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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5751 | William Worthington | 1:24.86 | 7 | B: 55.39 (+29.47s | 34.7%) | Aquajets Swim Team | 05/15/2026 | 2026 MN HURR LC Spring Opener | ||
| 5752 | Braxson Amarant | 1:24.90 | 9 | B: 55.39 (+29.51s | 34.8%) | Unattached | 06/27/2026 | NVST Summer Plunge 2026 | ||
| 5753 | Mason McAvenia | 1:25.05 | 9 | B: 55.39 (+29.66s | 34.9%) | Fort Bragg Fighing Fish | 05/22/2026 | 2026 TAC TITANS Memorial Day Meet | ||
| 5754 | Kian Ferguson | 1:25.07 | 8 | B: 55.39 (+29.68s | 34.9%) | Sarasota Tsunami Swim Team | 05/02/2026 | 2026 Sea Dragon May Open | ||
| 5755 | Sebastian Kamm | 1:25.09 | 9 | B: 55.39 (+29.70s | 34.9%) | Tide Swimming | 04/20/2024 | 2024 Black Vs Blue Intrasquad Meet | ||
| 5756 | William Gucwa | 1:25.14 | 9 | B: 55.39 (+29.75s | 34.9%) | Team Sopris Swimming | 06/18/2026 | 2026 CO Grand Junction Invitational | ||
| 5757 | Emmitt Girardin | 1:25.22 | 8 | B: 55.39 (+29.83s | 35.0%) | Bishop Swim Team | 07/10/2026 | 2026 NNA Silver State Championships | ||
| 5758 | Miles Han | 1:25.27 | 6 | B: 55.39 (+29.88s | 35.0%) | 757swim | 05/15/2026 | NOVA Spring Splash | ||
| 5759 | Ashwadh Marshetty | 1:25.35 | 9 | B: 55.39 (+29.96s | 35.1%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 5760 | Cameron Hughes | 1:25.44 | 9 | B: 55.39 (+30.05s | 35.2%) | Port Angeles Swim Club | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | ||
| 5761 | Krish Sundaram | 1:25.45 | 9 | B: 55.39 (+30.06s | 35.2%) | Los Altos Mountain View Aquati | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 5762 | William Mam | 1:25.52 | 6 | B: 55.39 (+30.13s | 35.2%) | Tornadoes Swim Team | 06/12/2026 | 73rd Ted Walker Invitational 2026 | ||
| 5763 | Ethan XU | 1:25.53 | 7 | B: 55.39 (+30.14s | 35.2%) | Longhorn Aquatics | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | ||
| 5764 | Wayne Alleyne | 1:25.66 | 7 | B: 55.39 (+30.27s | 35.3%) | Monocacy Aquatic Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | ||
| 5765 | Jacob Umiker | 1:25.69 | 9 | B: 55.39 (+30.30s | 35.4%) | Pierre Swim Team | 06/12/2026 | 2026 RST Coach Beth Rushmore Classic | ||
| 5766 | Bo Brandenburg | 1:25.93 | 7 | B: 55.39 (+30.54s | 35.5%) | Swim Melbourne | 05/02/2026 | TCSC Go For The Gold Invitational | ||
| 5767 | William Loudin | 1:25.93 | 8 | B: 55.39 (+30.54s | 35.5%) | California Gold | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 5768 | David Moreira | 1:26.00 | 7 | B: 55.39 (+30.61s | 35.6%) | Life Time Michigan Swim Team | 01/27/2026 | January 2026 Life Time Michigan Intersquad | ||
| 5769 | Arthur Brandstatter | 1:26.04 | 7 | B: 55.39 (+30.65s | 35.6%) | Blackline Aquatics | 05/16/2025 | 2025 MN STRM Spring Startup | ||
| 5770 | Zachary Richards | 1:26.11 | 7 | B: 55.39 (+30.72s | 35.7%) | New Wave Swim Team | 04/25/2026 | 2026 WAVE Sprint Into LC | ||
| 5771 | William Marcelli | 1:26.21 | 8 | B: 55.39 (+30.82s | 35.7%) | Saint Petersburg Aquatics | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | ||
| 5772 | Leo Vetter | 1:26.25 | 5 | B: 55.39 (+30.86s | 35.8%) | West Fargo Flyers | 06/05/2026 | 2026 SD BSC Tropical Summer Splash High Point | ||
| 5773 | Rogan Mcintire | 1:26.27 | 9 | B: 55.39 (+30.88s | 35.8%) | Gold\\\\\\'s Aquatics Club (Camas) | 04/25/2026 | GACC Spring Invitational | ||
| 5774 | Asher Gan | 1:26.29 | 7 | B: 55.39 (+30.90s | 35.8%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 5775 | Emil Ivanenko | 1:26.41 | 10 | B: 55.39 (+31.02s | 35.9%) | Bravo Swim Team | 05/22/2026 | 2026 Terrapin Invite | ||
