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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3201 | Isaac Dowling | 49.72 | 10 | B Min | BB: 47.69 (+2.03s | 4.1%) | Millard Aquatic Club | 01/31/2026 | 2026 MW SCSC President S Day Meet | |
| 3202 | Han Zeng | 49.72 | 10 | B Min | BB: 47.69 (+2.03s | 4.1%) | YMCA Fairfax County Reston | 10/04/2025 | 2025 Harvest Moon Invitational | |
| 3203 | Harry Releford | 49.72 | 10 | B Min | BB: 47.69 (+2.03s | 4.1%) | Madison Area YMCA Mariners | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 3204 | Ian Jung | 49.72 | 10 | B Min | BB: 47.69 (+2.03s | 4.1%) | Lifetime | 12/07/2025 | 2025 NE NSSC December 7 SJP | |
| 3205 | Noah Block | 49.73 | 9 | B Min | BB: 47.69 (+2.04s | 4.1%) | Team Suffolk | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 3206 | Isaac Davis | 49.73 | 9 | B Min | BB: 47.69 (+2.04s | 4.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/17/2025 | 2025 OLY Fall Classic | |
| 3207 | Alexander Short | 49.73 | 10 | B Min | BB: 47.69 (+2.04s | 4.1%) | Apex Aquatic Club | 01/11/2026 | 2026 FOX January Distance Sprint Meet | |
| 3208 | Nathan Blocklin | 49.73 | 10 | B Min | BB: 47.69 (+2.04s | 4.1%) | Bayside Aquatics | 09/26/2025 | RAC First Splash 2025 | |
| 3209 | Simon Xiong | 49.74 | 9 | B Min | BB: 47.69 (+2.05s | 4.1%) | Nitro Swimming | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 3210 | Ryan Sexstone | 49.74 | 9 | B Min | BB: 47.69 (+2.05s | 4.1%) | Nova of Virginia | 11/15/2025 | 2025 WAC Fall Classic | |
| 3211 | Avyan Bajpai | 49.74 | 9 | B Min | BB: 47.69 (+2.05s | 4.1%) | Hillsboro Swim Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | |
| 3212 | Michael Ma | 49.74 | 10 | B Min | BB: 47.69 (+2.05s | 4.1%) | Sarasota Sharks | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 3213 | James Gillis | 49.74 | 9 | B Min | BB: 47.69 (+2.05s | 4.1%) | YMCA of the Triangle Area Swim | 11/21/2025 | 2025 YOTA Arena Turkey Classic | |
| 3214 | Michael Han | 49.75 | 9 | B Min | BB: 47.69 (+2.06s | 4.1%) | Mei\\\\\\'s Typhoons Swimming Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 3215 | Sourish Annam | 49.75 | 10 | B Min | BB: 47.69 (+2.06s | 4.1%) | Wave Aquatics | 01/24/2026 | 2026 PN WAVE Winter Invitational Approved | |
| 3216 | Gustavo Bedoya | 49.75 | 9 | B Min | BB: 47.69 (+2.06s | 4.1%) | All Star Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 3217 | Rasmus Andrews | 49.75 | 9 | B Min | BB: 47.69 (+2.06s | 4.1%) | Beast | 09/21/2024 | 2024 CO DGO Big Mountain Invite | |
| 3218 | Vincent Selestay | 49.76 | 10 | B Min | BB: 47.69 (+2.07s | 4.2%) | Herndon Aquatic Club | 01/17/2026 | PVS January Open 2026 PWCS | |
| 3219 | Braden Hussey | 49.76 | 10 | B Min | BB: 47.69 (+2.07s | 4.2%) | Bluefish Swim Club | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 3220 | DeMario Cruz-Webb | 49.76 | 9 | B Min | BB: 47.69 (+2.07s | 4.2%) | Saluki Swim Club | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 3221 | Tyler Liu | 49.77 | 8 | B Min | BB: 47.69 (+2.08s | 4.2%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 3222 | Theodore Gerber | 49.78 | 10 | B Min | BB: 47.69 (+2.09s | 4.2%) | Wave Aquatics | 12/06/2025 | 2025 PN Fall Divisionals, Division 3 WAVE | |
| 3223 | Andrew Hui | 49.78 | 10 | B Min | BB: 47.69 (+2.09s | 4.2%) | Patriot Swim Team | 11/22/2025 | 2025 MR QNS Protect Ya Turkey Neck Invite | |
| 3224 | Whitaker Scheerhorn | 49.78 | 10 | B Min | BB: 47.69 (+2.09s | 4.2%) | West Michigan Swimmers | 10/17/2025 | 2025 WMS Boo Bash | |
| 3225 | Bryce Davelaar | 49.78 | 10 | B Min | BB: 47.69 (+2.09s | 4.2%) | Unattached | 01/09/2026 | 2026 IA Midwest All Stars 09Jan2026 Midwestern | |
