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 | |
|---|---|---|---|---|---|---|---|---|---|
| 401 | Calvin Larkin | 41.38 | 9 | A Min | AA: 40.19 (+1.19s | 2.9%) | Bend Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 402 | James Wright | 41.38 | 10 | A Min | AA: 40.19 (+1.19s | 2.9%) | Club Talon | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 403 | Tanner Sagen | 41.39 | 10 | A Min | AA: 40.19 (+1.20s | 2.9%) | Enfinity Aquatic Club | 02/13/2026 | 2026 TYDE Be My Valentine Meet | |
| 404 | Everett Vollmer | 41.39 | 10 | A Min | AA: 40.19 (+1.20s | 2.9%) | Egra Waves | 12/05/2025 | EGRA 2025 Winter Washout | |
| 405 | Robert Richards | 41.40 | 10 | A Min | AA: 40.19 (+1.21s | 2.9%) | Bolles School Sharks | 01/16/2026 | 2026 Pentathlon | |
| 406 | Hunter Atkins | 41.41 | 10 | A Min | AA: 40.19 (+1.22s | 2.9%) | Palo Alto Stanford Aquatics | 03/20/2026 | SCY Spring Age Group Championships | |
| 407 | Nicolas Bodnar | 41.42 | 8 | A Min | AA: 40.19 (+1.23s | 3.0%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 408 | Ethen Roden | 41.43 | 10 | A Min | AA: 40.19 (+1.24s | 3.0%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 409 | Parker Sam | 41.43 | 10 | A Min | AA: 40.19 (+1.24s | 3.0%) | Utica Shelby Swim Club | 02/27/2026 | 2026 Junior Cup | |
| 410 | Caleb Shepler | 41.43 | 9 | A Min | AA: 40.19 (+1.24s | 3.0%) | Motor City Aquatics | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 411 | Anthony Ma | 41.43 | 10 | A Min | AA: 40.19 (+1.24s | 3.0%) | Cottonwood Heights Aquatics | 12/13/2025 | 2025 UTAH Winter Classic | |
| 412 | Ivan Bondar | 41.43 | 10 | A Min | AA: 40.19 (+1.24s | 3.0%) | Matchpoint Nyc | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 413 | Max Frankel | 41.45 | 10 | A Min | AA: 40.19 (+1.26s | 3.0%) | SwimRight Team | 06/06/2026 | NMST June Invite 26 | |
| 414 | Eric Zeng | 41.46 | 9 | A Min | AA: 40.19 (+1.27s | 3.1%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 415 | Avery Gropp | 41.47 | 10 | A Min | AA: 40.19 (+1.28s | 3.1%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 416 | Fletcher Baral | 41.47 | 10 | A Min | AA: 40.19 (+1.28s | 3.1%) | Saint Andrew\\\\\\'s Aquatics | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 417 | Bosco Sung | 41.48 | 5 | A Min | AA: 40.19 (+1.29s | 3.1%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 418 | Sinan Ozgur | 41.49 | 10 | A Min | AA: 40.19 (+1.30s | 3.1%) | Pleasanton Seahawks | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 419 | Justus McConnell | 41.51 | 9 | A Min | AA: 40.19 (+1.32s | 3.2%) | Wilmington Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 420 | Julian Phillips | 41.51 | 10 | A Min | AA: 40.19 (+1.32s | 3.2%) | Quicksilver Swimming | 03/20/2026 | SCY Spring Age Group Championships | |
| 421 | Vincent McAndrews | 41.52 | 10 | A Min | AA: 40.19 (+1.33s | 3.2%) | Saint Andrew\\\\\\'s Aquatics | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 422 | Graham Rothwell | 41.53 | 10 | A Min | AA: 40.19 (+1.34s | 3.2%) | San Gabriel Aquatics | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 423 | Devin Song | 41.53 | 9 | A Min | AA: 40.19 (+1.34s | 3.2%) | Rose Bowl Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 424 | Oliver Pearce | 41.55 | 10 | A Min | AA: 40.19 (+1.36s | 3.3%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 425 | Ludwik Pawelski | 41.56 | 9 | A Min | AA: 40.19 (+1.37s | 3.3%) | Sparks Piranhas Swim Team | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 