USA Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1651 | Calvin Prosinski | 47.23 | 8 | BB Min | A: 42.09 (+5.14s | 10.9%) | Sporting Jax Aquatic Club | 06/26/2026 | 2026 SwimRise Season Finale | |
| 1652 | Henry Huang | 47.23 | 10 | BB Min | A: 42.09 (+5.14s | 10.9%) | Daly City Dolphins | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 1653 | Coen Yazdani | 47.23 | 10 | BB Min | A: 42.09 (+5.14s | 10.9%) | San Antonio Wave | 10/24/2026 | 2026 ST NIST Spooky Splash | |
| 1654 | Kane Powell | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | Sea Bees Swim Club | 03/07/2026 | 2026 Lake Superior Regional Meet | |
| 1655 | Harrison Tian | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | San Ramon Valley Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 1656 | Jackson Scheel | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | Valley Shore YMCA Marlins | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 1657 | Eric Hu | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 1658 | Conrad Harkness | 47.24 | 10 | BB Min | A: 42.09 (+5.15s | 10.9%) | Cincinnati Marlins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1659 | Thomas Ho | 47.25 | 10 | BB Min | A: 42.09 (+5.16s | 10.9%) | Nitro Swimming | 09/18/2026 | 2026 ST AQTX Round Rock Unclassified | |
| 1660 | Levi Strauss | 47.27 | 10 | BB Min | A: 42.09 (+5.18s | 11.0%) | Swim Gym | 10/10/2026 | NMST BMHG October Invite 26 | |
| 1661 | Nikshay Chandrasekar | 47.27 | 10 | BB Min | A: 42.09 (+5.18s | 11.0%) | Bayclub Aquatic Swim Team | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 1662 | Haoliang Cao | 47.27 | 10 | BB Min | A: 42.09 (+5.18s | 11.0%) | Csp Tideriders | 10/09/2026 | Fall Festival Invitational | |
| 1663 | Ateru Yonezawa | 47.28 | 9 | BB Min | A: 42.09 (+5.19s | 11.0%) | Central Queens Ym-Ywha | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 1664 | Moses Duong | 47.28 | 10 | BB Min | A: 42.09 (+5.19s | 11.0%) | Firestone Akron Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1665 | Liam Laughton | 47.28 | 10 | BB Min | A: 42.09 (+5.19s | 11.0%) | Retriever Aquatic Club | 11/14/2025 | GBSA 2025 Thanksgiving Swim Fest | |
| 1666 | Talan Zimmerman | 47.28 | 10 | BB Min | A: 42.09 (+5.19s | 11.0%) | Kona Dolphins Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 1667 | Platon Smirnov | 47.28 | 9 | BB Min | A: 42.09 (+5.19s | 11.0%) | Sunnyvale Swim Club | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 1668 | Milo Chan | 47.28 | 10 | BB Min | A: 42.09 (+5.19s | 11.0%) | Seattle Metropolitan Aquatic C | 10/23/2026 | 2026 THSC Fall Invitational | |
| 1669 | Advik Krishnan | 47.29 | 9 | BB Min | A: 42.09 (+5.20s | 11.0%) | Anglerfish Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 1670 | Oliver Arnoldsson | 47.29 | 8 | BB Min | A: 42.09 (+5.20s | 11.0%) | Fenix Swim Club | 10/10/2026 | NMST BMHG October Invite 26 | |
| 1671 | Matthew Fernandez | 47.29 | 9 | BB Min | A: 42.09 (+5.20s | 11.0%) | Blue Marlins Of Hialeah Garden | 09/19/2026 | 2026 Scotty Invite | |
| 1672 | Phillip Prado | 47.30 | 9 | BB Min | A: 42.09 (+5.21s | 11.0%) | Long Island Aquatic Club | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 1673 | Anthony Wang | 47.30 | 9 | BB Min | A: 42.09 (+5.21s | 11.0%) | Dragon Swim Team | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 1674 | Liam Brennan | 47.30 | 10 | B: 43.49 (+3.81s | 8.1%) | Mecklenburg Swim Association | 01/17/2026 | 2026 MSA January Invite | ||
| 1675 | Luke Skillman | 47.30 | 10 | BB Min | A: 42.09 (+5.21s | 11.0%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 1676 | Ethan Hartley | 47.30 | 10 | BB Min | A: 42.09 (+5.21s | 11.0%) | Quest Swimming | 11/15/2025 | 2025 WAC Fall Classic | |
