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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5651 | Henry Huang | 47.79 | 9 | B Min | BB: 42.89 (+4.90s | 10.3%) | Daly City Dolphins | 02/07/2026 | 2026 PSL Super Finals Invitational | |
| 5652 | Colin Reichl | 47.79 | 8 | B Min | BB: 42.89 (+4.90s | 10.3%) | Hurricanes Swim Team | 06/27/2026 | 2026 MN HURR Summer Intrasquad | |
| 5653 | Ziqi Zhang | 47.79 | 9 | B Min | BB: 42.89 (+4.90s | 10.3%) | Alamo Area Aquatic Association | 09/10/2025 | 2025 ST AAAA NS Septermber Race Night | |
| 5654 | Abiel Espinoza | 47.80 | 8 | B Min | BB: 42.89 (+4.91s | 10.3%) | Twisters Swim Club | 02/28/2026 | 2026 MR QNS I Know I Can Invitational | |
| 5655 | Cates Cunningham | 47.80 | 10 | B Min | BB: 42.89 (+4.91s | 10.3%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 5656 | Teddy Potter-Akins | 47.80 | 10 | B Min | BB: 42.89 (+4.91s | 10.3%) | Pau Hana Swim Team | 02/27/2026 | 2026 OH BSC SC Regional Championships | |
| 5657 | Marko Tamburi | 47.80 | 10 | B Min | BB: 42.89 (+4.91s | 10.3%) | Star Aquatics | 11/15/2025 | 2025 John Dewey Invitational | |
| 5658 | Alexander Lemire | 47.80 | 10 | B Min | BB: 42.89 (+4.91s | 10.3%) | Blue Dolphin Swim Team | 01/11/2026 | 2026 NE ORO January Meet | |
| 5659 | Derek Feng | 47.81 | 10 | B Min | BB: 42.89 (+4.92s | 10.3%) | San Ramon Valley Aquatics | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 5660 | Aniyant Karthik | 47.81 | 9 | B Min | BB: 42.89 (+4.92s | 10.3%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 5661 | Nathan-Jin Sun | 47.81 | 9 | B Min | BB: 42.89 (+4.92s | 10.3%) | Katy Aquatic Team For Youth | 01/18/2025 | 2025 LSST January Frosty Meet | |
| 5662 | Vaden Brooks | 47.81 | 9 | B Min | BB: 42.89 (+4.92s | 10.3%) | Middlebury Aquatics Club | 01/16/2026 | 2026 NE UVAC Bronze Championships | |
| 5663 | Xander Exevea | 47.81 | 10 | B Min | BB: 42.89 (+4.92s | 10.3%) | South Bay Aquatics | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | |
| 5664 | Gibson Pearsall | 47.81 | 9 | B Min | BB: 42.89 (+4.92s | 10.3%) | Rudyard Piranhas | 02/15/2026 | 2026 MTSL Championship | |
| 5665 | Tayvin Luangphasy | 47.82 | 10 | B Min | BB: 42.89 (+4.93s | 10.3%) | Adrienne C Nelson | 02/15/2025 | 2025 OR HS 6a 4 | |
| 5666 | Brian Alexander | 47.82 | 10 | B Min | BB: 42.89 (+4.93s | 10.3%) | Calvert Aquatics Club | 11/07/2025 | 2025 CAC 5th Annual Zachary Spain Memorial Me | |
| 5667 | Alexander Carpenter | 47.82 | 9 | B Min | BB: 42.89 (+4.93s | 10.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 5668 | Grant Soder | 47.82 | 10 | B Min | BB: 42.89 (+4.93s | 10.3%) | Roseburg Y Swim Team | 01/24/2026 | Oregon YMCA Championships 2026 | |
| 5669 | Chanu Woo | 47.83 | 9 | B Min | BB: 42.89 (+4.94s | 10.3%) | Houston Cougars | 02/21/2025 | 2025 Gulf 12 Under Champs (DADS) | |
| 5670 | Quentin Scharpf | 47.83 | 8 | B Min | BB: 42.89 (+4.94s | 10.3%) | Texas Elite Swim Team | 02/21/2025 | 2025 Gulf 12 Under Champs (DADS) | |
| 5671 | Cooper Daul | 47.83 | 10 | B Min | BB: 42.89 (+4.94s | 10.3%) | Plymouth Canton Cruisers | 02/13/2026 | 2026 Showdown In Motown | |
| 5672 | George Piacentini | 47.83 | 9 | B Min | BB: 42.89 (+4.94s | 10.3%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 5673 | Tyler Qi | 47.83 | 9 | B Min | BB: 42.89 (+4.94s | 10.3%) | Empire Swimming | 12/06/2025 | 2025 MR PAC 12 U Holiday Invitational | |
| 5674 | Ellar Kazmierczak | 47.83 | 10 | B Min | BB: 42.89 (+4.94s | 10.3%) | North Star Swim Team | 12/21/2024 | 2024 MN AQJT Holiday Invite | |
| 5675 | Felix Pelletier | 47.83 | 10 | B Min | BB: 42.89 (+4.94s | 10.3%) | Keene YMCA Dolphins | 01/04/2026 | 2026 NE UVAC CVI Invitational | |
