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 | William Limmer | 34.34 | 11 | AA Min | AAA: 33.99 (+0.35s | 1.0%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | |
| 252 | Thomas Sayer | 34.34 | 9 | AA Min | AAA: 33.99 (+0.35s | 1.0%) | Foxjets Swim Team | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 253 | Walker Lewis | 34.34 | 9 | AA Min | AAA: 33.99 (+0.35s | 1.0%) | Excel Aquatics | 12/05/2025 | 2025 Beaman Toyota Meet Of Champs | |
| 254 | Martin Decotigny | 34.35 | 10 | AA Min | AAA: 33.99 (+0.36s | 1.0%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 255 | Samuel Fuetsch | 34.37 | 9 | AA Min | AAA: 33.99 (+0.38s | 1.1%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 256 | David Goldenberg | 34.37 | 10 | AA Min | AAA: 33.99 (+0.38s | 1.1%) | Bellevue Club Swim Team | 12/12/2025 | 2025 PN 14 Under Short Course Champs APPROVED | |
| 257 | Jason Feng | 34.38 | 10 | AA Min | AAA: 33.99 (+0.39s | 1.1%) | Boys & Girls Club of SF | 12/12/2025 | Winter SC Age Group Championships | |
| 258 | Boone Wheatley | 34.38 | 10 | AA Min | AAA: 33.99 (+0.39s | 1.1%) | SwimMAC Carolina | 01/23/2026 | 2026 NC SwimMAC Battle Of The Crown | |
| 259 | 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 | |
| 260 | Adrian Tu | 34.38 | 10 | AA Min | AAA: 33.99 (+0.39s | 1.1%) | Walnut Creek Aquabears | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 261 | 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 | |
| 262 | 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 | |
| 263 | Jason Korajkic | 34.39 | 10 | AA Min | AAA: 33.99 (+0.40s | 1.2%) | Walnut Creek Aquabears | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 264 | Sebastien Gallant | 34.40 | 10 | AA Min | AAA: 33.99 (+0.41s | 1.2%) | Tuna Swim Club | 11/22/2025 | 2025 MN HTSC Harvest Classic | |
| 265 | Rory Cullen | 34.40 | 10 | AA Min | AAA: 33.99 (+0.41s | 1.2%) | Sarasota Sharks | 12/05/2025 | 2025 Speedo Gator Holiday Classic | |
| 266 | Ian Mastoridis | 34.40 | 10 | AA Min | AAA: 33.99 (+0.41s | 1.2%) | Slo Swim Club Seahawks | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 267 | Preston Tran | 34.41 | 10 | AA Min | AAA: 33.99 (+0.42s | 1.2%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 268 | Andrew Lin | 34.42 | 10 | AA Min | AAA: 33.99 (+0.43s | 1.2%) | Bellevue Club Swim Team | 12/12/2025 | 2025 PN 14 Under Short Course Champs APPROVED | |
| 269 | 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 | |
| 270 | Declan Benton | 34.43 | 10 | AA Min | AAA: 33.99 (+0.44s | 1.3%) | Sawtooth Aquatic Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 271 | Lucas Guo | 34.43 | 10 | AA Min | AAA: 33.99 (+0.44s | 1.3%) | Santa Clara Swim Club | 12/12/2025 | Winter SC Age Group Championships | |
| 272 | Parker Warren | 34.43 | 10 | AA Min | AAA: 33.99 (+0.44s | 1.3%) | Southwest Stars Swim Club | 12/05/2025 | 2025 Speedo Gator Holiday Classic | |
| 273 | Arick Eisler | 34.43 | 8 | AA Min | AAA: 33.99 (+0.44s | 1.3%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 274 | Bennett Dunbar | 34.44 | 10 | AA Min | AAA: 33.99 (+0.45s | 1.3%) | Club Wolverine | 01/16/2026 | SLA Arctic Blast 2026 | |
| 275 | Theodore Zawada | 34.44 | 11 | AA Min | AAA: 33.99 (+0.45s | 1.3%) | Legacy Aquatics | 01/30/2026 | 2026 NE GS Silver Championships | |