| 1677 | George Gray | 47.30 | 10 | BB Min | A: 42.09 (+5.21s | 11.0%) | Portland Aquatic Club | 12/13/2025 | 2025 OR HEAT Winter Invitational | |
| 1678 | Yul Springborn | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Hammerhead Swim Club | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 1679 | Maddox Winegar | 47.31 | 9 | BB Min | A: 42.09 (+5.22s | 11.0%) | Bloomington Normal Swim Club | 03/26/2026 | Destination Athlete Centennial Invite 2026 | |
| 1680 | Callan Poirier | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Eagle Swim Team Inc. | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 1681 | Aleksander Zuev | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Foothills Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1682 | Rory Lan | 47.31 | 9 | BB Min | A: 42.09 (+5.22s | 11.0%) | DeAnza Cupertino Aquatics | 10/03/2026 | 2026 De Anza Cupertino Aquatics SC CBA Meet | |
| 1683 | Donovan Di Loreto | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Carson Tigersharks | 07/31/2026 | 2026 High Country Short Course Championship | |
| 1684 | Clarence Lee | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Daly City Dolphins | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 1685 | Wells Holliday | 47.31 | 9 | BB Min | A: 42.09 (+5.22s | 11.0%) | Huntsville Swim Association | 09/26/2026 | 2026 Ricky Hui Meet | |
| 1686 | Marshall Fiksdale | 47.31 | 9 | BB Min | A: 42.09 (+5.22s | 11.0%) | Siouxland Wave Aquatic Team | 10/24/2026 | 2026 SD SFST Swim Series Meet #2 | |
| 1687 | Seth DiMarco | 47.32 | 10 | BB Min | A: 42.09 (+5.23s | 11.1%) | Mystic Hammerheads | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 1688 | Caden Shane | 47.32 | 10 | BB Min | A: 42.09 (+5.23s | 11.1%) | Sarasota Tsunami Swim Team | 01/10/2026 | 2026 WINTERFEST SWIM MEET | |
| 1689 | Vivaan Agarwal | 47.32 | 9 | BB Min | A: 42.09 (+5.23s | 11.1%) | Wave Aquatics | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 1690 | Maximus Erhardt | 47.33 | 10 | BB Min | A: 42.09 (+5.24s | 11.1%) | Cardinal and Gold Aquatics | 11/14/2025 | Harvest Festival 2025 | |
| 1691 | Colson Glatzer | 47.33 | 9 | BB Min | A: 42.09 (+5.24s | 11.1%) | Piranha Aquatics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1692 | Isaac Dowling | 47.34 | 10 | BB Min | A: 42.09 (+5.25s | 11.1%) | Millard Aquatic Club | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 1693 | Kyle Jin | 47.34 | 9 | BB Min | A: 42.09 (+5.25s | 11.1%) | Huntington YMCA Bluefish | 10/11/2025 | 2025 MR TVSC Ann Wycoff Memorial Swim Meet | |
| 1694 | Jack Griego | 47.34 | 9 | BB Min | A: 42.09 (+5.25s | 11.1%) | Waterloo Swimming | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 1695 | Zachary Chen | 47.34 | 10 | BB Min | A: 42.09 (+5.25s | 11.1%) | Sierra Marlins Swim Team | 09/26/2026 | 2026 CCA Spook Tacular | |
| 1696 | Finneran Chen | 47.34 | 10 | BB Min | A: 42.09 (+5.25s | 11.1%) | Samena Club Swim Team | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 1697 | Hudson Bratton | 47.34 | 10 | BB Min | A: 42.09 (+5.25s | 11.1%) | Lakeside Swim Team | 10/16/2026 | 2026 SwimVille USA Jack Thompson Classic | |
| 1698 | Weston Gold | 47.35 | 9 | BB Min | A: 42.09 (+5.26s | 11.1%) | Old Dominion Aquatic Club | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 1699 | Lucas Howell | 47.35 | 10 | BB Min | A: 42.09 (+5.26s | 11.1%) | Farmingdale Aquatics | 12/12/2025 | 2025 NE NSSC Dec Holiday Celebration! | |
| 1700 | Zihao Wu | 47.35 | 9 | BB Min | A: 42.09 (+5.26s | 11.1%) | YMCA of the Triangle Area Swim | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier 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.