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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Andrew Aldonas | 38.40 | 10 | AA Min | AAA: 38.29 (+0.11s | 0.3%) | Arlington Aquatic Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 102 | Alexander Kovnatsky | 38.42 | 10 | AA Min | AAA: 38.29 (+0.13s | 0.3%) | Orinda Aquatics | 03/28/2026 | Piedmont Swim Team C B BB+ | |
| 103 | Titus Wu | 38.49 | 10 | AA Min | AAA: 38.29 (+0.20s | 0.5%) | Lynchburg YMCA Swim Team | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 104 | Leonardo Mora Carrillo | 38.49 | 10 | AA Min | AAA: 38.29 (+0.20s | 0.5%) | Blue Marlins Aquatic Club | 04/18/2026 | 2026 BMAC Spring Speed Challenge | |
| 105 | Anderson Grant | 38.50 | 9 | AA Min | AAA: 38.29 (+0.21s | 0.5%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 106 | Jack Nayar | 38.52 | 10 | AA Min | AAA: 38.29 (+0.23s | 0.6%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 107 | Elliott Gies | 38.55 | 10 | AA Min | AAA: 38.29 (+0.26s | 0.7%) | Egra Waves | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 108 | James Parker | 38.56 | 10 | AA Min | AAA: 38.29 (+0.27s | 0.7%) | Machine Aquatics | 11/06/2025 | 2025 TAC TITANS Big Southern Classic | |
| 109 | Mason Bailey | 38.56 | 10 | AA Min | AAA: 38.29 (+0.27s | 0.7%) | SwimRVA | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 110 | Andrew Branach | 38.59 | 10 | AA Min | AAA: 38.29 (+0.30s | 0.8%) | Bergen Barracudas Swim Team | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | |
| 111 | Thomas Nguyen | 38.63 | 10 | AA Min | AAA: 38.29 (+0.34s | 0.9%) | Cascade Swim Club | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 112 | Abraham Cheng | 38.66 | 10 | AA Min | AAA: 38.29 (+0.37s | 1.0%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 113 | Roman Kuleshov | 38.67 | 9 | AA Min | AAA: 38.29 (+0.38s | 1.0%) | Saint Andrew\\\\\\'s Aquatics | 12/11/2025 | 35th Annual Winter Championships | |
| 114 | Trip Ash | 38.70 | 10 | AA Min | AAA: 38.29 (+0.41s | 1.1%) | SwimMAC Carolina | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 115 | Patrick Rollins | 38.72 | 10 | AA Min | AAA: 38.29 (+0.43s | 1.1%) | Atlantis Swimming | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 116 | Connor Sherman | 38.74 | 10 | AA Min | AAA: 38.29 (+0.45s | 1.2%) | Grosse Pointe Gators | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 117 | Sebastian Reilly | 38.77 | 10 | AA Min | AAA: 38.29 (+0.48s | 1.2%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 118 | Angel Garcia | 38.78 | 10 | AA Min | AAA: 38.29 (+0.49s | 1.3%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 119 | Demian Jarmy | 38.81 | 10 | AA Min | AAA: 38.29 (+0.52s | 1.3%) | Pleasanton Seahawks | 11/08/2025 | Albany Armada Aquatics C B BB+ Meet | |
| 120 | Thomas Sayer | 38.81 | 10 | AA Min | AAA: 38.29 (+0.52s | 1.3%) | Foxjets Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 121 | James Ludington | 38.81 | 10 | AA Min | AAA: 38.29 (+0.52s | 1.3%) | Carolina Aquatic Team | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 122 | Renzhi Dong | 38.81 | 10 | AA Min | AAA: 38.29 (+0.52s | 1.3%) | Charles River Aquatics | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 123 | Judah Resnick | 38.83 | 10 | AA Min | AAA: 38.29 (+0.54s | 1.4%) | Fox Chapel Killer Whales | 02/13/2026 | 39th Black History Swim Meet | |
