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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5001 | Devan Attaluri | 46.64 | 10 | B Min | BB: 42.89 (+3.75s | 8.0%) | Los Angeles Swim Club | 10/25/2025 | CANY Harry Potter Meet | |
| 5002 | Evan Guan | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Chinook Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | |
| 5003 | Thomas Apple | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Greensboro Community YMCA | 05/16/2026 | 2026 GCY Welcome To Summer | |
| 5004 | Levi Kim | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Patuxent Aquatics Club | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 5005 | Elijah Wieczorek | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Canon City Piranhas | 06/19/2026 | 2026 Max Shirley Radiff Memorial | |
| 5006 | Forrest Chen | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Streamline Aquatic Club | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 5007 | Kelvin Shen | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 5008 | Gunner Gessner | 46.66 | 9 | B Min | BB: 42.89 (+3.77s | 8.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/26/2025 | Lisa Ferris Fall Festival Time Trial 2025 | |
| 5009 | Nathan Nichols | 46.66 | 10 | B Min | BB: 42.89 (+3.77s | 8.1%) | City of Mobile Swim Associatio | 02/13/2026 | 2026 SES Region 4 Championships | |
| 5010 | Brian Rios | 46.66 | 9 | B Min | BB: 42.89 (+3.77s | 8.1%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 5011 | Ives Peredo | 46.66 | 9 | B Min | BB: 42.89 (+3.77s | 8.1%) | Nation\\\\\\'s Capital Swim Club | 12/05/2025 | 2025 VSTP Ice Breaker Invitational | |
| 5012 | Daniel Koshev | 46.67 | 9 | B Min | BB: 42.89 (+3.78s | 8.1%) | The Woodlands Swim Team | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 5013 | Asher Stewart-Kennedy | 46.67 | 10 | B Min | BB: 42.89 (+3.78s | 8.1%) | Rockford Riptide | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 5014 | Bergen Fitzgerald | 46.67 | 9 | B Min | BB: 42.89 (+3.78s | 8.1%) | Benton Harbor-St. Joseph YMCA | 02/21/2026 | 2026 Michigan YMCA Clusters Championship | |
| 5015 | Tristan Swan | 46.67 | 8 | B Min | BB: 42.89 (+3.78s | 8.1%) | Boerne Elite Aquatics | 09/12/2025 | 2025 ST SASA Sombrero Series Uno | |
| 5016 | Olly Braeu | 46.67 | 10 | B Min | BB: 42.89 (+3.78s | 8.1%) | Scioto Country Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 5017 | Levi Heilbrun | 46.67 | 10 | B Min | BB: 42.89 (+3.78s | 8.1%) | Bend Swim Club | 12/18/2025 | Bend Swim Club Intersquad | |
| 5018 | Troy Reckard | 46.67 | 9 | B Min | BB: 42.89 (+3.78s | 8.1%) | Hurricanes Swim Team | 02/14/2026 | 2026 MN HURR Winter Intrasquad | |
| 5019 | Cooper Stevenson | 46.67 | 8 | B Min | BB: 42.89 (+3.78s | 8.1%) | High Performance Aquatic Club | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 5020 | Matthew Campbell | 46.68 | 9 | B Min | BB: 42.89 (+3.79s | 8.1%) | Retriever Aquatic Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 5021 | Nolan Brady | 46.68 | 8 | B Min | BB: 42.89 (+3.79s | 8.1%) | Aces Aquatics | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 5022 | Benjamin Aukes | 46.68 | 10 | B Min | BB: 42.89 (+3.79s | 8.1%) | AC Swim Club | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | |
| 5023 | Greyson Stradley | 46.68 | 10 | B Min | BB: 42.89 (+3.79s | 8.1%) | YMCA of the Triangle Area Swim | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 5024 | Holden Richards | 46.68 | 9 | B Min | BB: 42.89 (+3.79s | 8.1%) | AC Swim Club | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 5025 | Ryan Xie | 46.69 | 10 | B Min | BB: 42.89 (+3.80s | 8.1%) | Cascadia Swimming | 12/12/2025 | 2025 OR TTSC Holiday Invitational Meet | |
