USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2251 | Luca Desset | 50.67 | 10 | B Min | BB: 49.29 (+1.38s | 2.7%) | Unattached | 06/20/2025 | 72nd Annual Ted Walker Invitational | |
| 2252 | Alessandro Zanotti | 50.67 | 9 | B Min | BB: 49.29 (+1.38s | 2.7%) | Carmel Swim Club | 06/04/2026 | 98th Ohio Valley Championships 2026 | |
| 2253 | David Makarov | 50.69 | 8 | B Min | BB: 49.29 (+1.40s | 2.8%) | YMCA of South Florida | 05/22/2026 | 2026 Terrapin Invite | |
| 2254 | Kurt Goetze | 50.70 | 10 | B Min | BB: 49.29 (+1.41s | 2.8%) | Los Altos Mountain View Aquati | 05/16/2026 | 2026 DACA LC CBA+ | |
| 2255 | Garett Biberston | 50.70 | 9 | B Min | BB: 49.29 (+1.41s | 2.8%) | Winchester Swim Team | 06/05/2026 | HNVR Storm Surge 2026 | |
| 2256 | Shane Varian | 50.71 | 10 | B Min | BB: 49.29 (+1.42s | 2.8%) | Streamline Aquatics | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 2257 | Kai Boyd | 50.71 | 10 | B Min | BB: 49.29 (+1.42s | 2.8%) | Swim Florida | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 2258 | Trenton Schiefelbein | 50.71 | 10 | B Min | BB: 49.29 (+1.42s | 2.8%) | Central Minnesota Aquatics | 06/19/2026 | 2026 SD Aberdeen Summer High Point Swim Meet | |
| 2259 | William Shores | 50.72 | 9 | B Min | BB: 49.29 (+1.43s | 2.8%) | Huntsville Swim Association | 04/18/2026 | HSA April LC Meet | |
| 2260 | Hudson Nguyen | 50.72 | 9 | B Min | BB: 49.29 (+1.43s | 2.8%) | Kentucky Aquatics | 04/25/2026 | 2026 Triton Derby Swim Festival | |
| 2261 | Andrew Hitt | 50.72 | 10 | B Min | BB: 49.29 (+1.43s | 2.8%) | Life Time Oregon Swim Team | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 2262 | Fabian Aguirre Valero | 50.73 | 10 | B Min | BB: 49.29 (+1.44s | 2.8%) | Tigres Uanl | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
| 2263 | Edward Melly | 50.75 | 9 | B Min | BB: 49.29 (+1.46s | 2.9%) | Csp Tideriders | 06/26/2026 | 88th CSP Summer Invitational | |
| 2264 | Westley Berman | 50.76 | 10 | B Min | BB: 49.29 (+1.47s | 2.9%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 2265 | Abraham Polisuk | 50.77 | 10 | B Min | BB: 49.29 (+1.48s | 2.9%) | Gator Swim Club | 04/25/2025 | 14th Annual JAX50 Sprint Dual Challenge | |
| 2266 | Avyaan Wasuja | 50.78 | 10 | B Min | BB: 49.29 (+1.49s | 2.9%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 2267 | George Li | 50.78 | 8 | B Min | BB: 49.29 (+1.49s | 2.9%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 2268 | Nathaniel Chiang | 50.78 | 10 | B Min | BB: 49.29 (+1.49s | 2.9%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 2269 | Elliott Boswell | 50.78 | 10 | B Min | BB: 49.29 (+1.49s | 2.9%) | Escalate Aquatic Team | 06/20/2025 | 2025 ST AAAA NS George Block Invite | |
| 2270 | Nevaan Prabhu | 50.79 | 9 | B Min | BB: 49.29 (+1.50s | 3.0%) | Nova of Virginia | 04/17/2026 | NOVA Long Course Kick Off | |
| 2271 | Luke Song | 50.80 | 10 | B Min | BB: 49.29 (+1.51s | 3.0%) | Tri-city Channel Cats | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 2272 | Pax Vo | 50.80 | 9 | B Min | BB: 49.29 (+1.51s | 3.0%) | Germantown Swim Team | 05/29/2026 | 2026 Spring Invitational | |
| 2273 | Calder Pettersen | 50.81 | 9 | B Min | BB: 49.29 (+1.52s | 3.0%) | Cascade Swim Club | 09/20/2025 | 2025 PN CSC September Shakeout | |
