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 | |
|---|---|---|---|---|---|---|---|---|---|
| 801 | Danylo Marshchivskyi | 36.96 | 8 | A Min | AA: 35.79 (+1.17s | 3.2%) | Blast Sharks | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 802 | James Ludington | 36.97 | 10 | A Min | AA: 35.79 (+1.18s | 3.2%) | Carolina Aquatic Team | 11/21/2025 | 2025 ECA Southeastern Classic | |
| 803 | Drexton Dorvil | 36.97 | 10 | A Min | AA: 35.79 (+1.18s | 3.2%) | Southwest Stars Swim Club | 06/28/2025 | 2025 FL Summer Area 2 Championships Working | |
| 804 | Kellan Simpkins | 36.97 | 10 | A Min | AA: 35.79 (+1.18s | 3.2%) | Sharks | 03/27/2026 | 2026 Sunshine State Showcase | |
| 805 | Jarvis Naveen | 36.97 | 9 | A Min | AA: 35.79 (+1.18s | 3.2%) | Life Time Swim Team - Central | 03/28/2026 | 2026 ST SGA Spring Fling Meet | |
| 806 | Owen Gray | 36.97 | 10 | A Min | AA: 35.79 (+1.18s | 3.2%) | Newberg | 02/13/2026 | 2026 OR HS 6A 3 | |
| 807 | Grayson Bachkosky | 36.98 | 9 | A Min | AA: 35.79 (+1.19s | 3.2%) | Bgc-N. Westchester Marlins | 01/30/2026 | 2026 MR BGNW February Freeze Invitational | |
| 808 | Rex Zhao | 36.98 | 10 | A Min | AA: 35.79 (+1.19s | 3.2%) | Machine Aquatics | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 809 | Judah Resnick | 36.99 | 10 | A Min | AA: 35.79 (+1.20s | 3.2%) | Fox Chapel Killer Whales | 02/13/2026 | 39th Black History Swim Meet | |
| 810 | Brian Pan | 36.99 | 10 | A Min | AA: 35.79 (+1.20s | 3.2%) | Badger Swim Club,Inc. | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 811 | Brayden Li | 36.99 | 9 | A Min | AA: 35.79 (+1.20s | 3.2%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 812 | Yutaka Marescot | 37.00 | 10 | A Min | AA: 35.79 (+1.21s | 3.3%) | Phoenix Aquatic Club | 01/23/2026 | 2026 MR PAC Winter Classic Invitational | |
| 813 | Arlo Edwards | 37.00 | 10 | A Min | AA: 35.79 (+1.21s | 3.3%) | Memphis Tiger Swimming | 10/03/2025 | 2025 Tiger Fall Classic | |
| 814 | Brayden Blaine | 37.00 | 10 | A Min | AA: 35.79 (+1.21s | 3.3%) | Montrose Marlins Swim Club | 05/03/2026 | 2026 CO Montrose Mini Sprint Meet | |
| 815 | Robert Mulder | 37.00 | 10 | A Min | AA: 35.79 (+1.21s | 3.3%) | Badger Swim Club,Inc. | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 816 | Wesley Wei | 37.01 | 10 | A Min | AA: 35.79 (+1.22s | 3.3%) | Seattle Metropolitan Aquatic C | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 817 | Eric Ruan | 37.02 | 9 | A Min | AA: 35.79 (+1.23s | 3.3%) | South East Metro Sharks | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 818 | Evan Jun | 37.02 | 9 | A Min | AA: 35.79 (+1.23s | 3.3%) | Kamehameha Swim Club | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 819 | Logan Liew | 37.03 | 10 | A Min | AA: 35.79 (+1.24s | 3.3%) | Streamliner Aquatics | 11/22/2025 | 57th Annual Thanksgiving Invitational | |
| 820 | Vincent Kaldau | 37.03 | 10 | A Min | AA: 35.79 (+1.24s | 3.3%) | VillaSport Swim Team | 01/18/2025 | 2025 LSST January Frosty Meet | |
| 821 | William Huang | 37.05 | 8 | A Min | AA: 35.79 (+1.26s | 3.4%) | Charles River Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 822 | Austin Shillman | 37.05 | 10 | A Min | AA: 35.79 (+1.26s | 3.4%) | Pine Crest Swimming | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 823 | Beckham Funderburk | 37.05 | 10 | A Min | AA: 35.79 (+1.26s | 3.4%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 824 | Bennett Cordero | 37.05 | 10 | A Min | AA: 35.79 (+1.26s | 3.4%) | Aquatic Team Of Mecklenburg | 03/20/2026 | 2026 BRSL Championships | |
