USA Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 251 | Ethan Hartley | 34.05 | 10 | AA Min | AAA: 33.99 (+0.06s | 0.2%) | Quest Swimming | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 252 | Holten Lawrence | 34.06 | 10 | AA Min | AAA: 33.99 (+0.07s | 0.2%) | The Dalles Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 253 | Carson Swift | 34.06 | 10 | AA Min | AAA: 33.99 (+0.07s | 0.2%) | Nitro Swimming | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 254 | Isaac Dai | 34.06 | 9 | AA Min | AAA: 33.99 (+0.07s | 0.2%) | Mission Viejo Nadadores | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 255 | Konrad Struve | 34.07 | 10 | AA Min | AAA: 33.99 (+0.08s | 0.2%) | Astoria | 02/13/2026 | 2026 OR HS 4a 3 | |
| 256 | Pace Bui | 34.07 | 10 | AA Min | AAA: 33.99 (+0.08s | 0.2%) | Fog City Hammerheads | 03/20/2026 | SCY Spring Age Group Championships | |
| 257 | Griffin Ignash | 34.09 | 10 | AA Min | AAA: 33.99 (+0.10s | 0.3%) | Aquatic Team Of Mecklenburg | 03/06/2026 | Speedo Southern Premier | |
| 258 | Gabriel Nolan | 34.11 | 10 | AA Min | AAA: 33.99 (+0.12s | 0.4%) | Long Island Express | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 259 | Jayden Yuen | 34.11 | 10 | AA Min | AAA: 33.99 (+0.12s | 0.4%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 260 | Elliott Ganancial | 34.12 | 10 | AA Min | AAA: 33.99 (+0.13s | 0.4%) | Aloha Aquatics Association | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 261 | Jackson Volpe | 34.12 | 10 | AA Min | AAA: 33.99 (+0.13s | 0.4%) | Lake Erie Silver Dolphins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 262 | Nicholas Liu | 34.20 | 10 | AA Min | AAA: 33.99 (+0.21s | 0.6%) | Alto Swim Club | 03/20/2026 | SCY Spring Age Group Championships | |
| 263 | Grant Zimmermann | 34.20 | 10 | AA Min | AAA: 33.99 (+0.21s | 0.6%) | YMCA of the Triangle Area Swim | 03/19/2026 | 2026 USRY Short Course Champs | |
| 264 | Lev Petrovskii | 34.21 | 9 | AA Min | AAA: 33.99 (+0.22s | 0.6%) | Swim Fort Lauderdale | 12/05/2025 | 2025 FG Holiday Champ | |
| 265 | Samuel Fuetsch | 34.23 | 9 | AA Min | AAA: 33.99 (+0.24s | 0.7%) | Tac Titans | 03/19/2026 | 2026 NC TAC ESSZ Age Group Sectionals | |
| 266 | Arick Eisler | 34.23 | 9 | AA Min | AAA: 33.99 (+0.24s | 0.7%) | Tac Titans | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 267 | Sebastian Horn-Rios | 34.29 | 10 | AA Min | AAA: 33.99 (+0.30s | 0.9%) | T2 Aquatics | 02/07/2026 | 2026 GCST WINTER OPEN | |
| 268 | Andy Wang | 34.32 | 10 | AA Min | AAA: 33.99 (+0.33s | 1.0%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 269 | Eliott Jackson | 34.34 | 10 | AA Min | AAA: 33.99 (+0.35s | 1.0%) | Team Eugene Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 270 | Gavin Earhart | 34.35 | 10 | AA Min | AAA: 33.99 (+0.36s | 1.0%) | Mason Manta Rays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 271 | Jaezyn Magnaye | 34.37 | 10 | AA Min | AAA: 33.99 (+0.38s | 1.1%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 272 | Theodore Teng | 34.38 | 8 | AA Min | AAA: 33.99 (+0.39s | 1.1%) | Stamford Sailfish Aquatic Club | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 273 | Asher Mormino | 34.38 | 10 | AA Min | AAA: 33.99 (+0.39s | 1.1%) | Bend Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 274 | Logan Bratu | 34.39 | 10 | AA Min | AAA: 33.99 (+0.40s | 1.2%) | Asphalt Green Unified Aquatics | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 275 | Cavan Clark | 34.39 | 10 | AA Min | AAA: 33.99 (+0.40s | 1.2%) | Uncle Sam Swim Team | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | |
