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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Max Lin | 37.14 | 10 | AAA Min | AAAA: 36.39 (+0.75s | 2.0%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 52 | Benjamin Rozensztroch | 37.15 | 7 | AAA Min | AAAA: 36.39 (+0.76s | 2.0%) | Miami Country Day School | 10/15/2025 | 2025 South Florida MS Champs USA S OBS | |
| 53 | Marco Sun | 37.23 | 10 | AAA Min | AAAA: 36.39 (+0.84s | 2.3%) | Pleasanton Seahawks | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 54 | Keegan Donnelly | 37.26 | 10 | AAA Min | AAAA: 36.39 (+0.87s | 2.3%) | Mason Makos Swim Team | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 55 | Nate Zammit | 37.28 | 10 | AAA Min | AAAA: 36.39 (+0.89s | 2.4%) | Atlantis Swimming | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 56 | Maxim Kurochkin | 37.37 | 10 | AAA Min | AAAA: 36.39 (+0.98s | 2.6%) | Cat 5 Aquatics | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 57 | Alexander Bicherl | 37.38 | 10 | AAA Min | AAAA: 36.39 (+0.99s | 2.6%) | Bluefish Swim Club | 05/01/2026 | 2026 NE ABF Sprimg Off The Blocks | |
| 58 | Benjamin Hankinson | 37.42 | 9 | AAA Min | AAAA: 36.39 (+1.03s | 2.8%) | Jupiter Dragons Swim Team | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 59 | Andy Wang | 37.42 | 10 | AAA Min | AAAA: 36.39 (+1.03s | 2.8%) | Tualatin Hills Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 60 | HanJun Zhang | 37.43 | 10 | AAA Min | AAAA: 36.39 (+1.04s | 2.8%) | Wasc | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 61 | Ryan Tsuchitani | 37.46 | 10 | AAA Min | AAAA: 36.39 (+1.07s | 2.9%) | Mason Makos Swim Team | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 62 | August Liao | 37.46 | 10 | AAA Min | AAAA: 36.39 (+1.07s | 2.9%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 63 | Jozua Sugianto | 37.54 | 10 | AAA Min | AAAA: 36.39 (+1.15s | 3.1%) | California Dolphins Swim Team | 03/20/2026 | SCY Spring Age Group Championships | |
| 64 | Matthew Zhao | 37.55 | 10 | AAA Min | AAAA: 36.39 (+1.16s | 3.1%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 65 | Evan Jun | 37.65 | 9 | AAA Min | AAAA: 36.39 (+1.26s | 3.3%) | Kamehameha Swim Club | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 66 | Jayden Cheng | 37.66 | 10 | AAA Min | AAAA: 36.39 (+1.27s | 3.4%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 67 | Cameron Boitano | 37.70 | 10 | AAA Min | AAAA: 36.39 (+1.31s | 3.5%) | Pleasanton Seahawks | 03/20/2026 | SCY Spring Age Group Championships | |
| 68 | Romi Jones | 37.73 | 10 | AAA Min | AAAA: 36.39 (+1.34s | 3.6%) | Sandpipers of Nevada | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 69 | Rain Liu | 37.76 | 10 | AAA Min | AAAA: 36.39 (+1.37s | 3.6%) | Rancho San Dieguito | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 70 | Arthur Wang | 37.76 | 10 | AAA Min | AAAA: 36.39 (+1.37s | 3.6%) | Fort Meigs YMCA Stingrays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 71 | Linden Forney | 37.77 | 10 | AAA Min | AAAA: 36.39 (+1.38s | 3.7%) | Jesuit | 02/14/2025 | 2025 OR HS 6a 2 | |
| 72 | Judah Moss | 37.78 | 10 | AAA Min | AAAA: 36.39 (+1.39s | 3.7%) | Grand Rapids Aquatics | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 73 | Thomas Nash | 37.78 | 9 | AAA Min | AAAA: 36.39 (+1.39s | 3.7%) | Coast Gaurd Blue Dolphins | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 74 | Evan Neary | 37.82 | 10 | AAA Min | AAAA: 36.39 (+1.43s | 3.8%) | Mecklenburg Swim Association | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 75 | Mason Ryu | 37.83 | 10 | AAA Min | AAAA: 36.39 (+1.44s | 3.8%) | Klg Sports Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 76 | Pace Bui | 37.83 | 10 | AAA Min | AAAA: 36.39 (+1.44s | 3.8%) | Fog City Hammerheads | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | |
