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 | |
|---|---|---|---|---|---|---|---|---|---|
| 9101 | Charles Richter | 53.17 | 10 | B: 48.29 (+4.88s | 9.2%) | South Bay Aquatics | 11/02/2024 | 2024 SI SBA All Ages B C BB Max Meet Nov 2 3 | ||
| 9102 | Ammar Lone | 53.17 | 10 | B: 48.29 (+4.88s | 9.2%) | Blue Dolfins | 07/26/2025 | BD End Of Summer 2025 Invitational | ||
| 9103 | Lincoln Gonzalez | 53.17 | 9 | B: 48.29 (+4.88s | 9.2%) | Frederick Area Swim Team | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | ||
| 9104 | Alfred Yang | 53.17 | 9 | B: 48.29 (+4.88s | 9.2%) | Aquajets Swim Team | 02/08/2025 | 2025 MN AQJT February Invite | ||
| 9105 | Reese Sheldon | 53.17 | 10 | B: 48.29 (+4.88s | 9.2%) | New Wave Swim Team | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | ||
| 9106 | Dean Agresta | 53.17 | 9 | B: 48.29 (+4.88s | 9.2%) | Connetquot Swim Club | 03/01/2026 | 2026 MR TVSC St Patrick S Day Last Chance | ||
| 9107 | Satya Gidwani | 53.17 | 10 | B: 48.29 (+4.88s | 9.2%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | ||
| 9108 | Jiaqi Zong | 53.17 | 8 | B: 48.29 (+4.88s | 9.2%) | Santa Clara Swim Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | ||
| 9109 | Benjamin Schmid | 53.17 | 10 | B: 48.29 (+4.88s | 9.2%) | Foxjets Swim Team | 02/21/2026 | 2026 MN FOXJ MN Bronze Championship | ||
| 9110 | Devin Depuy | 53.17 | 10 | B: 48.29 (+4.88s | 9.2%) | Northern Dutchess Aquatic Club | 12/06/2025 | 2025 MR NDAC Kevin Storrs Winter Festival | ||
| 9111 | Connor Lambert | 53.17 | 10 | B: 48.29 (+4.88s | 9.2%) | Pen Bay Sailfish | 02/27/2026 | 2026 NE Maine State Y Championships | ||
| 9112 | Eli Song | 53.18 | 8 | B: 48.29 (+4.89s | 9.2%) | Tri-city Channel Cats | 02/13/2026 | (Pullman) 2026 IES Jr Champs | ||
| 9113 | Samuel Kimmelman | 53.18 | 9 | B: 48.29 (+4.89s | 9.2%) | Alamo Area Aquatic Association | 11/22/2025 | 2025 Harvest Hustle | ||
| 9114 | Aarav Mehta | 53.18 | 9 | B: 48.29 (+4.89s | 9.2%) | Alto Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | ||
| 9115 | James Higdon | 53.18 | 10 | B: 48.29 (+4.89s | 9.2%) | Parkway-Rockwood Gateway Swim | 03/07/2026 | 2026 GTWY 8 Under Champs | ||
| 9116 | Leo Sharrak | 53.18 | 8 | B: 48.29 (+4.89s | 9.2%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/13/2026 | 2026 Showdown In Motown | ||
| 9117 | Arjun Dixit | 53.18 | 10 | B: 48.29 (+4.89s | 9.2%) | Washingtonians Swim Club | 02/20/2026 | 2026 Machine Qualifier | ||
| 9118 | Brence Dadulla | 53.18 | 9 | B: 48.29 (+4.89s | 9.2%) | Team Charlotte Swimming | 10/11/2025 | 2025 NC Queen City Dolphins Diversity Invite | ||
| 9119 | Micah Bu | 53.19 | 8 | B: 48.29 (+4.90s | 9.2%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | ||
| 9120 | Shawn Kumar | 53.19 | 10 | B: 48.29 (+4.90s | 9.2%) | Mecklenburg Swim Association | 11/07/2025 | 2025 Veterans Day Inv Presented By Arena | ||
| 9121 | Jude Knittel | 53.20 | 7 | B: 48.29 (+4.91s | 9.2%) | Patriot Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | ||
| 9122 | Jonas Labman | 53.20 | 9 | B: 48.29 (+4.91s | 9.2%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | ||
| 9123 | Lionel Rosos | 53.20 | 9 | B: 48.29 (+4.91s | 9.2%) | Bayside Aquatics | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | ||
| 9124 | Paxton Wooters | 53.20 | 9 | B: 48.29 (+4.91s | 9.2%) | Machine Aquatics | 10/10/2025 | 2025 PV October Open Fairland | ||