| 825 | Zackary Gromowski | 37.06 | 9 | A Min | AA: 35.79 (+1.27s | 3.4%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 826 | Mitch Eichorn | 37.06 | 10 | A Min | AA: 35.79 (+1.27s | 3.4%) | Buckeye Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 827 | William Fry | 37.06 | 9 | A Min | AA: 35.79 (+1.27s | 3.4%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 828 | Nolan Meinen | 37.06 | 10 | A Min | AA: 35.79 (+1.27s | 3.4%) | Nitro Swimming | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 829 | Johnny Rudd | 37.07 | 10 | A Min | AA: 35.79 (+1.28s | 3.5%) | Jupiter Dragons Swim Team | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 830 | Kaulu Au | 37.07 | 10 | A Min | AA: 35.79 (+1.28s | 3.5%) | Rainbow Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 831 | Timur Kolchin | 37.07 | 10 | A Min | AA: 35.79 (+1.28s | 3.5%) | Fast Lane Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 832 | Vaughn Mastrucci | 37.08 | 8 | A Min | AA: 35.79 (+1.29s | 3.5%) | Saint Petersburg Aquatics | 01/23/2026 | BLOOMIN FAST SWIM MEET | |
| 833 | Zacharia Labyed | 37.09 | 9 | A Min | AA: 35.79 (+1.30s | 3.5%) | North Coast Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 834 | Benjamin Hankinson | 37.09 | 9 | A Min | AA: 35.79 (+1.30s | 3.5%) | Jupiter Dragons Swim Team | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 835 | Anderson Smith | 37.10 | 10 | A Min | AA: 35.79 (+1.31s | 3.5%) | Huntington YMCA Bluefish | 10/11/2025 | 2025 MR TVSC Ann Wycoff Memorial Swim Meet | |
| 836 | Benjamin Berling | 37.11 | 10 | A Min | AA: 35.79 (+1.32s | 3.6%) | Bolles School Sharks | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 837 | Yaroslav Biliavskyi | 37.11 | 10 | A Min | AA: 35.79 (+1.32s | 3.6%) | Tac Titans | 12/19/2025 | 2025 TAC TITANS Jingle Bells Meet | |
| 838 | Gunnels Fernando | 37.11 | 10 | A Min | AA: 35.79 (+1.32s | 3.6%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 839 | Cohen Gray | 37.12 | 10 | A Min | AA: 35.79 (+1.33s | 3.6%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/27/2026 | 2026 Junior Cup | |
| 840 | Jonathan Brightwell | 37.12 | 10 | A Min | AA: 35.79 (+1.33s | 3.6%) | Wake Aquatics | 02/21/2026 | 2026 SE WAKE Time Trials 21Feb2026 Wake Aquatics | |
| 841 | Max Morgan | 37.12 | 9 | A Min | AA: 35.79 (+1.33s | 3.6%) | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | ||
| 842 | Nathan Campbell | 37.12 | 9 | A Min | AA: 35.79 (+1.33s | 3.6%) | Southwestern Aquatics Team - S | 02/21/2025 | 2025 Gulf 12 Under Champs (DADS) | |
| 843 | Aiden Thomas | 37.13 | 10 | A Min | AA: 35.79 (+1.34s | 3.6%) | Greater Columbus Swim Tm Of Oh | 03/12/2026 | 2026 OH SC Junior Championships | |
| 844 | Austin Pham | 37.13 | 10 | A Min | AA: 35.79 (+1.34s | 3.6%) | Foothills Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 845 | Jarvis Qu | 37.13 | 9 | A Min | AA: 35.79 (+1.34s | 3.6%) | Mission Viejo Nadadores | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 846 | Tucker McCullough | 37.13 | 10 | A Min | AA: 35.79 (+1.34s | 3.6%) | Team Rebel Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 847 | William Mager | 37.13 | 9 | A Min | AA: 35.79 (+1.34s | 3.6%) | Green Bay Swim Club | 03/29/2025 | 2025 MN MYAS Midwest Regional Swim Meet | |
| 848 | Yihong Xiang | 37.14 | 10 | A Min | AA: 35.79 (+1.35s | 3.6%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 849 | Sebastian Wassenaar | 37.15 | 10 | A Min | AA: 35.79 (+1.36s | 3.7%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 850 | Cheng Dou | 37.16 | 10 | A Min | AA: 35.79 (+1.37s | 3.7%) | Alto Swim Club | 03/20/2026 | SCY Spring Age Group 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.