| 124 | Ryan Wang | 38.83 | 9 | AA Min | AAA: 38.29 (+0.54s | 1.4%) | Stamford Sailfish Aquatic Club | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 125 | Oliver Cutler | 38.85 | 10 | AA Min | AAA: 38.29 (+0.56s | 1.4%) | Raleigh Swimming Association | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 126 | Gregory Rucker | 38.85 | 10 | AA Min | AAA: 38.29 (+0.56s | 1.4%) | Firestone Akron Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 127 | David Grant | 38.88 | 10 | AA Min | AAA: 38.29 (+0.59s | 1.5%) | Fort Collins Area Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 128 | Leo Mercier | 38.88 | 10 | AA Min | AAA: 38.29 (+0.59s | 1.5%) | Egra Waves | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 129 | Lathan Su | 38.89 | 10 | AA Min | AAA: 38.29 (+0.60s | 1.5%) | Tokyo-Red | 01/24/2026 | 2026 SCS Swim Festival | |
| 130 | Jude Lowe | 38.91 | 10 | AA Min | AAA: 38.29 (+0.62s | 1.6%) | City of Charleston Southern M | 03/19/2026 | 2026 NC TAC ESSZ Age Group Sectionals | |
| 131 | Ethan Qu | 38.91 | 10 | AA Min | AAA: 38.29 (+0.62s | 1.6%) | Santa Clara Swim Club | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 132 | Allen Chen | 38.91 | 10 | AA Min | AAA: 38.29 (+0.62s | 1.6%) | Seattle Metropolitan Aquatic C | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 133 | Yuri Igitkhanyan | 38.91 | 10 | AA Min | AAA: 38.29 (+0.62s | 1.6%) | Stingrays | 03/27/2026 | 2026 Sunshine State Showcase | |
| 134 | Justus Waqainabete | 38.97 | 10 | AA Min | AAA: 38.29 (+0.68s | 1.7%) | Aulea Swim Club | 10/25/2025 | 2025 HI 25th Annual Bill Smith Invitational | |
| 135 | Kairav Venugopal | 38.98 | 10 | AA Min | AAA: 38.29 (+0.69s | 1.8%) | All Star Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 136 | Jayden Liu | 38.99 | 10 | AA Min | AAA: 38.29 (+0.70s | 1.8%) | Seattle Metropolitan Aquatic C | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 137 | Ken Lee | 39.02 | 10 | AA Min | AAA: 38.29 (+0.73s | 1.9%) | Jersey Flyers Aquatic Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 138 | Zachary Zeng | 39.02 | 10 | AA Min | AAA: 38.29 (+0.73s | 1.9%) | Waterloo Swimming | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 139 | Yakov Liddell | 39.03 | 5 | AA Min | AAA: 38.29 (+0.74s | 1.9%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 140 | Maxwell Dean | 39.04 | 10 | AA Min | AAA: 38.29 (+0.75s | 1.9%) | Voltage Aquatics | 12/13/2025 | 2025 Holiday Classic | |
| 141 | James Martin | 39.07 | 10 | AA Min | AAA: 38.29 (+0.78s | 2.0%) | Nova of Virginia | 01/16/2026 | GSA January Jump Start 2026 | |
| 142 | Miro Wang | 39.08 | 10 | AA Min | AAA: 38.29 (+0.79s | 2.0%) | Santa Clara Swim Club | 03/20/2026 | SCY Spring Age Group Championships | |
| 143 | Sasha Herischi | 39.09 | 10 | AA Min | AAA: 38.29 (+0.80s | 2.0%) | All Star Aquatics | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 144 | Isaac Toledo | 39.09 | 10 | AA Min | AAA: 38.29 (+0.80s | 2.0%) | Fusion Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 145 | Jace Djang | 39.10 | 10 | AA Min | AAA: 38.29 (+0.81s | 2.1%) | Lake Erie Silver Dolphins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 146 | Jameson Leung | 39.11 | 10 | AA Min | AAA: 38.29 (+0.82s | 2.1%) | Trident Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 147 | Luke Chen | 39.13 | 10 | AA Min | AAA: 38.29 (+0.84s | 2.1%) | Three Village Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 148 | Braeden Crowe | 39.13 | 10 | AA Min | AAA: 38.29 (+0.84s | 2.1%) | Nu Wave Swim Club | 03/06/2026 | Speedo Southern Premier | |
| 149 | Henry Bresson | 39.18 | 10 | AA Min | AAA: 38.29 (+0.89s | 2.3%) | Chinook Aquatic Club | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 150 | Aiden Cowles | 39.18 | 10 | AA Min | AAA: 38.29 (+0.89s | 2.3%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimRVA Clover Cup | |
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.