| 9125 | Lucas Chan | 53.20 | 8 | B: 48.29 (+4.91s | 9.2%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 9126 | Sylas Cary | 53.20 | 8 | B: 48.29 (+4.91s | 9.2%) | Southern Maryland Aquatics | 11/07/2025 | 2025 CAC 5th Annual Zachary Spain Memorial Me | ||
| 9127 | Connor Nguyen | 53.20 | 7 | B: 48.29 (+4.91s | 9.2%) | Houston Hydra | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | ||
| 9128 | Matthew Li | 53.20 | 9 | B: 48.29 (+4.91s | 9.2%) | Long Island Aquatic Club | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | ||
| 9129 | Brayden Greene | 53.21 | 10 | B: 48.29 (+4.92s | 9.2%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | ||
| 9130 | Jack Bloecher | 53.21 | 8 | B: 48.29 (+4.92s | 9.2%) | Jackson Swim Team | 11/21/2025 | 2025 Tiger Turkey Tumble | ||
| 9131 | Graham Davis | 53.21 | 9 | B: 48.29 (+4.92s | 9.2%) | Crimson Aquatics | 12/12/2025 | 2025 NE CRIM Frosty Frenzy Trials Finals | ||
| 9132 | Sawyer Nichols | 53.21 | 10 | B: 48.29 (+4.92s | 9.2%) | Opelika Swim Team | 09/20/2025 | OST Fall Invite | ||
| 9133 | Luca Mazzocchetti | 53.21 | 8 | B: 48.29 (+4.92s | 9.2%) | Dads Club Swim Team | 01/18/2025 | 2025 LSST January Frosty Meet | ||
| 9134 | Noah Sea | 53.21 | 7 | B: 48.29 (+4.92s | 9.2%) | Tualatin Hills Swim Club | 12/12/2025 | 2025 OR TTSC Holiday Invitational Meet | ||
| 9135 | Jonas Ho | 53.21 | 10 | B: 48.29 (+4.92s | 9.2%) | York Swim Club of Northern Vir | 11/21/2025 | 2025 Swim Rock | ||
| 9136 | William Temple | 53.22 | 10 | B: 48.29 (+4.93s | 9.3%) | Jenison | 01/10/2026 | 2026 Zeeland Winter Classic | ||
| 9137 | Emmett Keil | 53.22 | 8 | B: 48.29 (+4.93s | 9.3%) | Aquajets Swim Team | 01/24/2026 | 2026 MN AQJT Winter Invite | ||
| 9138 | Logan Liang | 53.22 | 9 | B: 48.29 (+4.93s | 9.3%) | Lifetime | 01/16/2026 | 2026 NE SAC Bronze Championships | ||
| 9139 | Howard Brodbeck | 53.22 | 9 | B: 48.29 (+4.93s | 9.3%) | Tac Titans | 01/11/2026 | TAC TITANS January Intrasquad Meet | ||
| 9140 | Feliks Marszewski | 53.22 | 8 | B: 48.29 (+4.93s | 9.3%) | Greater Toledo Aquatic Club | 12/12/2025 | 2025 GLT Tsunami | ||
| 9141 | Abram Hanna | 53.22 | 9 | B: 48.29 (+4.93s | 9.3%) | Jupiter Dragons Swim Team | 02/06/2026 | 2026 Matt Mounts Memorial Swim Meet | ||
| 9142 | Anthony He | 53.22 | 9 | B: 48.29 (+4.93s | 9.3%) | Crimson Aquatics | 11/14/2025 | 2025 NE CRIM November Specialty Copied C | ||
| 9143 | Aaron Smith | 53.23 | 9 | B: 48.29 (+4.94s | 9.3%) | Top Speed Aquatic Club | 01/11/2026 | 2026 New Year Speed Run | ||
| 9144 | Parke Pierson | 53.23 | 8 | B: 48.29 (+4.94s | 9.3%) | Tide Swimming | 09/20/2025 | 2025 TIDE King Neptune Meet | ||
| 9145 | Nicholas Elyussif | 53.23 | 10 | B: 48.29 (+4.94s | 9.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/31/2026 | 2026 Guppy Bowl | ||
| 9146 | Oliver Zuber-Harris | 53.23 | 10 | B: 48.29 (+4.94s | 9.3%) | Tualatin Hills Swim Club | 11/07/2025 | 2025 THSC November Open | ||
| 9147 | Alexandros Ferssizidis | 53.23 | 8 | B: 48.29 (+4.94s | 9.3%) | Potomac Marlins | 01/10/2026 | 2026 Snowdude Mini Meet | ||
| 9148 | Deacon Kendall | 53.23 | 9 | B: 48.29 (+4.94s | 9.3%) | Lehi Aquatics | 12/13/2025 | 2025 UTAH Winter Classic | ||
| 9149 | Vincent Volz | 53.24 | 9 | B: 48.29 (+4.95s | 9.3%) | Vacationland Swim Club | 02/19/2026 | 2026 OH SOS SC Regional Championships | ||
| 9150 | Dylan Kossack | 53.24 | 10 | B: 48.29 (+4.95s | 9.3%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | ||
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.