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 | |
|---|---|---|---|---|---|---|---|---|---|
| 351 | Maximo De la Piedra | 34.98 | 11 | AA Min | AAA: 33.99 (+0.99s | 2.8%) | Northern Dutchess Aquatic Club | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | |
| 352 | Edison Smink | 34.99 | 10 | AA Min | AAA: 33.99 (+1.00s | 2.9%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 353 | Carter Bertsche | 35.00 | 10 | AA Min | AAA: 33.99 (+1.01s | 2.9%) | Nova of Virginia | 01/16/2026 | GSA January Jump Start 2026 | |
| 354 | Syrus Tracey | 35.00 | 10 | AA Min | AAA: 33.99 (+1.01s | 2.9%) | Lynchburg YMCA Swim Team | 01/31/2026 | LY Vs CA Y January Dual | |
| 355 | Ralph Haman | 35.01 | 10 | AA Min | AAA: 33.99 (+1.02s | 2.9%) | Tennessee Aquatics | 01/16/2026 | 2026 TNAQ JANUARY INVITATIONAL | |
| 356 | Mack Cooper | 35.02 | 10 | AA Min | AAA: 33.99 (+1.03s | 2.9%) | Grosse Pointe Gators | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 357 | Rafael Parlato | 35.05 | 10 | AA Min | AAA: 33.99 (+1.06s | 3.0%) | Fenix Swim Club | 12/11/2025 | 35th Annual Winter Championships | |
| 358 | Ken Lee | 35.05 | 10 | AA Min | AAA: 33.99 (+1.06s | 3.0%) | Jersey Flyers Aquatic Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 359 | Benjamin Bailey | 35.06 | 10 | AA Min | AAA: 33.99 (+1.07s | 3.1%) | Raleigh Swimming Association | 02/12/2026 | 2026 RSA Cupid Cuts | |
| 360 | Hugo Linowski | 35.07 | 10 | AA Min | AAA: 33.99 (+1.08s | 3.1%) | Olympic Cascade Aquatics | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 361 | Ryan Mouris | 35.07 | 10 | AA Min | AAA: 33.99 (+1.08s | 3.1%) | Middies Wave Ryders | 10/10/2025 | 2025 MR YMID Fall Festival Invitational | |
| 362 | Aidan Stringer | 35.09 | 10 | AA Min | AAA: 33.99 (+1.10s | 3.1%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 363 | Brantley Harris | 35.09 | 10 | AA Min | AAA: 33.99 (+1.10s | 3.1%) | Tide Swimming | 01/09/2026 | 2026 757swim Splash And Dash | |
| 364 | Charles Miller | 35.10 | 10 | AA Min | AAA: 33.99 (+1.11s | 3.2%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 365 | Leo Zhang | 35.10 | 10 | AA Min | AAA: 33.99 (+1.11s | 3.2%) | Bayside Branch YMCA | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 366 | Matthew Dormsjo | 35.12 | 10 | AA Min | AAA: 33.99 (+1.13s | 3.2%) | SwimMAC Carolina | 01/23/2026 | 2026 NC SwimMAC Battle Of The Crown | |
| 367 | Alexander Fang | 35.12 | 10 | AA Min | AAA: 33.99 (+1.13s | 3.2%) | Reno Aquatic Club | 12/12/2025 | Winter SC Age Group Championships | |
| 368 | Yifeng Feng | 35.12 | 11 | AA Min | AAA: 33.99 (+1.13s | 3.2%) | Charles River Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 369 | Charlie Lockett | 35.13 | 9 | AA Min | AAA: 33.99 (+1.14s | 3.2%) | Nitro Swimming | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 370 | Ruslan Kondratenok | 35.13 | 10 | AA Min | AAA: 33.99 (+1.14s | 3.2%) | Charles River Aquatics | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 371 | Samuel Fuerstneau | 35.14 | 9 | AA Min | AAA: 33.99 (+1.15s | 3.3%) | Edina Swim Club | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 372 | Steve Guo | 35.14 | 10 | AA Min | AAA: 33.99 (+1.15s | 3.3%) | Tac Titans | 12/19/2025 | 2025 TAC TITANS Jingle Bells Meet | |
| 373 | James Williams | 35.14 | 10 | AA Min | AAA: 33.99 (+1.15s | 3.3%) | Eagle Swim Team Inc. | 10/18/2025 | 2025 Fox Fall Invitational 1 Copied | |
| 374 | Mason Bailey | 35.15 | 10 | AA Min | AAA: 33.99 (+1.16s | 3.3%) | SwimRVA | 12/11/2025 | 2025 East Coast WinterFest | |
