69s | 10.7%) | YMCA of Austin Swim Alliance | 12/13/2025 | 2025 ST SRG HOHOHO Howorth Classic | |
| 4186 | Samuel Tang | 53.39 | 9 | B Min | BB: 47.69 (+5.70s | 10.7%) | Long Island Express | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 4187 | Yikai Cui | 53.39 | 8 | B Min | BB: 47.69 (+5.70s | 10.7%) | Nitro Swimming | 09/06/2026 | 2026 ST NTRO Stephen J Wolleben Memorial Meet | |
| 4188 | Spencer Black | 53.39 | 9 | B Min | BB: 47.69 (+5.70s | 10.7%) | Mason Manta Rays | 02/19/2026 | 2026 OH RAYS SC Regional Championships | |
| 4189 | Jason Spicola | 53.39 | 9 | B Min | BB: 47.69 (+5.70s | 10.7%) | Area Tallahassee Aquatic Club | 07/25/2026 | Area 4 | |
| 4190 | Evan Zhu | 53.40 | 9 | B: 53.39 (+0.01s | 0.0%) | Los Gatos Swim Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | ||
| 4191 | Austin Basham | 53.41 | 9 | B: 53.39 (+0.02s | 0.0%) | Coast Aquatics | 02/13/2026 | 2026 SES Region 4 Championships | ||
| 4192 | Gibson Haynes | 53.41 | 10 | B: 53.39 (+0.02s | 0.0%) | Apex | 08/07/2026 | 2026 OR NST Seahorse Invitational | ||
| 4193 | Paxton Padilla | 53.41 | 9 | B: 53.39 (+0.02s | 0.0%) | Pueblo County Swim Team | 07/11/2026 | 2026 CO Canon City Swim Meet | ||
| 4194 | Jack Wheeler | 53.42 | 10 | B: 53.39 (+0.03s | 0.1%) | Upper Arlington Swim Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | ||
| 4195 | David Griesinger | 53.42 | 9 | B: 53.39 (+0.03s | 0.1%) | Boise YMCA Swim Team | 12/06/2025 | Reindeer Games 2025 | ||
| 4196 | Lucas Kim | 53.42 | 9 | B: 53.39 (+0.03s | 0.1%) | The Fish | 01/31/2026 | The 2026 Super FISH Bowl XVI | ||
| 4197 | Amet Cypert | 53.42 | 7 | B: 53.39 (+0.03s | 0.1%) | South San Francisco Aquatics | 12/06/2025 | DCD Winter Holiday Splash CBA+ | ||
| 4198 | Jayden Chen | 53.42 | 10 | B: 53.39 (+0.03s | 0.1%) | Tualatin Hills Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | ||
| 4199 | Rayko Nahoumovich | 53.43 | 9 | B: 53.39 (+0.04s | 0.1%) | Tampa Y Swimming | 01/10/2025 | 2025 FAST Polar Bear Plunge | ||
| 4200 | Jackson Zuroweste | 53.43 | 10 | B: 53.39 (+0.04s | 0.1%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | ||
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.