| 5776 | Joey Shalash | 1:26.41 | 8 | B: 55.39 (+31.02s | 35.9%) | Foxjets Swim Team | 06/26/2026 | 2026 MN PRNH Summer Chomp | ||
| 5777 | Dylan Weaver | 1:26.72 | 6 | B: 55.39 (+31.33s | 36.1%) | North Jeffco Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 5778 | Emerson Chamberlain | 1:26.82 | 6 | B: 55.39 (+31.43s | 36.2%) | Salida Cyclones | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | ||
| 5779 | Donald Spruill | 1:26.97 | 5 | B: 55.39 (+31.58s | 36.3%) | Marlins Of Raleigh | 06/13/2026 | 2026 MOR Liberty Meet | ||
| 5780 | William Best | 1:27.05 | 9 | B: 55.39 (+31.66s | 36.4%) | Loveland Swim Club | 06/28/2025 | 2025 CO Greeley Stampede | ||
| 5781 | Aiden Xu | 1:27.05 | 9 | B: 55.39 (+31.66s | 36.4%) | Northern Nevada Aquatics | 07/12/2025 | 2025 Silver State Championships | ||
| 5782 | Jaiden Villarreal | 1:27.46 | 9 | B: 55.39 (+32.07s | 36.7%) | Boerne Elite Aquatics | 07/27/2026 | 2026 ST NIST End Of Summer Race Night | ||
| 5783 | Eli Evans | 1:27.57 | 8 | B: 55.39 (+32.18s | 36.7%) | Yankton Swim Team | 05/30/2026 | 2026 SD YST Summer Invite | ||
| 5784 | Aidan Herrick | 1:27.62 | 9 | B: 55.39 (+32.23s | 36.8%) | Velocity Aquatics | 06/13/2025 | 2025 SD Aberdeen Summer High Point Swim Meet | ||
| 5785 | Jason Wang | 1:27.62 | 9 | B: 55.39 (+32.23s | 36.8%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | ||
| 5786 | Collin Gibbs | 1:27.69 | 7 | B: 55.39 (+32.30s | 36.8%) | Greater Tampa Swim Association | 06/05/2026 | 2026 TAMPA BAY SWIM CLASSIC | ||
| 5787 | Elijah Ordono | 1:27.71 | 7 | B: 55.39 (+32.32s | 36.8%) | Brentwood Seawolves | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 5788 | Ciro Negrete | 1:27.92 | 8 | B: 55.39 (+32.53s | 37.0%) | West Florida Lightning Aquatic | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | ||
| 5789 | Benjamin Hobson | 1:28.04 | 9 | B: 55.39 (+32.65s | 37.1%) | Edina Swim Club | 06/13/2025 | 2025 MN NSAC Summer Slam Invite | ||
| 5790 | Jamieson Floyd | 1:28.15 | 8 | B: 55.39 (+32.76s | 37.2%) | Battlefield Area Star Swimmers | 04/18/2026 | 2026 SwimRVA Carnation Clash | ||
| 5791 | Zayne Odegaard | 1:28.18 | 9 | B: 55.39 (+32.79s | 37.2%) | Lakeview Swim Team | 06/27/2025 | 2025 Lakeview Lion S Invitational | ||
| 5792 | Ian Ma | 1:28.23 | 8 | B: 55.39 (+32.84s | 37.2%) | Pacifica Sea Lions | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 5793 | Hussein Jaber | 1:28.59 | 8 | B: 55.39 (+33.20s | 37.5%) | Saint Petersburg Aquatics | 04/18/2025 | 2025 SPA Spring First Long Course Meet | ||
| 5794 | Jonathan Berlanga | 1:28.63 | 10 | B: 55.39 (+33.24s | 37.5%) | Laredo Nadadores | 06/06/2026 | 2026 HPAC Sunshine Splash | ||
| 5795 | Kaisyn Flack | 1:28.93 | 8 | B: 55.39 (+33.54s | 37.7%) | Rutherford County Swim Team | 06/26/2026 | Sharks Aquatic Club Last Chance Qualifier | ||
| 5796 | Wilson Tan | 1:28.99 | 7 | B: 55.39 (+33.60s | 37.8%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 5797 | Fisher Vaitohi | 1:29.39 | 9 | B: 55.39 (+34.00s | 38.0%) | Dakota Riptide | 06/12/2026 | 2026 Splash Central Invitational | ||
| 5798 | Atharva Kudva | 1:29.60 | 6 | B: 55.39 (+34.21s | 38.2%) | Tri Valley Aquatics | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 5799 | King Tahi | 1:29.73 | 6 | B: 55.39 (+34.34s | 38.3%) | Island Aquatics | 05/30/2026 | 2026 MAGSA LCM A 2 Meet | ||
| 5800 | Sawyer Rivera | 1:30.02 | 9 | B: 55.39 (+34.63s | 38.5%) | Lehi Aquatics | 08/01/2025 | 2025 LC Beehive Finale | ||
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.