USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Jayden Cheng | 37.91 | 9 | AA Min | AAA: 36.59 (+1.32s | 3.5%) | Brea Aquatics | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 102 | Nicholas Liu | 37.94 | 9 | AA Min | AAA: 36.59 (+1.35s | 3.6%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 103 | Parker Robinson | 37.95 | 10 | AA Min | AAA: 36.59 (+1.36s | 3.6%) | Houston Hydra | 07/16/2025 | 2025 Texas Age Group Championships | |
| 104 | David Powell | 37.96 | 10 | AA Min | AAA: 36.59 (+1.37s | 3.6%) | Heartland Swim Assoc | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 105 | Benjamin Balmaceda | 37.98 | 9 | AA Min | AAA: 36.59 (+1.39s | 3.7%) | Alamo Area Aquatic Association | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 106 | Christian Lo | 38.03 | 10 | AA Min | AAA: 36.59 (+1.44s | 3.8%) | Sierra Marlins Swim Team | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 107 | Christian Lo | 38.03 | 10 | AA Min | AAA: 36.59 (+1.44s | 3.8%) | Sierra Marlins Swim Team | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 108 | Shunsuke Suzuki | 38.04 | 10 | AA Min | AAA: 36.59 (+1.45s | 3.8%) | Palo Alto Stanford Aquatics | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 109 | Graham Greenblatt | 38.04 | 9 | AA Min | AAA: 36.59 (+1.45s | 3.8%) | Swim Streamline at Northampton | 07/16/2025 | 2025 Texas Age Group Championships | |
| 110 | Jayden Liu | 38.05 | 10 | AA Min | AAA: 36.59 (+1.46s | 3.8%) | Katy Aquatic Team For Youth | 07/16/2025 | 2025 Texas Age Group Championships | |
| 111 | Henry Tong | 38.11 | 10 | AA Min | AAA: 36.59 (+1.52s | 4.0%) | Asphalt Green Unified Aquatics | 08/06/2025 | 2025 Summer Elite Showcase | |
| 112 | Peter Surbeck | 38.11 | 10 | AA Min | AAA: 36.59 (+1.52s | 4.0%) | Streamliner Aquatics | 07/18/2025 | 2025 LCM Summer Championships | |
| 113 | Preston Tran | 38.12 | 9 | AA Min | AAA: 36.59 (+1.53s | 4.0%) | Irvine Novaquatics | 06/12/2025 | 2025 June Age Group Invite | |
| 114 | Jaxon Mendoza | 38.23 | 10 | AA Min | AAA: 36.59 (+1.64s | 4.3%) | San Benito Aquatics | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 115 | Robert Obermeyer | 38.25 | 10 | AA Min | AAA: 36.59 (+1.66s | 4.3%) | Piedmont Swim Team | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 116 | Colton Mueller | 38.33 | 9 | AA Min | AAA: 36.59 (+1.74s | 4.5%) | Coast Gaurd Blue Dolphins | 07/11/2024 | 2024 VSI Regional Summer Awards | |
| 117 | Rafael Parlato | 38.41 | 10 | AA Min | AAA: 36.59 (+1.82s | 4.7%) | Fenix Swim Club | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 118 | Travis Ward | 38.41 | 10 | AA Min | AAA: 36.59 (+1.82s | 4.7%) | Wolverine Aquatics | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 119 | Emmett Chen | 38.42 | 10 | AA Min | AAA: 36.59 (+1.83s | 4.8%) | San Ramon Valley Aquatics | 07/11/2025 | 2025 Age Group Championships | |
| 120 | Jeffrey Hill | 38.43 | 10 | AA Min | AAA: 36.59 (+1.84s | 4.8%) | Saint Andrew\\\\\\'s Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 121 | Zac Sonne | 38.48 | 10 | AA Min | AAA: 36.59 (+1.89s | 4.9%) | Indian River Aquatics | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 122 | Mason Ryu | 38.59 | 9 | AA Min | AAA: 36.59 (+2.00s | 5.2%) | Klg Sports Swim Team | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 123 | Mason Kim | 38.59 | 10 | AA Min | AAA: 36.59 (+2.00s | 5.2%) | Maywood Sparks Swim Team | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 124 | Logan Smith | 38.63 | 10 | A Min | AA: 38.59 (+0.04s | 0.1%) | Unattached | 07/31/2025 | 2025 Central Zone 14 Under Championship Mee | |