| 5026 | Patrick Wang | 46.69 | 8 | B Min | BB: 42.89 (+3.80s | 8.1%) | Milpitas Aquatic Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 5027 | Lincoln Wiley | 46.69 | 9 | B Min | BB: 42.89 (+3.80s | 8.1%) | Front Range Barracudas | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | |
| 5028 | Liam Adrian | 46.69 | 10 | B Min | BB: 42.89 (+3.80s | 8.1%) | Multnomah Athletic Club | 02/06/2026 | 2026 Forest Grove Coast Range Qualifier | |
| 5029 | Arjun Shetty | 46.69 | 10 | B Min | BB: 42.89 (+3.80s | 8.1%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 5030 | Noah Dwinell | 46.69 | 9 | B Min | BB: 42.89 (+3.80s | 8.1%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 5031 | Marvin Sun | 46.70 | 9 | B Min | BB: 42.89 (+3.81s | 8.2%) | Monocacy Aquatic Club | 05/02/2026 | 2026 MAC May Hem Mini Meet | |
| 5032 | Aiden Jones | 46.70 | 10 | B Min | BB: 42.89 (+3.81s | 8.2%) | Tsunami Swimming | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 5033 | Lucas Panez | 46.70 | 10 | B Min | BB: 42.89 (+3.81s | 8.2%) | Heritage Aquatic Team | 09/06/2025 | Sunrise Swimmng Open Invite | |
| 5034 | Viren Subramanian | 46.70 | 9 | B Min | BB: 42.89 (+3.81s | 8.2%) | Pipeline Swimming | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 5035 | Jaxon Calloway | 46.70 | 9 | B Min | BB: 42.89 (+3.81s | 8.2%) | Martinsville Marlins | 10/18/2025 | LY 2025 YMCA October Meet | |
| 5036 | Arjun Mishra | 46.70 | 10 | B Min | BB: 42.89 (+3.81s | 8.2%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 5037 | Andrew Acocella | 46.71 | 9 | B Min | BB: 42.89 (+3.82s | 8.2%) | Middies Wave Ryders | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 5038 | Jacob Lee | 46.71 | 8 | B Min | BB: 42.89 (+3.82s | 8.2%) | Twisters Swim Club | 01/24/2026 | 2026 MR FLY Fran Schnarr Sprint Pentathlon Me | |
| 5039 | George Sollog | 46.71 | 9 | B Min | BB: 42.89 (+3.82s | 8.2%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 5040 | Linkon Malone | 46.71 | 9 | B Min | BB: 42.89 (+3.82s | 8.2%) | Sawtooth Aquatic Club | 12/06/2025 | Reindeer Games 2025 | |
| 5041 | Ellis Hayes | 46.71 | 9 | B Min | BB: 42.89 (+3.82s | 8.2%) | Memphis Tiger Swimming | 11/21/2025 | 2025 Tiger Turkey Tumble | |
| 5042 | Jonah Watson | 46.71 | 10 | B Min | BB: 42.89 (+3.82s | 8.2%) | New Wave Swim Team | 11/01/2025 | WAVE TA NSEA TRiMeet 2025 | |
| 5043 | Henry Faconti | 46.71 | 9 | B Min | BB: 42.89 (+3.82s | 8.2%) | Highlands Ranch Aquatics | 12/19/2025 | 2025 CO Falfins Holiday Open | |
| 5044 | Kaleb Lo | 46.72 | 10 | B Min | BB: 42.89 (+3.83s | 8.2%) | Flushing YMCA | 01/24/2026 | 2026 MR FLY Fran Schnarr Sprint Pentathlon Me | |
| 5045 | Andres Andrade | 46.72 | 7 | B Min | BB: 42.89 (+3.83s | 8.2%) | EL Paso Border Land Swim Team | 02/13/2026 | 2026 BD Arctic BLAST Swim Meet | |
| 5046 | Barrett Zubke | 46.72 | 9 | B Min | BB: 42.89 (+3.83s | 8.2%) | Sarasota Sharks | 01/17/2025 | 2025 Hot Chocolate Invite | |
| 5047 | Ocean Samaniego | 46.72 | 8 | B Min | BB: 42.89 (+3.83s | 8.2%) | Manhattan Makos | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 5048 | Elliott Boland | 46.73 | 10 | B Min | BB: 42.89 (+3.84s | 8.2%) | Academy Swim Club | 10/18/2025 | BIG ISLAND SWIMMING @ HPA | |
| 5049 | Keegan Tower | 46.73 | 10 | B Min | BB: 42.89 (+3.84s | 8.2%) | Middlebury Aquatics Club | 12/05/2025 | 2025 NE UVAC Winter Classic | |
| 5050 | Makai Barraclough | 46.73 | 10 | B Min | BB: 42.89 (+3.84s | 8.2%) | Los Altos Mountain View Aquati | 03/28/2026 | LAMV C B A+ 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.