USA Boys 10 & under - 50 M 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
701 Yusuf Awad 56.70 7 B Min BB: 54.39 (+2.31s | 4.1%) Gator Swim Club 06/20/2025 2025 FAST Independence Invitational
702 Mario Aoki 56.70 8 B Min BB: 54.39 (+2.31s | 4.1%) Falfins Swimming 05/30/2025 2025 CO COSA Long Course Open
703 Ari Kautzer 56.70 8 B Min BB: 54.39 (+2.31s | 4.1%) Lakewood Ranch Swim Associatio 06/19/2025 2025 Shark Open
704 Lucas Shamshurin 56.72 10 B Min BB: 54.39 (+2.33s | 4.1%) Bellevue Club Swim Team 07/24/2025 2025 PN LC 12 U Championships
705 Jhett Iwanow 56.73 10 B Min BB: 54.39 (+2.34s | 4.1%) Florida Elite Swimming 05/23/2025 2025 T2 Aquatics Norris Foundation LC Meet
706 Noah Thomas 56.75 7 B Min BB: 54.39 (+2.36s | 4.2%) Tide Swimming 04/20/2024 2024 Black Vs Blue Intrasquad Meet
707 Jude Pieper 56.76 10 B Min BB: 54.39 (+2.37s | 4.2%) Cysc Riptide 02/01/2026 2026 MW App HG Scott Usher Pentathlon
708 Luke Lim 56.76 9 B Min BB: 54.39 (+2.37s | 4.2%) Alto Swim Club 04/19/2025 Alto Spring Jam Meet
709 Ryan Ferguson 56.79 8 B Min BB: 54.39 (+2.40s | 4.2%) Santa Clara Swim Club 06/27/2025 Valley Splash
710 Alexander Cuellar 56.80 8 B Min BB: 54.39 (+2.41s | 4.2%) EL Paso Border Land Swim Team 06/28/2024 2024 EPAP Jack White Classic
711 Elliot Gorman 56.81 9 B Min BB: 54.39 (+2.42s | 4.3%) Front Range Barracudas 07/25/2025 2025 CO CSI Age Group Championships
712 Bennett Calliham 56.82 8 B Min BB: 54.39 (+2.43s | 4.3%) Loveland Swim Club 07/25/2025 2025 CO CSI Age Group Championships
713 Lukas Zazhitskiy 56.83 8 B Min BB: 54.39 (+2.44s | 4.3%) Highlands Ranch Aquatics 06/06/2025 2025 CO NJ Summer Solstice Invitational
714 Kellan Yosay 56.84 7 B Min BB: 54.39 (+2.45s | 4.3%) SwimRVA 05/31/2024 2024 SwimRVA Success Bell
715 Micah Lamb 56.85 9 B Min BB: 54.39 (+2.46s | 4.3%) Riptide Aquatics 05/16/2025 2025 FAST May Invite
716 Austin Dunn 56.86 9 B Min BB: 54.39 (+2.47s | 4.3%) Streamliner Aquatics 07/18/2025 2025 LCM Summer Championships
717 Sammuel Zhou 56.87 10 B Min BB: 54.39 (+2.48s | 4.4%) Alto Swim Club 04/19/2025 Alto Spring Jam Meet
718 Harper Ren 56.87 10 B Min BB: 54.39 (+2.48s | 4.4%) Blue Dolfins 05/16/2025 2025 PA Long Course Invite
719 Fwj Xiong 56.88 10 B Min BB: 54.39 (+2.49s | 4.4%) South East Metro Sharks 07/18/2025 2025 MN STRM Minnesota Regional Championship
720 Theodore McElderry 56.88 9 B Min BB: 54.39 (+2.49s | 4.4%) Utah Valley Aquatics 04/18/2025 2025 UVrays TriMeet CHAT SLC Legends
721 Wesley Ho 56.88 9 B Min BB: 54.39 (+2.49s | 4.4%) Aspire Aquatics of Colorado 07/25/2025 2025 CO CSI Age Group Championships
722 Alexander Chung 56.90 10 B Min BB: 54.39 (+2.51s | 4.4%) Palo Alto Stanford Aquatics 05/17/2025 2025 LAMV SCM C B A+
723 Gray Gilman 56.91 9 B Min BB: 54.39 (+2.52s | 4.4%) Olympus Aquatics 06/27/2025 2nd Annual Water Dragon Open
724 Peter Neibaur 56.91 8 B Min BB: 54.39 (+2.52s | 4.4%) Voltage Aquatics 06/07/2025 Summer Classics 2025
725 Sylvain Lanshe 56.93 8 B Min BB: 54.39 (+2.54s | 4.5%) Waterloo Swimming 04/27/2025 2025 ST WLOO Waterloo Classic
726 Jake Lu 56.96 9 B Min BB: 54.39 (+2.57s | 4.5%) Burlingame Aquatics 06/06/2025 BAC C B A Meet