| 276 | George Kennedy | 34.45 | 8 | AA Min | AAA: 33.99 (+0.46s | 1.3%) | SwimRVA | 12/11/2025 | 2025 East Coast WinterFest | |
| 277 | Evan Neary | 34.46 | 10 | AA Min | AAA: 33.99 (+0.47s | 1.4%) | Mecklenburg Swim Association | 12/05/2025 | ATOM Winter Invite 2025 | |
| 278 | 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 | |
| 279 | Darren Schmidt | 34.46 | 10 | AA Min | AAA: 33.99 (+0.47s | 1.4%) | Riptide Swim Team | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 280 | Michael Navarro | 34.47 | 10 | AA Min | AAA: 33.99 (+0.48s | 1.4%) | Swim Fort Lauderdale | 01/23/2026 | SPEEDO CUP CLOSED INVITE Copied | |
| 281 | Mason Dodd | 34.47 | 10 | AA Min | AAA: 33.99 (+0.48s | 1.4%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 282 | Peter Rechenmacher | 34.47 | 9 | AA Min | AAA: 33.99 (+0.48s | 1.4%) | Hudsons Bay | 02/15/2025 | Boys District IV 2A Champs 2025 | |
| 283 | Jack Greenwood | 34.50 | 10 | AA Min | AAA: 33.99 (+0.51s | 1.5%) | Cavalier Aquatics/Piedmont Fam | 01/31/2026 | LY Vs CA Y January Dual | |
| 284 | 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 | |
| 285 | Ian Jung | 34.50 | 10 | AA Min | AAA: 33.99 (+0.51s | 1.5%) | Razorback Aquatic Club Aquahaw | 12/05/2025 | 2025 Beaman Toyota Meet Of Champs | |
| 286 | Enrique Guajardo | 34.51 | 10 | AA Min | AAA: 33.99 (+0.52s | 1.5%) | EL Paso Border Land Swim Team | 12/19/2025 | 2025 BD Leo Cancellare Memorial Swim Meet | |
| 287 | Reid Kessel | 34.52 | 9 | AA Min | AAA: 33.99 (+0.53s | 1.5%) | 757swim | 01/09/2026 | 2026 757swim Splash And Dash | |
| 288 | 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 | |
| 289 | Lucas Jiang | 34.53 | 10 | AA Min | AAA: 33.99 (+0.54s | 1.6%) | Quicksilver Swimming | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 290 | Isaac Dai | 34.55 | 9 | AA Min | AAA: 33.99 (+0.56s | 1.6%) | Mission Viejo Nadadores | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 291 | Luke VanWoerkom | 34.56 | 9 | AA Min | AAA: 33.99 (+0.57s | 1.6%) | Byron Center Aquatics | 11/15/2025 | 2025 GR Gales Of November Open Invitational | |
| 292 | Tyson Wager | 34.56 | 10 | AA Min | AAA: 33.99 (+0.57s | 1.6%) | Machine Aquatics | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 293 | 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 | |
| 294 | Benjamin Balmaceda | 34.57 | 10 | AA Min | AAA: 33.99 (+0.58s | 1.7%) | Unattached | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 295 | Shunsuke Suzuki | 34.57 | 10 | AA Min | AAA: 33.99 (+0.58s | 1.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 296 | Riaan Patel | 34.57 | 10 | AA Min | AAA: 33.99 (+0.58s | 1.7%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/13/2026 | 2026 Showdown In Motown | |
| 297 | Leo Morrissey | 34.60 | 10 | AA Min | AAA: 33.99 (+0.61s | 1.8%) | Tide Swimming | 10/10/2025 | 2025 TIDE Atlantic Coast Clash Copied | |
| 298 | Eliott Jackson | 34.60 | 9 | AA Min | AAA: 33.99 (+0.61s | 1.8%) | Team Eugene Aquatics | 12/12/2025 | 2025 TEAM Winter Invitational | |
| 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 | Ethan Canlas | 34.61 | 10 | AA Min | AAA: 33.99 (+0.62s | 1.8%) | Rio-Green | 01/24/2026 | 2026 SCS Swim Festival | |
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.