USA Boys 10 & under - 50 Y Fly
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 801 | Edwin Semple | 37.27 | 10 | BB Min | A: 35.99 (+1.28s | 3.4%) | The Spartans of La Canada | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 802 | Connor Sherman | 37.27 | 10 | BB Min | A: 35.99 (+1.28s | 3.4%) | Grosse Pointe Gators | 01/31/2026 | 2026 Guppy Bowl | |
| 803 | Xander Liu | 37.27 | 10 | BB Min | A: 35.99 (+1.28s | 3.4%) | Sailfish | 06/16/2026 | 2026 ST AQTX TNR 6162026 | |
| 804 | Caleb Nash | 37.28 | 10 | BB Min | A: 35.99 (+1.29s | 3.5%) | Enfinity Aquatic Club | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 805 | Maddix Loh | 37.28 | 10 | BB Min | A: 35.99 (+1.29s | 3.5%) | Sporting Jax Aquatic Club | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 806 | Owen Nguyen | 37.29 | 10 | BB Min | A: 35.99 (+1.30s | 3.5%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 807 | Marc Fat | 37.29 | 10 | BB Min | A: 35.99 (+1.30s | 3.5%) | Charles River Aquatics | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 808 | Nolan Porras | 37.30 | 9 | BB Min | A: 35.99 (+1.31s | 3.5%) | Long Island Express | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 809 | Jimmie Jones | 37.30 | 9 | BB Min | A: 35.99 (+1.31s | 3.5%) | Razor Aquatics | 05/22/2026 | 2026 ISCA National Diversity Swim Champ | |
| 810 | Hugo Pace | 37.31 | 10 | BB Min | A: 35.99 (+1.32s | 3.5%) | Pacifica Sea Lions | 02/07/2026 | 2026 PSL Super Finals Invitational | |
| 811 | Charlie Lockett | 37.31 | 10 | BB Min | A: 35.99 (+1.32s | 3.5%) | Nitro Swimming | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 812 | Justin Chi | 37.31 | 9 | BB Min | A: 35.99 (+1.32s | 3.5%) | DeAnza Cupertino Aquatics | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 813 | Liam Marciel | 37.33 | 9 | BB Min | A: 35.99 (+1.34s | 3.6%) | South Valley Makos | 07/24/2026 | CVAL 2026 | |
| 814 | James Mayo | 37.35 | 10 | BB Min | A: 35.99 (+1.36s | 3.6%) | Gulf Coast Swim Team | 12/04/2025 | RAFC Winter Classic | |
| 815 | Nolan Simmons | 37.36 | 10 | BB Min | A: 35.99 (+1.37s | 3.7%) | Greater Tampa Swim Association | 01/23/2026 | BLOOMIN FAST SWIM MEET | |
| 816 | Henry Nesheim | 37.36 | 10 | BB Min | A: 35.99 (+1.37s | 3.7%) | Macedonia Manta Rays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 817 | Nhat Tran | 37.36 | 10 | BB Min | A: 35.99 (+1.37s | 3.7%) | Olympic Cascade Aquatics | 02/27/2026 | 2026 PN Feb Age Group Invite,Div 3 Approved | |
| 818 | Jack Nayar | 37.36 | 10 | BB Min | A: 35.99 (+1.37s | 3.7%) | Long Island Aquatic Club | 10/25/2025 | 2025 MR LIAC Chappy S Invitational | |
| 819 | Maximilian Lubrich | 37.37 | 9 | BB Min | A: 35.99 (+1.38s | 3.7%) | Unattached | 07/11/2026 | CCS Summer Series1 2026 | |
| 820 | Jackson Rodebaugh | 37.37 | 10 | BB Min | A: 35.99 (+1.38s | 3.7%) | YMCA Cadillac Currents | 02/21/2026 | 2026 Michigan YMCA Clusters Championship | |
| 821 | Yusen Wang | 37.38 | 9 | BB Min | A: 35.99 (+1.39s | 3.7%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 822 | Daniel Heilman | 37.39 | 10 | BB Min | A: 35.99 (+1.40s | 3.7%) | San Francisco Seals Swim Team | 04/18/2026 | RP SWIM CLUB (PRNA) SPRING SWIM FEST! | |
| 823 | Lucas Jiang | 37.39 | 9 | BB Min | A: 35.99 (+1.40s | 3.7%) | Kingfish Swimming Medfield | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 824 | William Martzke | 37.39 | 10 | BB Min | A: 35.99 (+1.40s | 3.7%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/16/2026 | 2026 Odd Age Classic | |
