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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5001 | Eli Semberg | 54.97 | 9 | B: 53.39 (+1.58s | 2.9%) | Mariemont Ohio Swim Team | 02/19/2026 | 2026 OH RAYS SC Regional Championships | ||
| 5002 | Harlan Lawrence | 54.97 | 8 | B: 53.39 (+1.58s | 2.9%) | The Dalles Swim Team | 01/10/2026 | 2026 Hood River Winter Invitational | ||
| 5003 | Gray Phillips | 54.98 | 9 | B: 53.39 (+1.59s | 2.9%) | Ensworth Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | ||
| 5004 | Avery Sawyer | 54.98 | 9 | B: 53.39 (+1.59s | 2.9%) | Nitro Swimming | 01/04/2026 | 2026 ST NTRO Chilly Icicles | ||
| 5005 | Alex Fang | 54.98 | 8 | B: 53.39 (+1.59s | 2.9%) | Amherst Tritons Swim Team | 01/30/2026 | 2026 NE UVAC Silvers | ||
| 5006 | Gunner Gessner | 54.99 | 9 | B: 53.39 (+1.60s | 2.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | ||
| 5007 | Colton Laurent | 54.99 | 10 | B: 53.39 (+1.60s | 2.9%) | Nation\\\\\\'s Capital Swim Club | 03/21/2026 | 2026 MAKO SPRING FLING | ||
| 5008 | Landon Hornby | 54.99 | 8 | B: 53.39 (+1.60s | 2.9%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | ||
| 5009 | Nasir Gifford-Philip | 54.99 | 9 | B: 53.39 (+1.60s | 2.9%) | Rochester Swim Club | 10/10/2025 | 2025 MN RSC Fall Frenzy | ||
| 5010 | Lucas Overway | 55.00 | 10 | B: 53.39 (+1.61s | 2.9%) | Midland Dolphins | 02/15/2026 | 2026 MTSL Championship | ||
| 5011 | Samuel Wisleder | 55.00 | 8 | B: 53.39 (+1.61s | 2.9%) | South Shore YMCA Strypers | 06/07/2026 | 2026 NE NSSC June Invitational At BC High | ||
| 5012 | Andrew Chen | 55.00 | 8 | B: 53.39 (+1.61s | 2.9%) | Seattle Metropolitan Aquatic C | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | ||
| 5013 | Leonardo Liang | 55.01 | 10 | B: 53.39 (+1.62s | 2.9%) | Crimson Aquatics | 11/23/2025 | 2025 NE CRIM 12U TWO HUNDRED HUSTLE | ||
| 5014 | Manuel Serrano Palacios | 55.02 | 9 | B: 53.39 (+1.63s | 3.0%) | YMCA of South Florida | 11/01/2025 | Piranhas Turkey Classic 2025 | ||
| 5015 | Theodore McKinnon | 55.02 | 10 | B: 53.39 (+1.63s | 3.0%) | YMCA of the North Shore Sharks | 09/27/2025 | 2025 NE YNS September Sprint Spectacular Co | ||
| 5016 | Chong Zhang | 55.02 | 9 | B: 53.39 (+1.63s | 3.0%) | North Carolina Aquatic Club | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | ||
| 5017 | Luke Jeong | 55.02 | 9 | B: 53.39 (+1.63s | 3.0%) | Auburn Aquatics | 02/20/2026 | 2026 SE Auburn Classic | ||
| 5018 | Valentin Pronkin | 55.02 | 10 | B: 53.39 (+1.63s | 3.0%) | Phoenix Aquatic Club | 03/27/2026 | 2026 MR Metro Bronze Championship North | ||
| 5019 | Rex Ji | 55.02 | 9 | B: 53.39 (+1.63s | 3.0%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | ||
| 5020 | Cooper Lerch | 55.02 | 9 | B: 53.39 (+1.63s | 3.0%) | Stingrays Swim Team | 01/10/2026 | 2026 RAYS Jeff Rouse Invitational | ||
| 5021 | Ashton Bennett | 55.03 | 9 | B: 53.39 (+1.64s | 3.0%) | Nu Finmen Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | ||
| 5022 | Federico Balestrini | 55.03 | 10 | B: 53.39 (+1.64s | 3.0%) | First Colony Swim Team, Inc. | 12/20/2024 | 2024 Gulf Fall Champs (ESCA AMBU) | ||
| 5023 | Jonathan Engle | 55.03 | 9 | B: 53.39 (+1.64s | 3.0%) | Mission Valley YMCA | 01/31/2026 | 2026 SBA All Ages NTS Meet | ||
| 5024 | Theodore Sbarbaro | 55.03 | 9 | B: 53.39 (+1.64s | 3.0%) | Pikes Peak Athletics | 02/20/2026 | 2026 CO PPA February Frenzy Last Chance Meet | ||
| 5025 | Forrest Cody | 55.03 | 8 | B: 53.39 (+1.64s | 3.0%) | All Star Aquatics | 10/18/2025 | 2025 AAC Fall Gator Mini Meet | ||