727 Daniel Kalinovski 57.03 9 B Min BB: 54.39 (+2.64s | 4.6%) Otter Swim Club 06/27/2025 Silicon Valley LC CBA+ Meet
728 Caleb Fett 57.05 10 B Min BB: 54.39 (+2.66s | 4.7%) South East Metro Sharks 07/18/2025 2025 MN STRM Minnesota Regional Championship
729 Seoyul Moon 57.05 10 B Min BB: 54.39 (+2.66s | 4.7%) Pleasanton Seahawks 06/20/2025 Zone 2 Last Chance To AG Champs
730 Landon Wang 57.06 9 B Min BB: 54.39 (+2.67s | 4.7%) Seattle Metropolitan Aquatic C 05/29/2025 2025 IE VS Apple Capital
731 Greyson Huddleston 57.07 8 B Min BB: 54.39 (+2.68s | 4.7%) Patriot Aquatics 06/12/2025 2025 RAFC Summer Solstice
732 Adam Jiang 57.07 9 B Min BB: 54.39 (+2.68s | 4.7%) Waterloo Swimming 06/22/2025 2025 ST WLOO LC Last Chance
733 Gairen Bean 57.10 9 B Min BB: 54.39 (+2.71s | 4.7%) South Bay Aquatics 07/11/2025 2025 SI SDSA All Ages NTS Meet
734 Brody Dennis 57.11 9 B Min BB: 54.39 (+2.72s | 4.8%) Foxjets Swim Team 07/18/2025 2025 MN STRM Minnesota Regional Championship
735 Chayton Zhou 57.11 8 B Min BB: 54.39 (+2.72s | 4.8%) Pleasanton Seahawks 05/24/2025 2025 Tiger Aquatics C B BB+ Memorial Day Meet
736 Grayson King 57.11 8 B Min BB: 54.39 (+2.72s | 4.8%) Riptide Swim Team 06/13/2025 2025 MN RSC Summerfest
737 Brody Whitmire 57.12 10 B Min BB: 54.39 (+2.73s | 4.8%) The Dalles Swim Team 06/20/2025 72nd Annual Ted Walker Invitational
738 Leonel Jimenez Martinez 57.13 9 B Min BB: 54.39 (+2.74s | 4.8%) Dorados 05/02/2025 2025 ST 22nd Annual Cinco De Mayo
739 Shane Kirkwood 57.14 9 B Min BB: 54.39 (+2.75s | 4.8%) Lake Oswego Swim Club 07/12/2025 2025 OSI Arena Summer LC 10 U Championships
740 Jaden Langley 57.14 9 B Min BB: 54.39 (+2.75s | 4.8%) Rocky Mountain Rapids 05/30/2025 2025 CO COSA Long Course Open
741 Aiden Huang 57.15 9 B Min BB: 54.39 (+2.76s | 4.8%) DeAnza Cupertino Aquatics 06/27/2025 Silicon Valley LC CBA+ Meet
742 Olivier Thomasson 57.15 10 B Min BB: 54.39 (+2.76s | 4.8%) Montclair Swim Team 06/07/2025 Orinda Aquatics LC C B BB+ Meet
743 Jay Kowren 57.18 9 B Min BB: 54.39 (+2.79s | 4.9%) Bainbridge Island Swim Club 06/27/2025 2025 PN SMAC Summer Classic Invitational
744 Joshua Webster 57.19 8 B Min BB: 54.39 (+2.80s | 4.9%) Minnetonka Swim Club 07/23/2025 2025 MN NSAC 10 U LC State Championship
745 Miles Kavanaugh 57.20 9 B Min BB: 54.39 (+2.81s | 4.9%) University Place Aquatic Club 06/20/2025 2025 IE VS Starlight Open
746 Rojan Kundey 57.21 8 B Min BB: 54.39 (+2.82s | 4.9%) Monocacy Aquatic Club 06/14/2024 2024 Winchester Long Course Inviational
747 Guo-Shiun Gau 57.21 9 B Min BB: 54.39 (+2.82s | 4.9%) King Aquatic Club 05/31/2025 2025 PN VAST Summer Sprints And Distance Chal
748 Otto Seeber 57.23 8 B Min BB: 54.39 (+2.84s | 5.0%) Flatiron Athletic Club 07/25/2025 2025 CO CSI Age Group Championships
749 Cameron Watrous 57.23 8 B Min BB: 54.39 (+2.84s | 5.0%) Bellevue Club Swim Team 07/18/2025 2025 PN Chinook Age Group Seattle Open
750 Thiago Fragale 57.30 10 B Min BB: 54.39 (+2.91s | 5.1%) Lone Star Aquatic Club 04/05/2025 2025 ST TXLA 10 U Long Course 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.