| 825 | Lucas Ni | 37.39 | 9 | BB Min | A: 35.99 (+1.40s | 3.7%) | Makos Aquatics Club of Gainesv | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 826 | Jason Yin | 37.39 | 9 | BB Min | A: 35.99 (+1.40s | 3.7%) | Unattached | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 827 | Arick Yuan | 37.40 | 10 | BB Min | A: 35.99 (+1.41s | 3.8%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 828 | Tanner Matheson | 37.40 | 10 | BB Min | A: 35.99 (+1.41s | 3.8%) | San Clemente Aquatic Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 829 | Henry Xue | 37.41 | 9 | BB Min | A: 35.99 (+1.42s | 3.8%) | Mason Manta Rays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 830 | William Bradley | 37.42 | 9 | BB Min | A: 35.99 (+1.43s | 3.8%) | Nova of Virginia | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 831 | Christopher McGuinness | 37.43 | 10 | BB Min | A: 35.99 (+1.44s | 3.8%) | Cp-Ac Swimming | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 832 | Samuel Hora | 37.43 | 10 | BB Min | A: 35.99 (+1.44s | 3.8%) | Montrose Marlins Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 833 | Philip Rodriguez | 37.44 | 10 | BB Min | A: 35.99 (+1.45s | 3.9%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 834 | Michael Ma | 37.44 | 10 | BB Min | A: 35.99 (+1.45s | 3.9%) | Sarasota Sharks | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 835 | Isaac Zhang | 37.45 | 9 | BB Min | A: 35.99 (+1.46s | 3.9%) | First Colony Swim Team, Inc. | 02/21/2025 | 2025 Gulf 12 Under Champs (PACK) | |
| 836 | Thomas O'Shea | 37.47 | 10 | BB Min | A: 35.99 (+1.48s | 3.9%) | Revolution Swim Club | 03/13/2026 | 2026 NE INST NE Cup | |
| 837 | Henry Goddard | 37.47 | 10 | BB Min | A: 35.99 (+1.48s | 3.9%) | Cascadia Swimming | 08/01/2025 | Big Kahuna 2025 | |
| 838 | Elliott Lindley | 37.47 | 10 | BB Min | A: 35.99 (+1.48s | 3.9%) | Los Altos Mountain View Aquati | 03/28/2026 | LAMV C B A+ Meet | |
| 839 | Darren Liu | 37.48 | 9 | BB Min | A: 35.99 (+1.49s | 4.0%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 840 | Bosco Sung | 37.48 | 5 | BB Min | A: 35.99 (+1.49s | 4.0%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 841 | William Song | 37.49 | 8 | BB Min | A: 35.99 (+1.50s | 4.0%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 842 | Tyrus Lu | 37.49 | 10 | BB Min | A: 35.99 (+1.50s | 4.0%) | Tac Titans | 02/14/2026 | 2026 TAC TITANS February Qualifier Meet | |
| 843 | Harry Nguyen | 37.49 | 10 | BB Min | A: 35.99 (+1.50s | 4.0%) | Dynamo Swim Club | 03/06/2026 | Speedo Southern Premier | |
| 844 | Aiden Gordon | 37.49 | 9 | BB Min | A: 35.99 (+1.50s | 4.0%) | Monroe-Woodbury Devilfish Aqua | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 845 | Jackson Cera | 37.50 | 9 | BB Min | A: 35.99 (+1.51s | 4.0%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 846 | Thomas Roscetti | 37.50 | 10 | BB Min | A: 35.99 (+1.51s | 4.0%) | Nation\\\\\\'s Capital Swim Club | 01/17/2026 | PVS January Open 2026 Fairland | |
| 847 | Connor McCrary | 37.50 | 9 | BB Min | A: 35.99 (+1.51s | 4.0%) | Streamline Aquatic Club | 04/11/2026 | 2026 Sprint Medal Meet | |
| 848 | Xander Andrade | 37.50 | 9 | BB Min | A: 35.99 (+1.51s | 4.0%) | Pflugerville Pflamingos | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 849 | Qifan Gong | 37.51 | 9 | BB Min | A: 35.99 (+1.52s | 4.1%) | Bellevue Club Swim Team | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 850 | Lam Bui | 37.51 | 9 | BB Min | A: 35.99 (+1.52s | 4.1%) | Monroe-Woodbury Devilfish Aqua | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
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.