| 5026 | Luther Kim | 55.04 | 10 | B: 53.39 (+1.65s | 3.0%) | Sea to Desert Swim Association | 11/08/2025 | 2025 SI SDSA All Ages NTS Meet | ||
| 5027 | Aiden Chen | 55.04 | 10 | B: 53.39 (+1.65s | 3.0%) | Bluefish Swim Club | 01/02/2026 | 2026 NE INST ABF Blizzard Classic | ||
| 5028 | Ira Mandle | 55.04 | 10 | B: 53.39 (+1.65s | 3.0%) | Asheville Jewish Community Cen | 09/27/2025 | 2025 AJCC Blue Ridge Mt Mayhem | ||
| 5029 | Austin Wang | 55.04 | 9 | B: 53.39 (+1.65s | 3.0%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | ||
| 5030 | Oliver Gelman | 55.04 | 9 | B: 53.39 (+1.65s | 3.0%) | Greenwood Tiger Sharks | 02/08/2026 | 2026 CO Falfins Short Course Series #4 | ||
| 5031 | Alex Schmid | 55.05 | 9 | B: 53.39 (+1.66s | 3.0%) | Brainerd Dolphins | 03/29/2025 | 2025 MN MYAS Midwest Regional Swim Meet | ||
| 5032 | Mateo Lobato | 55.05 | 10 | B: 53.39 (+1.66s | 3.0%) | Ransom Everglades Aquatic Club | 09/27/2025 | Eagle Fall Invite 2025 | ||
| 5033 | Ronan Afzali | 55.05 | 8 | B: 53.39 (+1.66s | 3.0%) | Dedham Health Hydra | 03/20/2026 | 2026 NE NSSC March Madness At MIT | ||
| 5034 | Avyaan Shirodkar | 55.05 | 10 | B: 53.39 (+1.66s | 3.0%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | ||
| 5035 | Joseph Slobodkin | 55.06 | 9 | B: 53.39 (+1.67s | 3.0%) | Trident Aquatic Club | 10/04/2025 | 2025 MR QNS Hello Brooklyn Invitational | ||
| 5036 | Theodore Blackstock | 55.06 | 10 | B: 53.39 (+1.67s | 3.0%) | Inspire Swimming | 01/17/2026 | 2026 ST AAAA NS Frostbite | ||
| 5037 | Lex Stucken | 55.06 | 8 | B: 53.39 (+1.67s | 3.0%) | Atlantis Swimming | 02/27/2026 | 2026 MCSA Junior Cup | ||
| 5038 | Jacob Musheyev | 55.07 | 10 | B: 53.39 (+1.68s | 3.1%) | Long Island Aquatic Club | 11/16/2025 | 2025 MR LIAC Fall Festival Invitational | ||
| 5039 | Stirling Marshall | 55.07 | 10 | B: 53.39 (+1.68s | 3.1%) | 92ny Flying Dolphins | 09/27/2025 | 2025 MR SSC TYR September Sprint Invitational | ||
| 5040 | Henry Stiglitz | 55.07 | 9 | B: 53.39 (+1.68s | 3.1%) | North Hills Aquatics | 02/13/2026 | 39th Black History Swim Meet | ||
| 5041 | Jordan Bulebush | 55.07 | 10 | B: 53.39 (+1.68s | 3.1%) | New Wave Swim Team | 01/16/2026 | 2026 RSA Winter Tri | ||
| 5042 | Edison Cois | 55.08 | 10 | B: 53.39 (+1.69s | 3.1%) | Life Time Oregon Swim Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 5043 | Ezekiel Ribellia | 55.09 | 9 | B: 53.39 (+1.70s | 3.1%) | Velocity Swimming | 04/25/2026 | 2026 IE VS James Elwyn Memorial Progressive | ||
| 5044 | Ryan Gorzynski | 55.09 | 10 | B: 53.39 (+1.70s | 3.1%) | West Islip Swim Club | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | ||
| 5045 | Daniel McLain | 55.10 | 9 | B: 53.39 (+1.71s | 3.1%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | ||
| 5046 | Carter Tropiano | 55.10 | 9 | B: 53.39 (+1.71s | 3.1%) | Mason Makos Swim Team | 02/01/2026 | 2026 February Friendship Mini Meet | ||
| 5047 | Cormac Misantone | 55.10 | 9 | B: 53.39 (+1.71s | 3.1%) | Hydra Aquatics | 01/17/2026 | 2026 PV January Open Audrey Moore | ||
| 5048 | Aiden Huang | 55.10 | 8 | B: 53.39 (+1.71s | 3.1%) | Riptide Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | ||
| 5049 | Yavin Dantra | 55.10 | 9 | B: 53.39 (+1.71s | 3.1%) | San Ramon Valley Aquatics | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | ||
| 5050 | Felix Nales | 55.10 | 9 | B: 53.39 (+1.71s | 3.1%) | Tac Titans | 06/07/2026 | 2026 TAC TITANS June SCY Intrasquad Meet | ||
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.