| 77 | Jacob Bao | 37.83 | 10 | AAA Min | AAAA: 36.39 (+1.44s | 3.8%) | Tac Titans | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 78 | Gavin Fobian | 37.91 | 5 | AAA Min | AAAA: 36.39 (+1.52s | 4.0%) | Alameda Gators | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | |
| 79 | Jake Stanwix | 37.96 | 10 | AAA Min | AAAA: 36.39 (+1.57s | 4.1%) | Nova of Virginia | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 80 | Michael Navarro | 38.04 | 10 | AAA Min | AAAA: 36.39 (+1.65s | 4.3%) | Swim Fort Lauderdale | 01/23/2026 | SPEEDO CUP CLOSED INVITE Copied | |
| 81 | Atticus Newbury | 38.05 | 10 | AAA Min | AAAA: 36.39 (+1.66s | 4.4%) | Twisters Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 82 | Wyatt Larson | 38.09 | 10 | AAA Min | AAAA: 36.39 (+1.70s | 4.5%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 83 | Marc Fat | 38.11 | 10 | AAA Min | AAAA: 36.39 (+1.72s | 4.5%) | Charles River Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 84 | Ike Gilman | 38.12 | 10 | AAA Min | AAAA: 36.39 (+1.73s | 4.5%) | Ridgeview | 02/14/2025 | 2025 OR HS 5a 4 | |
| 85 | Derrick Wu | 38.12 | 10 | AAA Min | AAAA: 36.39 (+1.73s | 4.5%) | Badger Swim Club,Inc. | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 86 | Axel Arnoldsson | 38.12 | 10 | AAA Min | AAAA: 36.39 (+1.73s | 4.5%) | Fenix Swim Club | 06/06/2026 | NMST June Invite 26 | |
| 87 | Layth Alkhairo | 38.12 | 9 | AAA Min | AAAA: 36.39 (+1.73s | 4.5%) | Reno Aquatic Club | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 88 | Russell Choy | 38.15 | 10 | AAA Min | AAAA: 36.39 (+1.76s | 4.6%) | Rio-Green | 01/24/2026 | 2026 SCS Swim Festival | |
| 89 | Joey Fox-Quamme | 38.18 | 10 | AAA Min | AAAA: 36.39 (+1.79s | 4.7%) | Jesuit | 02/14/2025 | 2025 OR HS 6a 2 | |
| 90 | James Williams | 38.18 | 10 | AAA Min | AAAA: 36.39 (+1.79s | 4.7%) | Eagle Swim Team Inc. | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 91 | Alexander Drewisis | 38.19 | 10 | AAA Min | AAAA: 36.39 (+1.80s | 4.7%) | Three Village Swim Club | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 92 | Aldar Khamutaev | 38.20 | 9 | AAA Min | AAAA: 36.39 (+1.81s | 4.7%) | Matchpoint Nyc | 11/15/2025 | 2025 MR FREE Freedom IMX Challenge | |
| 93 | Koku Saddawi-Banno | 38.22 | 9 | AAA Min | AAAA: 36.39 (+1.83s | 4.8%) | Jbarracudas Swim Team | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 94 | Ben Lin | 38.25 | 5 | AAA Min | AAAA: 36.39 (+1.86s | 4.9%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 95 | Nicholas Liu | 38.28 | 10 | AAA Min | AAAA: 36.39 (+1.89s | 4.9%) | Alto Swim Club | 03/28/2026 | Alto Rock The Blocks Invitational 2026 | |
| 96 | Harvey Zhang | 38.29 | 10 | AAA Min | AAAA: 36.39 (+1.90s | 5.0%) | Wave Aquatics | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 97 | Ryan Latronica | 38.35 | 10 | AA Min | AAA: 38.29 (+0.06s | 0.2%) | Hills Hurricane Swimming | 02/28/2026 | VJO Rep The Bay C B A+ 2026 Copied | |
| 98 | Artin Bonakchi | 38.39 | 10 | AA Min | AAA: 38.29 (+0.10s | 0.3%) | Unattached | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 99 | Dylan Laidlaw | 38.39 | 10 | AA Min | AAA: 38.29 (+0.10s | 0.3%) | Three Village Swim Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 100 | Yutaka Marescot | 38.39 | 10 | AA Min | AAA: 38.29 (+0.10s | 0.3%) | Phoenix Aquatic Club | 10/18/2025 | 2025 MR WEST Tricia Dewey Tails Of Hope | |
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.