| 276 | Abner Acevedo Trujillo | 34.39 | 10 | AA Min | AAA: 33.99 (+0.40s | 1.2%) | David Douglas | 02/13/2026 | 2026 OR HS 6A 4 | |
| 277 | Evan Neary | 34.39 | 10 | AA Min | AAA: 33.99 (+0.40s | 1.2%) | Mecklenburg Swim Association | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 278 | Gavin Mahrous | 34.41 | 9 | AA Min | AAA: 33.99 (+0.42s | 1.2%) | Sioux Falls Swim Team | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 279 | Davis King | 34.41 | 9 | AA Min | AAA: 33.99 (+0.42s | 1.2%) | Tac Titans | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 280 | Rehn Banhos | 34.41 | 10 | AA Min | AAA: 33.99 (+0.42s | 1.2%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 281 | Sebastian Saade | 34.42 | 10 | AA Min | AAA: 33.99 (+0.43s | 1.2%) | Los Angeles Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 282 | William Trueman | 34.43 | 10 | AA Min | AAA: 33.99 (+0.44s | 1.3%) | CAC Stingrays Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 283 | Marcus Lin | 34.43 | 9 | AA Min | AAA: 33.99 (+0.44s | 1.3%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 284 | Matthew Baird | 34.44 | 10 | AA Min | AAA: 33.99 (+0.45s | 1.3%) | Atlantis Swimming | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 285 | George Kennedy | 34.45 | 8 | AA Min | AAA: 33.99 (+0.46s | 1.3%) | SwimRVA | 12/11/2025 | 2025 East Coast WinterFest | |
| 286 | Ryan Wang | 34.46 | 9 | AA Min | AAA: 33.99 (+0.47s | 1.4%) | Stamford Sailfish Aquatic Club | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 287 | Peter Rechenmacher | 34.47 | 10 | AA Min | AAA: 33.99 (+0.48s | 1.4%) | Hudsons Bay | 02/15/2025 | Boys District IV 2A Champs 2025 | |
| 288 | Jasper Albers | 34.49 | 10 | AA Min | AAA: 33.99 (+0.50s | 1.4%) | Mason Makos Swim Team | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 289 | Calvin Offutt | 34.50 | 10 | AA Min | AAA: 33.99 (+0.51s | 1.5%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 290 | Reid Kessel | 34.52 | 10 | AA Min | AAA: 33.99 (+0.53s | 1.5%) | 757swim | 01/09/2026 | 2026 757swim Splash And Dash | |
| 291 | Russell Choy | 34.52 | 10 | AA Min | AAA: 33.99 (+0.53s | 1.5%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 292 | Luke VanWoerkom | 34.56 | 10 | AA Min | AAA: 33.99 (+0.57s | 1.6%) | Byron Center Aquatics | 11/15/2025 | 2025 GR Gales Of November Open Invitational | |
| 293 | Coleman McCheyne | 34.56 | 10 | AA Min | AAA: 33.99 (+0.57s | 1.6%) | Aquatic Team Of Mecklenburg | 03/20/2026 | 2026 BRSL Championships | |
| 294 | Summit Bergman | 34.57 | 10 | AA Min | AAA: 33.99 (+0.58s | 1.7%) | Life Time Southeast | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 295 | Benjamin Balmaceda | 34.57 | 10 | AA Min | AAA: 33.99 (+0.58s | 1.7%) | Unattached | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 296 | Tristan MA | 34.58 | 10 | AA Min | AAA: 33.99 (+0.59s | 1.7%) | Twisters Swim Club | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 297 | Seth Snyder | 34.58 | 10 | AA Min | AAA: 33.99 (+0.59s | 1.7%) | Lynchburg YMCA Swim Team | 03/19/2026 | 2026 USRY Short Course Champs | |
| 298 | Brian Isayas | 34.60 | 10 | AA Min | AAA: 33.99 (+0.61s | 1.8%) | Macedonia Manta Rays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 299 | Ziqian Liu | 34.61 | 9 | AA Min | AAA: 33.99 (+0.62s | 1.8%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 300 | Kevin Gharib | 34.61 | 10 | AA Min | AAA: 33.99 (+0.62s | 1.8%) | Team Swim Los Angeles | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
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.