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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4501 | William Rickert | 45.79 | 8 | B Min | BB: 42.89 (+2.90s | 6.3%) | South Orange County Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 4502 | Adam Alqaqaa | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | Front Range Barracudas | 04/17/2026 | 2026 CO CUDA April Pizza Meet | |
| 4503 | Kai Farrell | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | Nsea Swim | 04/17/2026 | 2026 Spring Showers NSEA V WOW Dual Meet | |
| 4504 | Michael Baier | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | North Baltimore Aquatic Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 4505 | Kroy Riley | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | High Performance Aquatic Club | 10/18/2025 | 2025 ST SRG SCY Surgetoberfest | |
| 4506 | Ryan Khalili | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | Highlands Ranch Aquatics | 03/14/2025 | 2025 CO NJ Mile High Championships | |
| 4507 | Jacob Gamio | 45.79 | 9 | B Min | BB: 42.89 (+2.90s | 6.3%) | Unattached | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 4508 | George Oana | 45.79 | 8 | B Min | BB: 42.89 (+2.90s | 6.3%) | Whitmore Lake Waves | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 4509 | Jayden Chen | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | Trident Aquatic Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 4510 | Tyler Zibell | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | Gilroy Gators Swim Team | 10/25/2025 | GGST Spooktacular 2025 | |
| 4511 | JD Reeher | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 4512 | Ryan Beal | 45.80 | 10 | B Min | BB: 42.89 (+2.91s | 6.4%) | Westerville Aquatic Club | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 4513 | John Kosch | 45.80 | 10 | B Min | BB: 42.89 (+2.91s | 6.4%) | Oly Swimming | 01/10/2026 | 2026 PA Invite | |
| 4514 | Roman Kappa | 45.80 | 8 | B Min | BB: 42.89 (+2.91s | 6.4%) | Lakewood Ranch Swim Associatio | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 4515 | Maxwell Runck | 45.80 | 9 | B Min | BB: 42.89 (+2.91s | 6.4%) | Estherville Jackson Eels 24-25 | 03/29/2025 | 2025 MN MYAS Midwest Regional Swim Meet | |
| 4516 | Lucas Baker | 45.80 | 9 | B Min | BB: 42.89 (+2.91s | 6.4%) | Mountain State Storm | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 4517 | Eric Yang | 45.80 | 10 | B Min | BB: 42.89 (+2.91s | 6.4%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 4518 | Gavin Merrill | 45.81 | 9 | B Min | BB: 42.89 (+2.92s | 6.4%) | Olympus Aquatics | 10/30/2025 | 2025 OA IMR 1 | |
| 4519 | Paul Johnston | 45.81 | 10 | B Min | BB: 42.89 (+2.92s | 6.4%) | Williamsburg Aquatic Club | 11/15/2025 | 2025 WAC Fall Classic | |
| 4520 | Frederick Meerkamp | 45.81 | 8 | B Min | BB: 42.89 (+2.92s | 6.4%) | Bgc-N. Westchester Marlins | 01/30/2026 | 2026 MR BGNW February Freeze Invitational | |
| 4521 | Daniel Titianu | 45.81 | 9 | B Min | BB: 42.89 (+2.92s | 6.4%) | Rogue Rapids | 04/25/2026 | 2026 Rogue Rapids Spring Sprint Intrasquad | |
| 4522 | Hyrum Oswald | 45.81 | 9 | B Min | BB: 42.89 (+2.92s | 6.4%) | Utah Valley Aquatics | 10/23/2025 | 2025 Mike Harper Open | |
| 4523 | Logan Hinckle | 45.81 | 9 | B Min | BB: 42.89 (+2.92s | 6.4%) | SwimRVA | 01/16/2026 | GSA January Jump Start 2026 | |
| 4524 | Maximilian Zhou | 45.81 | 9 | B Min | BB: 42.89 (+2.92s | 6.4%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 4525 | Klein Durbin | 45.81 | 10 | B Min | BB: 42.89 (+2.92s | 6.4%) | Cypress Fairbanks Swim Club | 01/03/2025 | PACK Rubber Duckie Invite 2025 | |