| 2274 | Artem Kovalenko | 50.81 | 9 | B Min | BB: 49.29 (+1.52s | 3.0%) | Crimson Aquatics | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 2275 | Senge Laka | 50.81 | 9 | B Min | BB: 49.29 (+1.52s | 3.0%) | Cascadia Swimming | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 2276 | Linus Teufel | 50.82 | 10 | B Min | BB: 49.29 (+1.53s | 3.0%) | Florida West Coast Aquatics | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 2277 | Leonardo Torres Huchin | 50.83 | 9 | B Min | BB: 49.29 (+1.54s | 3.0%) | Colts | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 2278 | Logan Walker | 50.83 | 9 | B Min | BB: 49.29 (+1.54s | 3.0%) | Fort Collins Area Swim Team | 06/05/2026 | 2026 CO FAST June Bonanza Open | |
| 2279 | Benjamin Kimbrell | 50.84 | 10 | B Min | BB: 49.29 (+1.55s | 3.0%) | New Wave Swim Team | 05/15/2026 | 2026 TAC TITANS Spring Fling Meet | |
| 2280 | Graham Carroll | 50.85 | 9 | B Min | BB: 49.29 (+1.56s | 3.1%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 2281 | Gavin Svec | 50.85 | 10 | B Min | BB: 49.29 (+1.56s | 3.1%) | Lakeside Swim Team | 05/15/2026 | 2026 Triton Summer Launch | |
| 2282 | Micah Brown | 50.85 | 9 | B Min | BB: 49.29 (+1.56s | 3.1%) | MN Flyers Swim Team | 06/27/2026 | 2026 STAR Summer Splash Invite | |
| 2283 | Hongxiao Chen | 50.86 | 10 | B Min | BB: 49.29 (+1.57s | 3.1%) | Holyoke YMCA Vikings | 05/09/2026 | 2026 NE NSSC Specialty At Springfield College | |
| 2284 | Patrick Hanna | 50.87 | 9 | B Min | BB: 49.29 (+1.58s | 3.1%) | Team Vortex | 05/02/2026 | 2026 CO Longmont IMR IMX Adrenaline Gauntlet | |
| 2285 | Ricken Khanna | 50.87 | 9 | B Min | BB: 49.29 (+1.58s | 3.1%) | Catawba Valley Aquatic Club | 06/20/2026 | 2026 NCS QCD Long Course Invite | |
| 2286 | Damian Rodriguez Garcia | 50.87 | 8 | B Min | BB: 49.29 (+1.58s | 3.1%) | Tigres Uanl | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 2287 | Marko Tamburi | 50.87 | 10 | B Min | BB: 49.29 (+1.58s | 3.1%) | Star Aquatics | 05/15/2026 | 2026 EAC Memorial Invite | |
| 2288 | Kyle Hargenrader | 50.88 | 9 | B Min | BB: 49.29 (+1.59s | 3.1%) | Steel City Aquatics | 06/12/2025 | Holtrey Summer Classic | |
| 2289 | Roman Shabashov | 50.88 | 10 | B Min | BB: 49.29 (+1.59s | 3.1%) | Belmont Aquatic Team | 04/11/2026 | 2026 NE CS Season Opener | |
| 2290 | John Reilly | 50.88 | 10 | B Min | BB: 49.29 (+1.59s | 3.1%) | Lexington Dolphins | 04/25/2026 | 2026 Triton Derby Swim Festival | |
| 2291 | Bruno Rech | 50.89 | 8 | B Min | BB: 49.29 (+1.60s | 3.1%) | Lone Star Aquatic Club | 04/10/2026 | 2026 ST LSAC 6th Annual Atomic Fest | |
| 2292 | Samuel Gusev | 50.89 | 8 | B Min | BB: 49.29 (+1.60s | 3.1%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | |
| 2293 | Victor Secor | 50.89 | 9 | B Min | BB: 49.29 (+1.60s | 3.1%) | Orinda Aquatics | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 2294 | John Patane | 50.90 | 9 | B Min | BB: 49.29 (+1.61s | 3.2%) | Sonoma Sea Dragons | 06/12/2026 | Neptune Swimming June LC Meet | |
| 2295 | Ishaan Talluri | 50.91 | 10 | B Min | BB: 49.29 (+1.62s | 3.2%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 2296 | John Calhoun | 50.92 | 10 | B Min | BB: 49.29 (+1.63s | 3.2%) | Nova of Virginia | 05/17/2024 | Freedom Splash | |
| 2297 | William Marilla | 50.92 | 9 | B Min | BB: 49.29 (+1.63s | 3.2%) | Cca Marlins of Virginia | 05/01/2026 | 2026 HOKI May Day Invite Copied | |
| 2298 | Calvin Prosinski | 50.93 | 8 | B Min | BB: 49.29 (+1.64s | 3.2%) | Sporting Jax Aquatic Club | 05/22/2026 | EAJ Mayhem 2026 | |
| 2299 | Kai Zhou | 50.93 | 9 | B Min | BB: 49.29 (+1.64s | 3.2%) | Lakeside Swim Team | 05/15/2026 | 2026 Triton Summer Launch | |
| 2300 | Kyrie Liu | 50.94 | 9 | B Min | BB: 49.29 (+1.65s | 3.2%) | Charles River Aquatics | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | |
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.