426 | Tyler Kautz | 41.57 | 8 | A Min | AA: 40.19 (+1.38s | 3.3%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 427 | Yihong Xiang | 41.57 | 10 | A Min | AA: 40.19 (+1.38s | 3.3%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 428 | William Sun | 41.58 | 10 | A Min | AA: 40.19 (+1.39s | 3.3%) | Coast Gaurd Blue Dolphins | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 429 | Max Ong | 41.59 | 10 | A Min | AA: 40.19 (+1.40s | 3.4%) | Pacific Swim | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 430 | Landon Gura | 41.60 | 10 | A Min | AA: 40.19 (+1.41s | 3.4%) | North Coast Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 431 | Liam Bundick | 41.61 | 10 | A Min | AA: 40.19 (+1.42s | 3.4%) | Alamo Area Aquatic Association | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 432 | Sawyer Heath | 41.61 | 10 | A Min | AA: 40.19 (+1.42s | 3.4%) | Greensboro Community YMCA | 03/19/2026 | 2026 USRY Short Course Champs | |
| 433 | Darren Xue | 41.62 | 10 | B Min | BB: 40.09 (+1.53s | 3.7%) | Lone Star Aquatic Club | 06/16/2026 | 2026 ST AQTX TNR 6162026 | |
| 434 | Elon Amrani | 41.63 | 10 | A Min | AA: 40.19 (+1.44s | 3.5%) | Staten Island Aquatics Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 435 | Samuel Fuetsch | 41.63 | 9 | A Min | AA: 40.19 (+1.44s | 3.5%) | Tac Titans | 03/24/2026 | 2026 TAC TITANS March Intrasquad Meet | |
| 436 | Duke Layco | 41.63 | 10 | A Min | AA: 40.19 (+1.44s | 3.5%) | Hawaii Swimming Club | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 437 | Adelynn Spurlin | 41.64 | 10 | A Min | AA: 40.19 (+1.45s | 3.5%) | North Jeffco Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 438 | Matteo Sacrafamilia | 41.64 | 10 | A Min | AA: 40.19 (+1.45s | 3.5%) | Sailfish | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 439 | Paul Yu | 41.64 | 10 | A Min | AA: 40.19 (+1.45s | 3.5%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 440 | Henri Simard | 41.64 | 10 | A Min | AA: 40.19 (+1.45s | 3.5%) | Swim Florida | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 441 | Tyler Zhu | 41.64 | 10 | A Min | AA: 40.19 (+1.45s | 3.5%) | Arctic Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 442 | Mack Maiser | 41.65 | 10 | A Min | AA: 40.19 (+1.46s | 3.5%) | Edina Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 443 | Declan Nangoy | 41.65 | 10 | A Min | AA: 40.19 (+1.46s | 3.5%) | Utica Shelby Swim Club | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 444 | AJ Li | 41.65 | 9 | A Min | AA: 40.19 (+1.46s | 3.5%) | Crimson Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 445 | Alonso Andrade | 41.65 | 10 | A Min | AA: 40.19 (+1.46s | 3.5%) | EL Paso Border Land Swim Team | 02/27/2026 | 2026 BD SCY Border Champs | |
| 446 | Parker Sampson | 41.65 | 10 | A Min | AA: 40.19 (+1.46s | 3.5%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 447 | Elliott Ganancial | 41.66 | 10 | A Min | AA: 40.19 (+1.47s | 3.5%) | Aloha Aquatics Association | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 448 | Brian Yu | 41.67 | 10 | A Min | AA: 40.19 (+1.48s | 3.6%) | Dare Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 449 | William Martzke | 41.68 | 10 | A Min | AA: 40.19 (+1.49s | 3.6%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/31/2026 | 2026 Guppy Bowl | |
| 450 | Austin Xue | 41.68 | 9 | A Min | AA: 40.19 (+1.49s | 3.6%) | Waterloo Swimming | 01/09/2026 | 2026 ST TXLA New Year S Classic Invite | |
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.