| 4526 | Brycen Polackoff | 45.81 | 10 | B Min | BB: 42.89 (+2.92s | 6.4%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 4527 | Calvin Luoma | 45.81 | 10 | B Min | BB: 42.89 (+2.92s | 6.4%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 4528 | Brendan Bauer | 45.81 | 10 | B Min | BB: 42.89 (+2.92s | 6.4%) | Dublin Community Swim Team | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 4529 | Heinrich Forsbach Sotelo | 45.81 | 9 | B Min | BB: 42.89 (+2.92s | 6.4%) | Quest Swimming | 09/19/2025 | Quest Swimming Kickoff Intrasquad | |
| 4530 | Decker Sewell | 45.81 | 10 | B Min | BB: 42.89 (+2.92s | 6.4%) | Ski Hi Aquatics | 06/19/2026 | 2026 Max Shirley Radiff Memorial | |
| 4531 | Foster Douglass | 45.82 | 10 | B Min | BB: 42.89 (+2.93s | 6.4%) | Hood River Valley Swim Team | 01/10/2026 | 2026 Hood River Winter Invitational | |
| 4532 | Matthew Merz | 45.82 | 9 | B Min | BB: 42.89 (+2.93s | 6.4%) | Los Gatos Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 4533 | Samuel Lopez Silva | 45.82 | 10 | B Min | BB: 42.89 (+2.93s | 6.4%) | Pro Swimming | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 4534 | Thomas Lam | 45.82 | 8 | B Min | BB: 42.89 (+2.93s | 6.4%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 4535 | Leo Roomet | 45.82 | 9 | B Min | BB: 42.89 (+2.93s | 6.4%) | Maui Dolphins Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 4536 | Asa Perna | 45.83 | 10 | B Min | BB: 42.89 (+2.94s | 6.4%) | Pacific Piranha Swim Team | 11/01/2025 | 2025 PN Bob Miller Sprint Distance Classic | |
| 4537 | Henry Beilstein | 45.83 | 10 | B Min | BB: 42.89 (+2.94s | 6.4%) | Metro Dynasty Swim Team | 02/13/2026 | 39th Black History Swim Meet | |
| 4538 | William Song | 45.83 | 8 | B Min | BB: 42.89 (+2.94s | 6.4%) | Seattle Metropolitan Aquatic C | 02/13/2026 | 2026 PN UPAC 4th Annual Feb Fly In Approved | |
| 4539 | John Grewe | 45.83 | 8 | B Min | BB: 42.89 (+2.94s | 6.4%) | Sporting Jax Aquatic Club | 09/21/2025 | 2025 Planet Swim Season Opener | |
| 4540 | Remington Schwartz | 45.83 | 8 | B Min | BB: 42.89 (+2.94s | 6.4%) | Swim Florida | 01/16/2026 | 2026 T2 Aquatics Naples Open | |
| 4541 | Cedrick Lo | 45.83 | 10 | B Min | BB: 42.89 (+2.94s | 6.4%) | Sandpipers of Nevada | 11/08/2024 | 2024 NV State Championships | |
| 4542 | Everett Harrell | 45.84 | 9 | B Min | BB: 42.89 (+2.95s | 6.4%) | Com Aquatics | 11/14/2025 | 2025 ST AAAA AH PW NC Invite | |
| 4543 | Jacksyn Henry | 45.84 | 8 | B Min | BB: 42.89 (+2.95s | 6.4%) | Nu Finmen Swimming | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 4544 | Evan Schmiedeknecht | 45.84 | 10 | B Min | BB: 42.89 (+2.95s | 6.4%) | Muskegon YMCA Swim Team | 01/10/2026 | 2026 Zeeland Winter Classic | |
| 4545 | Lukas Fort | 45.84 | 9 | B Min | BB: 42.89 (+2.95s | 6.4%) | Bainbridge Island Swim Club | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 4546 | Zachary Tan | 45.84 | 9 | B Min | BB: 42.89 (+2.95s | 6.4%) | Rochester Swim Club | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 4547 | Owen Mast | 45.84 | 9 | B Min | BB: 42.89 (+2.95s | 6.4%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 4548 | Jonah Lin | 45.84 | 8 | B Min | BB: 42.89 (+2.95s | 6.4%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 4549 | Oliver Haddon | 45.84 | 9 | B Min | BB: 42.89 (+2.95s | 6.4%) | YMCA of Virginia\\\\\\'s Blue Ridge | 01/02/2026 | 2026 LY Winter Invitational | |
| 4550 | Enzo Schoen | 45.84 | 9 | B Min | BB: 42.89 (+2.95s | 6.4%) | La Crosse Area Family YMCA Swi | 02/13/2026 | 2026 MN RSC President S Day 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.