| 375 | Ethan Han | 35.15 | 10 | AA Min | AAA: 33.99 (+1.16s | 3.3%) | South East Metro Sharks | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 376 | Clark Soucie | 35.15 | 11 | AA Min | AAA: 33.99 (+1.16s | 3.3%) | Riverview Buccaneers Swim Team | 02/13/2026 | 2026 Showdown In Motown | |
| 377 | Gleb Nikishin | 35.15 | 9 | AA Min | AAA: 33.99 (+1.16s | 3.3%) | SwimRight Team | 11/01/2025 | Piranhas Turkey Classic 2025 | |
| 378 | Graham Messink | 35.15 | 10 | AA Min | AAA: 33.99 (+1.16s | 3.3%) | Egra Waves | 02/14/2026 | 2026 WMSL Winter A Championship | |
| 379 | Kevin Wang | 35.17 | 10 | AA Min | AAA: 33.99 (+1.18s | 3.4%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 380 | Eli Hu | 35.18 | 10 | AA Min | AAA: 33.99 (+1.19s | 3.4%) | Mission Viejo Nadadores | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 381 | Greyson Sanchez | 35.19 | 10 | AA Min | AAA: 33.99 (+1.20s | 3.4%) | Long Island Aquatic Club | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 382 | Theodore Greene | 35.19 | 10 | AA Min | AAA: 33.99 (+1.20s | 3.4%) | Marlins Of Raleigh | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 383 | Seth Snyder | 35.19 | 10 | AA Min | AAA: 33.99 (+1.20s | 3.4%) | Lynchburg YMCA Swim Team | 01/31/2026 | LY Vs CA Y January Dual | |
| 384 | Coen Mangum | 35.20 | 10 | AA Min | AAA: 33.99 (+1.21s | 3.4%) | Annapolis Swim Club | 11/07/2025 | 2025 Marlins Invitational | |
| 385 | Max Be | 35.22 | 10 | AA Min | AAA: 33.99 (+1.23s | 3.5%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 386 | Benjamin Clark | 35.22 | 10 | AA Min | AAA: 33.99 (+1.23s | 3.5%) | YMCA Fairfax County Reston | 11/01/2025 | 2025 Fox Fall Invitational 2 | |
| 387 | Alexander Evans | 35.23 | 10 | AA Min | AAA: 33.99 (+1.24s | 3.5%) | Ensworth Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 388 | Benjamin Wasilewski | 35.23 | 10 | AA Min | AAA: 33.99 (+1.24s | 3.5%) | The St. James Swim Club | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 389 | Miles Lee | 35.24 | 9 | AA Min | AAA: 33.99 (+1.25s | 3.5%) | New Wave Swim Team | 12/13/2025 | 2025 Ugly Sweater Meet | |
| 390 | Landon Chavez | 35.24 | 10 | AA Min | AAA: 33.99 (+1.25s | 3.5%) | Old Dominion Aquatic Club | 01/09/2026 | 2026 757swim Splash And Dash | |
| 391 | Gavin Mahrous | 35.25 | 9 | AA Min | AAA: 33.99 (+1.26s | 3.6%) | Sioux Falls Swim Team | 01/23/2026 | SFST SD 2026 January Invite | |
| 392 | Leonardo Mora Carrillo | 35.25 | 10 | AA Min | AAA: 33.99 (+1.26s | 3.6%) | Blue Marlins Aquatic Club | 01/23/2026 | BLOOMIN FAST SWIM MEET | |
| 393 | Kian Sotomayor | 35.25 | 10 | AA Min | AAA: 33.99 (+1.26s | 3.6%) | Rose Bowl Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 394 | Emmett Adams | 35.27 | 10 | AA Min | AAA: 33.99 (+1.28s | 3.6%) | Reno Aquatic Club | 12/12/2025 | Winter SC Age Group Championships | |
| 395 | Shaler Berry | 35.27 | 9 | AA Min | AAA: 33.99 (+1.28s | 3.6%) | Heartland Swim Assoc | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 396 | Ethan Kirilyuk | 35.28 | 10 | AA Min | AAA: 33.99 (+1.29s | 3.7%) | Life Time Northern California | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 397 | Brooks Fraser | 35.28 | 9 | AA Min | AAA: 33.99 (+1.29s | 3.7%) | Aquawolves Swimming | 01/17/2025 | 2025 CO CUDA Classic | |
| 398 | Deren Chai | 35.28 | 10 | AA Min | AAA: 33.99 (+1.29s | 3.7%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 399 | Silas Sebera | 35.28 | 9 | AA Min | AAA: 33.99 (+1.29s | 3.7%) | Nova of Virginia | 12/05/2025 | 2025 757swim Grand Illumination | |
| 400 | Jacob Hood | 35.28 | 9 | AA Min | AAA: 33.99 (+1.29s | 3.7%) | Sailfish | 10/10/2025 | 2025 ST LSAC 6th Annual Gnarfest | |
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.