| 125 | Matias Cardona | 38.65 | 9 | A Min | AA: 38.59 (+0.06s | 0.2%) | SwimFast | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 126 | Ian Jo | 38.69 | 10 | A Min | AA: 38.59 (+0.10s | 0.3%) | Irvine Novaquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 127 | Enzo Tek | 38.70 | 10 | A Min | AA: 38.59 (+0.11s | 0.3%) | Sahuarita Stingrays | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 128 | Preston Mathis | 38.76 | 9 | A Min | AA: 38.59 (+0.17s | 0.4%) | Seahawks Swim Team | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 129 | Ozzy Su | 38.76 | 9 | A Min | AA: 38.59 (+0.17s | 0.4%) | Quicksilver Swimming | 07/11/2025 | 2025 Age Group Championships | |
| 130 | Erick Cruz | 38.81 | 9 | A Min | AA: 38.59 (+0.22s | 0.6%) | Whittier Aquatic Club | 07/25/2024 | 2024 CA SCS BREA Summer A G Champs | |
| 131 | William Xing | 38.81 | 10 | A Min | AA: 38.59 (+0.22s | 0.6%) | Olympus Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 132 | Harvey Zhang | 38.97 | 10 | A Min | AA: 38.59 (+0.38s | 1.0%) | Pro Swimming | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 133 | Liam Bundick | 38.98 | 9 | A Min | AA: 38.59 (+0.39s | 1.0%) | Alamo Area Aquatic Association | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 134 | Declan Neth | 39.00 | 9 | A Min | AA: 38.59 (+0.41s | 1.1%) | Mission Viejo Nadadores | 07/18/2024 | 2024 SCS MVN 14 Under Elite A G Champs | |
| 135 | Ryan Nesmith | 39.05 | 9 | A Min | AA: 38.59 (+0.46s | 1.2%) | Swim Florida | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 136 | Robert Richards | 39.08 | 9 | A Min | AA: 38.59 (+0.49s | 1.3%) | Bolles School Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 137 | Oliver Lyashenko | 39.09 | 9 | A Min | AA: 38.59 (+0.50s | 1.3%) | Tide Swimming | 07/11/2024 | 2024 VSI Regional Summer Awards | |
| 138 | Jasen Brice | 39.24 | 10 | A Min | AA: 38.59 (+0.65s | 1.7%) | Tampa Bay Aquatic Club | 04/18/2025 | 2025 SPA Spring First Long Course Meet | |
| 139 | Matvey Fadeev | 39.25 | 9 | A Min | AA: 38.59 (+0.66s | 1.7%) | Issaquah Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 140 | Jason Natali | 39.29 | 9 | A Min | AA: 38.59 (+0.70s | 1.8%) | Unattached | 08/07/2024 | 2024 EZ LC Age Group Championship | |
| 141 | Luke Dobberfuhl | 39.30 | 10 | A Min | AA: 38.59 (+0.71s | 1.8%) | Edina Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 142 | Parker Warren | 39.31 | 10 | A Min | AA: 38.59 (+0.72s | 1.8%) | Southwest Stars Swim Club | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 143 | Atticus Hendricks-Smith | 39.34 | 9 | A Min | AA: 38.59 (+0.75s | 1.9%) | Unattached | 08/06/2025 | 2025 Western Zone Age Group Championships | |
| 144 | Wu Zhou | 39.37 | 10 | A Min | AA: 38.59 (+0.78s | 2.0%) | Unattached | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 145 | Phan Dang | 39.39 | 9 | A Min | AA: 38.59 (+0.80s | 2.0%) | City of Plano Swimmers, Inc | 07/16/2025 | 2025 Texas Age Group Championships | |
| 146 | Alexander Lyavzin | 39.40 | 10 | A Min | AA: 38.59 (+0.81s | 2.1%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 147 | Tucker McCullough | 39.42 | 9 | A Min | AA: 38.59 (+0.83s | 2.1%) | Team Rebel Aquatics | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 148 | Landon Wang | 39.46 | 9 | A Min | AA: 38.59 (+0.87s | 2.2%) | Seattle Metropolitan Aquatic C | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
| 149 | Cameron Boitano | 39.47 | 9 | A Min | AA: 38.59 (+0.88s | 2.2%) | Pleasanton Seahawks | 07/11/2025 | 2025 Age Group Championships | |
| 150 | Brody Dennis | 39.48 | 9 | A Min | AA: 38.59 (+0.89s | 2.3%) | Foxjets Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
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.