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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4601 | Jackson Williams | 45.06 | 10 | B Min | BB: 42.89 (+2.17s | 4.8%) | North Carolina Aquatic Club | 09/26/2025 | 2025 Blue White Intrasquad | |
| 4602 | Brayden Arencibia | 45.06 | 10 | B Min | BB: 42.89 (+2.17s | 4.8%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 4603 | Luca Ciobanu | 45.06 | 8 | B Min | BB: 42.89 (+2.17s | 4.8%) | Phoenix Aquatic Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 4604 | John Prosser | 45.06 | 10 | B Min | BB: 42.89 (+2.17s | 4.8%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 4605 | Elliott Rice | 45.06 | 9 | B Min | BB: 42.89 (+2.17s | 4.8%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 12/06/2025 | SLA Holiday Blast | |
| 4606 | Hadam Bang | 45.07 | 10 | B Min | BB: 42.89 (+2.18s | 4.8%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 4607 | Alexander Short | 45.07 | 10 | B Min | BB: 42.89 (+2.18s | 4.8%) | Apex Aquatic Club | 01/11/2026 | 2026 FOX January Distance Sprint Meet | |
| 4608 | Benjamin Cole | 45.07 | 10 | B Min | BB: 42.89 (+2.18s | 4.8%) | Tollefson Swimming | 01/17/2026 | PVS January Open 2026 Fairland | |
| 4609 | Hunter Campbell | 45.07 | 10 | B Min | BB: 42.89 (+2.18s | 4.8%) | Crimson Aquatics | 11/14/2025 | 2025 NE CRIM November Specialty Copied C | |
| 4610 | Seth DiMarco | 45.07 | 10 | B Min | BB: 42.89 (+2.18s | 4.8%) | Mystic Hammerheads | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 4611 | Josiah Camarena | 45.07 | 10 | B Min | BB: 42.89 (+2.18s | 4.8%) | Stingrays Swim Team | 01/10/2026 | 2026 RAYS Jeff Rouse Invitational | |
| 4612 | Allan Newbury | 45.07 | 7 | B Min | BB: 42.89 (+2.18s | 4.8%) | Twisters Swim Club | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 4613 | Bowen Glancy | 45.08 | 9 | B Min | BB: 42.89 (+2.19s | 4.9%) | Mako Aquatics | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 4614 | Yusuf Cavcic | 45.08 | 10 | B Min | BB: 42.89 (+2.19s | 4.9%) | Wave Aquatics | 12/06/2025 | 2025 PN Fall Divisionals, Division 3 WAVE | |
| 4615 | Edison Reed | 45.08 | 10 | B Min | BB: 42.89 (+2.19s | 4.9%) | Legacy Aquatics | 02/15/2026 | 2026 LA Last Chance | |
| 4616 | Elliot Gorman | 45.08 | 10 | B Min | BB: 42.89 (+2.19s | 4.9%) | Front Range Barracudas | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 4617 | Landon Warren | 45.08 | 9 | B Min | BB: 42.89 (+2.19s | 4.9%) | City of Mobile Swim Associatio | 02/13/2026 | 2026 SES Region 4 Championships | |
| 4618 | Ching-Hung Chou | 45.09 | 10 | B Min | BB: 42.89 (+2.20s | 4.9%) | Bulldog Aquatic Club | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 4619 | Indy Smithey-Hudkins | 45.09 | 10 | B Min | BB: 42.89 (+2.20s | 4.9%) | Ransom Everglades Aquatic Club | 10/25/2025 | 2025 FG YSF October Invite | |
| 4620 | Rockwell Ringold | 45.09 | 9 | B Min | BB: 42.89 (+2.20s | 4.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/16/2026 | 2026 Odd Age Classic | |
| 4621 | Kyle Teng | 45.09 | 8 | B Min | BB: 42.89 (+2.20s | 4.9%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 4622 | Daniel Nazif | 45.09 | 10 | B Min | BB: 42.89 (+2.20s | 4.9%) | Empire Swimming | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 4623 | Levi Foreman | 45.09 | 10 | B Min | BB: 42.89 (+2.20s | 4.9%) | Sea Devils | 02/27/2026 | 2026 MN STRM Minnesota Regional Championship | |
| 4624 | Steven Luo | 45.09 | 9 | B Min | BB: 42.89 (+2.20s | 4.9%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 4625 | Stiles McCumber | 45.10 | 10 | B Min | BB: 42.89 (+2.21s | 4.9%) | Huntsville Swim Association | 12/05/2025 | 2025 Holiday Classic | |
