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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4451 | Colton Graves | 46.18 | 9 | B Min | BB: 42.89 (+3.29s | 7.1%) | Gulf Coast Swim Team | 02/08/2025 | 2025 GCST WINTER INVITE | |
| 4452 | Daniel Blyakherov | 46.18 | 9 | B Min | BB: 42.89 (+3.29s | 7.1%) | Staten Island Aquatics Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 4453 | Finley Lahre | 46.18 | 7 | B Min | BB: 42.89 (+3.29s | 7.1%) | Bgc-N. Westchester Marlins | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 4454 | James Sollog | 46.18 | 9 | B Min | BB: 42.89 (+3.29s | 7.1%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 4455 | Nathaniel Min | 46.18 | 10 | B Min | BB: 42.89 (+3.29s | 7.1%) | California Dolphins Swim Team | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 4456 | Ethan Gao | 46.18 | 10 | B Min | BB: 42.89 (+3.29s | 7.1%) | California Dolphins Swim Team | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 4457 | Satvik Joshi | 46.18 | 8 | B Min | BB: 42.89 (+3.29s | 7.1%) | Mason Manta Rays | 10/23/2026 | 2026 CLPR Halloween Meet | |
| 4458 | James Kowen | 46.19 | 9 | B Min | BB: 42.89 (+3.30s | 7.1%) | Punahou Aquatics Institute | 10/25/2025 | 2025 HI 25th Annual Bill Smith Invitational | |
| 4459 | Harlan Ross | 46.19 | 9 | B Min | BB: 42.89 (+3.30s | 7.1%) | Sarpy County Swim Club | 01/15/2026 | BLCK SCSC ACE Dual | |
| 4460 | Grayson Cadwallader | 46.19 | 10 | B Min | BB: 42.89 (+3.30s | 7.1%) | YMCA of the Triangle Area Swim | 12/05/2025 | 2025 TYDE Winter Championship | |
| 4461 | Aaron Perdon | 46.19 | 9 | B Min | BB: 42.89 (+3.30s | 7.1%) | Tidal Wave Swim Team | 02/21/2026 | CAT 12 Under Silver Bronze Champs Region A | |
| 4462 | Sebastian Morrell | 46.19 | 9 | B Min | BB: 42.89 (+3.30s | 7.1%) | Sporting Jax Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 4463 | Alex Kazmierczak | 46.20 | 10 | B Min | BB: 42.89 (+3.31s | 7.2%) | Rapids Area YMCA | 12/13/2025 | 2025 Holiday Cup | |
| 4464 | Grady Stines | 46.20 | 9 | B Min | BB: 42.89 (+3.31s | 7.2%) | Raleigh Swimming Association | 10/24/2025 | 2025 CAT Trick Or Treat Meet | |
| 4465 | Ateru Yonezawa | 46.20 | 9 | B Min | BB: 42.89 (+3.31s | 7.2%) | Central Queens Ym-Ywha | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 4466 | Hunter Ringwood | 46.20 | 8 | B Min | BB: 42.89 (+3.31s | 7.2%) | The Capitol Sea Devils | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 4467 | Sam Ventura | 46.20 | 9 | B Min | BB: 42.89 (+3.31s | 7.2%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 4468 | Charles Fikhman | 46.20 | 10 | B Min | BB: 42.89 (+3.31s | 7.2%) | Pacific Swim | 07/10/2026 | 2026 SI SBA All Ages Last Chance Meet | |
| 4469 | Everett Crawford | 46.20 | 9 | B Min | BB: 42.89 (+3.31s | 7.2%) | Bainbridge Island Swim Club | 09/13/2026 | 2026 PN BISC Season Opening Blue Gold Appr | |
| 4470 | Dylan Wang | 46.20 | 8 | B Min | BB: 42.89 (+3.31s | 7.2%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | |
| 4471 | Eason Chen | 46.21 | 10 | B Min | BB: 42.89 (+3.32s | 7.2%) | Clackamas | 02/13/2026 | 2026 OR HS 6A 4 | |
| 4472 | Evan Young | 46.21 | 8 | B Min | BB: 42.89 (+3.32s | 7.2%) | Long Island Aquatic Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 4473 | Trip Campbell | 46.21 | 9 | B Min | BB: 42.89 (+3.32s | 7.2%) | Upper Arlington Swim Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 4474 | Cimon Bunuan | 46.21 | 9 | B Min | BB: 42.89 (+3.32s | 7.2%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 4475 | Logan Jones | 46.21 | 10 | B Min | BB: 42.89 (+3.32s | 7.2%) | Opelika Swim Team | 09/12/2026 | OST Fall Invite | |