| 5676 | Knox Pohlmeyer | 47.83 | 8 | B Min | BB: 42.89 (+4.94s | 10.3%) | Mason Manta Rays | 02/19/2026 | 2026 OH RAYS SC Regional Championships | |
| 5677 | Edison Rosenberg | 47.84 | 9 | B Min | BB: 42.89 (+4.95s | 10.3%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 5678 | Boone Day | 47.84 | 8 | B Min | BB: 42.89 (+4.95s | 10.3%) | Bend Swim Club | 02/04/2026 | 2026 Bend Swim Club Intersquad Challenger | |
| 5679 | Wesley Yu | 47.84 | 9 | B Min | BB: 42.89 (+4.95s | 10.3%) | First Colony Swim Team, Inc. | 02/21/2025 | 2025 Gulf 12 Under Champs (PACK) | |
| 5680 | Ben Crockett | 47.84 | 9 | B Min | BB: 42.89 (+4.95s | 10.3%) | Victoria Texas Aquatic Club | 12/20/2025 | 2025 ST SASA Tis The Season | |
| 5681 | Lawson Winter | 47.84 | 9 | B Min | BB: 42.89 (+4.95s | 10.3%) | T2 Aquatics | 12/13/2025 | 2025 T2 Candy Cane Meet | |
| 5682 | Calvin Smith | 47.84 | 8 | B Min | BB: 42.89 (+4.95s | 10.3%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 5683 | Aaron Chai | 47.84 | 9 | B Min | BB: 42.89 (+4.95s | 10.3%) | Seattle Metropolitan Aquatic C | 04/25/2026 | 2026 PN SSCD Spring Open Approved | |
| 5684 | Sawyer Lee | 47.85 | 9 | B Min | BB: 42.89 (+4.96s | 10.4%) | Bgc-N. Westchester Marlins | 01/30/2026 | 2026 MR BGNW February Freeze Invitational | |
| 5685 | Owen Bromley | 47.85 | 9 | B Min | BB: 42.89 (+4.96s | 10.4%) | Magic City Aquatic League | 02/06/2026 | 2026 SES Region 3 Champions | |
| 5686 | Joseph Heath | 47.85 | 10 | B Min | BB: 42.89 (+4.96s | 10.4%) | South Boston Sea Serpents | 03/07/2026 | PYSA Champs 2026 | |
| 5687 | Noah Pilkington | 47.86 | 8 | B Min | BB: 42.89 (+4.97s | 10.4%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | |
| 5688 | Leelynn Nelson | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Unattached | 12/12/2025 | 2025 HARRY MEISEL WEST | |
| 5689 | Ocean Samaniego | 47.86 | 8 | B Min | BB: 42.89 (+4.97s | 10.4%) | Manhattan Makos | 12/13/2025 | 2025 MR TRI Winter SCY Invitational | |
| 5690 | Callahan Ford | 47.86 | 9 | B Min | BB: 42.89 (+4.97s | 10.4%) | Evergreen Hurricanes | 01/31/2026 | 2026 CO Anthony Boettcher Nate Rothman Memori | |
| 5691 | Greyson Fritz | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Watertown Area Swim Club | 02/06/2026 | 2026 Qualifying Meet | |
| 5692 | Mikah Phiri | 47.86 | 9 | B Min | BB: 42.89 (+4.97s | 10.4%) | Montverde Aquatic Club | 06/20/2026 | West Coast B Champtionships | |
| 5693 | Jackson Bisson | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Brookings Swim Club | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 5694 | Arthur Fortin | 47.86 | 9 | B Min | BB: 42.89 (+4.97s | 10.4%) | Huntsville Swim Association | 12/05/2025 | 2025 Holiday Classic | |
| 5695 | Kai Miller | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Boulder City Henderson Swim Te | 11/08/2024 | 2024 NV State Championships | |
| 5696 | John Morris | 47.86 | 7 | B Min | BB: 42.89 (+4.97s | 10.4%) | Naval Academy Aquatic Club | 11/07/2025 | 2025 CAC 5th Annual Zachary Spain Memorial Me | |
| 5697 | Daniel McLain | 47.87 | 9 | B Min | BB: 42.89 (+4.98s | 10.4%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 5698 | Grayson Ahles | 47.87 | 10 | B Min | BB: 42.89 (+4.98s | 10.4%) | Saint Petersburg Aquatics | 12/12/2025 | 2025 HARRY MEISEL WEST | |
| 5699 | William Oubre | 47.88 | 10 | B Min | BB: 42.89 (+4.99s | 10.4%) | Salida Cyclones | 06/19/2026 | 2026 Max Shirley Radiff Memorial | |
| 5700 | Austin Shinohara | 47.88 | 7 | B Min | BB: 42.89 (+4.99s | 10.4%) | Twisters Swim Club | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
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.