| 4626 | Grayson Thomas | 45.10 | 8 | B Min | BB: 42.89 (+2.21s | 4.9%) | Torpedo Swim School | 12/05/2025 | 2025 Sea Dragon Aquatics Frosty Freeze | |
| 4627 | Cormac Misantone | 45.10 | 9 | B Min | BB: 42.89 (+2.21s | 4.9%) | Hydra Aquatics | 11/21/2025 | 2025 Fall Festivus | |
| 4628 | Artur Szabo | 45.10 | 10 | B Min | BB: 42.89 (+2.21s | 4.9%) | Maui Dolphins Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 4629 | Ian Lee | 45.10 | 8 | B Min | BB: 42.89 (+2.21s | 4.9%) | Bellevue Club Swim Team | 02/27/2026 | 2026 PN Feb Age Group Invite,Div 3 Approved | |
| 4630 | Alec Henriques | 45.10 | 10 | B Min | BB: 42.89 (+2.21s | 4.9%) | Napa Valley Swim Team | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | |
| 4631 | Ian Lu | 45.10 | 10 | B Min | BB: 42.89 (+2.21s | 4.9%) | YMCA of Snohomish County Barra | 01/24/2026 | 2026 WA State Y Championship Meet | |
| 4632 | Christian Gross | 45.11 | 10 | B Min | BB: 42.89 (+2.22s | 4.9%) | Annapolis Swim Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 4633 | Johannes Davide | 45.11 | 10 | B Min | BB: 42.89 (+2.22s | 4.9%) | Issaquah Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | |
| 4634 | Reyansh Agrawal | 45.11 | 10 | B Min | BB: 42.89 (+2.22s | 4.9%) | Apex Aquatic Club | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 4635 | Aiden Banks | 45.11 | 9 | B Min | BB: 42.89 (+2.22s | 4.9%) | Spartan Aquatic Club | 11/22/2025 | 2025 SJAC Turkey Meet | |
| 4636 | Bishop Hoffmann | 45.11 | 7 | B Min | BB: 42.89 (+2.22s | 4.9%) | Columbia Aquatics Association | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 4637 | Charles Guess | 45.12 | 9 | B Min | BB: 42.89 (+2.23s | 4.9%) | Tahoe Swim Club | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 4638 | Rainier Chen | 45.12 | 9 | B Min | BB: 42.89 (+2.23s | 4.9%) | Hill Country Aquatics | 01/31/2026 | 2026 WOW Big Freeze Frenzy Meet | |
| 4639 | Gabriel Butler | 45.12 | 10 | B Min | BB: 42.89 (+2.23s | 4.9%) | Southern Utah Swimming Associa | 12/13/2024 | Stingrays Christmas Chaos Dec 2024 | |
| 4640 | Graycin Antoine | 45.12 | 10 | B Min | BB: 42.89 (+2.23s | 4.9%) | YMCA of South Florida | 02/14/2026 | NMST BMHG February BC Invite 26 | |
| 4641 | Bradlay Luxama | 45.12 | 10 | B Min | BB: 42.89 (+2.23s | 4.9%) | YMCA of Middletown Barracudas | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 4642 | H Chubb | 45.12 | 9 | B Min | BB: 42.89 (+2.23s | 4.9%) | Hydra Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 4643 | Harrison Krzenski | 45.12 | 9 | B Min | BB: 42.89 (+2.23s | 4.9%) | South Metro Storm | 02/27/2026 | 2026 MN STRM Minnesota Regional Championship | |
| 4644 | Jack Driscoll | 45.12 | 10 | B Min | BB: 42.89 (+2.23s | 4.9%) | Connecticut Aquatic Club | 12/12/2025 | 2025 NE CRIM Frosty Frenzy Trials Finals | |
| 4645 | Carlos Ylanan | 45.12 | 10 | B Min | BB: 42.89 (+2.23s | 4.9%) | Com Aquatics | 11/14/2025 | 2025 ST AAAA AH PW NC Invite | |
| 4646 | Theo Hill | 45.12 | 8 | B Min | BB: 42.89 (+2.23s | 4.9%) | All Star Aquatics | 03/20/2026 | March Madness 2026 | |
| 4647 | Connor Johnston | 45.13 | 9 | B Min | BB: 42.89 (+2.24s | 5.0%) | Edina Swim Club | 12/20/2025 | 2025 MN EDI Gator Holiday Bash | |
| 4648 | Melchizedek Nan | 45.13 | 9 | B Min | BB: 42.89 (+2.24s | 5.0%) | Aggie Swim Club | 01/10/2025 | MAC 2025 Neon New Year Meet | |
| 4649 | Alexander Forward | 45.14 | 8 | B Min | BB: 42.89 (+2.25s | 5.0%) | San Jose Goosemonkeys | 02/28/2026 | Swim South Bay | |
| 4650 | Easton Gunther | 45.14 | 9 | B Min | BB: 42.89 (+2.25s | 5.0%) | Dolphin Club | 01/09/2026 | NOVA New Year S Kick Off | |
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.