| 4476 | Ryan Lee | 46.21 | 10 | B Min | BB: 42.89 (+3.32s | 7.2%) | Punahou Aquatics Institute | 10/24/2026 | 2026 HI 26th Annual Bill Smith Invitational | |
| 4477 | Emmitt Phillips | 46.22 | 9 | B Min | BB: 42.89 (+3.33s | 7.2%) | Vandal Aquatic Club | 10/26/2025 | 2025 IE VAN Trick Or Treat Progressive Invita | |
| 4478 | Colin Shick | 46.22 | 9 | B Min | BB: 42.89 (+3.33s | 7.2%) | Blue Wave Swimming | 09/18/2026 | Kiefer Speedo Fall Invitational | |
| 4479 | Michael Diaz | 46.22 | 10 | B Min | BB: 42.89 (+3.33s | 7.2%) | TS Aquatics | 08/22/2026 | NMST Relay Invite 26 | |
| 4480 | Mivaan Sarafi | 46.22 | 9 | B Min | BB: 42.89 (+3.33s | 7.2%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 4481 | Dylan Ng | 46.23 | 9 | B Min | BB: 42.89 (+3.34s | 7.2%) | Team Suffolk | 12/11/2025 | 2025 MR HAUP Eagle Invitational | |
| 4482 | Oliver Estioko | 46.23 | 8 | B Min | BB: 42.89 (+3.34s | 7.2%) | Potomac Marlins | 01/10/2026 | 2026 Snowdude Mini Meet | |
| 4483 | Emri Jenkins | 46.23 | 7 | B Min | BB: 42.89 (+3.34s | 7.2%) | Razor Aquatics | 11/22/2025 | 2025 Royal Fall Cup | |
| 4484 | Noah VanTatenhove | 46.23 | 9 | B Min | BB: 42.89 (+3.34s | 7.2%) | Aquatex Swim & Water Polo Team | 09/18/2026 | 2026 ST AQTX Round Rock Unclassified | |
| 4485 | Robert Westman | 46.24 | 9 | B Min | BB: 42.89 (+3.35s | 7.2%) | Foxjets Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 4486 | Nicholas Symonette | 46.24 | 9 | B Min | BB: 42.89 (+3.35s | 7.2%) | Pointe Aquatics | 02/27/2026 | 2026 MCSA Junior Cup | |
| 4487 | Jackson Scott | 46.24 | 10 | B Min | BB: 42.89 (+3.35s | 7.2%) | Coast Gaurd Blue Dolphins | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 4488 | Spencer Corrigan | 46.24 | 9 | B Min | BB: 42.89 (+3.35s | 7.2%) | Helios | 03/07/2026 | 2026 SwimMAC BC Championship | |
| 4489 | Knox Miklowcic | 46.24 | 9 | B Min | BB: 42.89 (+3.35s | 7.2%) | Jcc Sea Serpents | 01/30/2026 | 2026 NE CS Silver Championships | |
| 4490 | Michael O'Connell | 46.24 | 10 | B Min | BB: 42.89 (+3.35s | 7.2%) | Riptide Swim Team | 11/08/2025 | 2025 MN WOLF HOWL AT THE MOON INVITE | |
| 4491 | Lochlan Tresemer | 46.24 | 8 | B Min | BB: 42.89 (+3.35s | 7.2%) | Alamo Heights Aquatic Club ? A | 09/26/2026 | 2026 1st Annual San Antonio Dual Meet Showcas | |
| 4492 | Teale Hsieh | 46.24 | 8 | B Min | BB: 42.89 (+3.35s | 7.2%) | CAC Stingrays Swim Team | 12/14/2025 | 2025 CO FORM Winter Open | |
| 4493 | Nazar El Baltimy | 46.25 | 10 | B Min | BB: 42.89 (+3.36s | 7.3%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 4494 | Charles Schnicker | 46.25 | 8 | B Min | BB: 42.89 (+3.36s | 7.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 4495 | Jake Xie | 46.25 | 8 | B Min | BB: 42.89 (+3.36s | 7.3%) | The Fish | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 4496 | Lawson Blais | 46.25 | 9 | B Min | BB: 42.89 (+3.36s | 7.3%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 NCAP Winter Qualifier | |
| 4497 | Thomas Ho | 46.25 | 10 | B Min | BB: 42.89 (+3.36s | 7.3%) | Nitro Swimming | 08/01/2026 | 2026 ST HPAC Summer B Champs | |
| 4498 | Abram Johnson | 46.25 | 10 | B Min | BB: 42.89 (+3.36s | 7.3%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 4499 | Mark Romanchenko | 46.25 | 10 | B Min | BB: 42.89 (+3.36s | 7.3%) | SwimRight Team | 10/10/2026 | NMST BMHG October Invite 26 | |
| 4500 | Tyler Smith | 46.26 | 8 | B Min | BB: 42.89 (+3.37s | 7.3%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini 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.