| 3226 | Aiden Killion | 49.78 | 10 | B Min | BB: 47.69 (+2.09s | 4.2%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 3227 | Grayson Bachkosky | 49.78 | 9 | B Min | BB: 47.69 (+2.09s | 4.2%) | Bgc-N. Westchester Marlins | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 3228 | Winston Mao | 49.78 | 10 | B Min | BB: 47.69 (+2.09s | 4.2%) | Life Time Swim Team - Central | 12/20/2025 | 2025 ST SASA Tis The Season | |
| 3229 | Quentin Zhou | 49.78 | 9 | B Min | BB: 47.69 (+2.09s | 4.2%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 3230 | Nan-Yi Yeh | 49.79 | 10 | B Min | BB: 47.69 (+2.10s | 4.2%) | Marlins Of Raleigh | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier Meet | |
| 3231 | Wesley Johnson | 49.79 | 10 | B Min | BB: 47.69 (+2.10s | 4.2%) | The Capitol Sea Devils | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 3232 | Bradley Mascio | 49.79 | 9 | B Min | BB: 47.69 (+2.10s | 4.2%) | Kissimmee Swim Association | 09/20/2025 | 2025 Heart Of Florida Swim Meet | |
| 3233 | Lior Zilber | 49.79 | 7 | B Min | BB: 47.69 (+2.10s | 4.2%) | Long Island Express | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 3234 | Andrew Pattison | 49.79 | 9 | B Min | BB: 47.69 (+2.10s | 4.2%) | Carolina Aquatic Team | 02/14/2026 | 2026 CAT Valentine Splash | |
| 3235 | Ethan Manning | 49.79 | 10 | B Min | BB: 47.69 (+2.10s | 4.2%) | Aces Swim Club | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 3236 | Endel Rist | 49.79 | 10 | B Min | BB: 47.69 (+2.10s | 4.2%) | Island Aquatics | 02/07/2026 | 2026 MAGSA A B SCY LAST CHANCE MEET | |
| 3237 | Edmund Lin | 49.79 | 9 | B Min | BB: 47.69 (+2.10s | 4.2%) | California Dolphins Swim Team | 09/27/2025 | PC LAC C B BB | |
| 3238 | Anders Mason | 49.79 | 10 | B Min | BB: 47.69 (+2.10s | 4.2%) | FireFish Swim Team | 12/07/2025 | 2025 NE SSC Dec Specialty | |
| 3239 | Yeonwoo Ju | 49.79 | 10 | B Min | BB: 47.69 (+2.10s | 4.2%) | Utica Shelby Swim Club | 01/16/2026 | 2026 Odd Age Classic | |
| 3240 | Matthew Weaver | 49.79 | 9 | B Min | BB: 47.69 (+2.10s | 4.2%) | Egra Waves | 10/17/2025 | 2025 WMS Boo Bash | |
| 3241 | Maxwell Hristov | 49.80 | 10 | B Min | BB: 47.69 (+2.11s | 4.2%) | YMCA of Greater Nashua Storm | 01/24/2026 | 2026 NE GYT Northern NE District | |
| 3242 | Hudson Jones | 49.80 | 10 | B Min | BB: 47.69 (+2.11s | 4.2%) | Marlins Of Raleigh | 10/24/2025 | 2025 MOR Kick Off | |
| 3243 | Lincoln Myers | 49.80 | 10 | B Min | BB: 47.69 (+2.11s | 4.2%) | Greater Orlando Aquatics Team | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 3244 | Gabriel Saldanha | 49.80 | 9 | B Min | BB: 47.69 (+2.11s | 4.2%) | Wasatch Front Fish Market | 12/04/2025 | 2025 Holiday Swim Festival | |
| 3245 | Henry Reed | 49.80 | 9 | B Min | BB: 47.69 (+2.11s | 4.2%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 3246 | Robert Mauldin | 49.80 | 9 | B Min | BB: 47.69 (+2.11s | 4.2%) | Eagle Swimming Association | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 3247 | Jude Pieper | 49.80 | 10 | B Min | BB: 47.69 (+2.11s | 4.2%) | Cysc Riptide | 01/31/2026 | 2026 MW App NYA January YMCA Meet | |
| 3248 | Jeremiah Dejos | 49.81 | 8 | B Min | BB: 47.69 (+2.12s | 4.3%) | High Performance Aquatic Club | 01/03/2026 | 2026 ST HPAC Last Chance Quaifier | |
| 3249 | Zai Russell | 49.81 | 9 | B Min | BB: 47.69 (+2.12s | 4.3%) | Sarasota Sharks | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 3250 | Ronan Connellan | 49.82 | 8 | B Min | BB: 47.69 (+2.13s | 4.3%) | Baylor Swim Club | 09/20/2025 | 2025 Fall Kickoff Classic Meet Copied | |
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.