USA Boys 10 & under - 50 Y Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2301 | Lincoln DeMarco | 33.82 | 9 | BB Min | A: 31.09 (+2.73s | 8.1%) | Cavalier Aquatics/Piedmont Fam | 10/03/2025 | CA Y Fall Kick Off 2025 | |
| 2302 | Thomas Ciarniello | 33.82 | 10 | BB Min | A: 31.09 (+2.73s | 8.1%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 RAYS Nutcracker Classic Copied | |
| 2303 | Michael Giaier | 33.82 | 10 | BB Min | A: 31.09 (+2.73s | 8.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 2304 | Aaron Kim | 33.83 | 9 | BB Min | A: 31.09 (+2.74s | 8.1%) | The Spartans of La Canada | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 2305 | Lawson Crenshaw | 33.83 | 10 | BB Min | A: 31.09 (+2.74s | 8.1%) | Swim Streamline at Northampton | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | |
| 2306 | Paul Crills | 33.84 | 10 | BB Min | A: 31.09 (+2.75s | 8.1%) | YMCA East Hampton Hurricanes | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 2307 | Ryan Chen | 33.84 | 9 | BB Min | A: 31.09 (+2.75s | 8.1%) | Northern Lights Swimming Assoc | 01/24/2026 | 2026 MN DRGN Fire And Ice Invite | |
| 2308 | Joshua Holtzclaw | 33.84 | 10 | BB Min | A: 31.09 (+2.75s | 8.1%) | Royal Swimming | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 2309 | Quentyn Boerboom | 33.84 | 10 | BB Min | A: 31.09 (+2.75s | 8.1%) | Southwest Swim Club | 01/03/2026 | 2026 SD ASC Winter High Point | |
| 2310 | Jack Hallermann | 33.84 | 10 | BB Min | A: 31.09 (+2.75s | 8.1%) | Velocity Aquatics | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 2311 | Luca Edwards | 33.84 | 9 | BB Min | A: 31.09 (+2.75s | 8.1%) | Life Time Mid Atlantic Swim Te | 11/14/2025 | 2025 PV November Open Dulles South | |
| 2312 | Nathaniel Kunzi | 33.84 | 10 | BB Min | A: 31.09 (+2.75s | 8.1%) | Swim Melbourne | 02/28/2026 | Spring Area 6 Championships 2026 | |
| 2313 | Teddy Schulkers | 33.85 | 10 | BB Min | A: 31.09 (+2.76s | 8.2%) | Mariemont Ohio Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2314 | Aiden Mayer | 33.85 | 10 | BB Min | A: 31.09 (+2.76s | 8.2%) | Htx Swims | 01/31/2025 | 2025 Fleet Mardi Gras | |
| 2315 | Maxen Cao | 33.85 | 9 | BB Min | A: 31.09 (+2.76s | 8.2%) | Otter Swim Club | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 2316 | Lochlan Crouch | 33.85 | 10 | BB Min | A: 31.09 (+2.76s | 8.2%) | SwimRVA | 01/09/2026 | NOVA New Year S Kick Off | |
| 2317 | Luke McBride | 33.85 | 9 | BB Min | A: 31.09 (+2.76s | 8.2%) | Machine Aquatics | 02/20/2026 | 2026 Machine Qualifier | |
| 2318 | Alexander Sheliagin | 33.85 | 9 | BB Min | A: 31.09 (+2.76s | 8.2%) | SwimRight Team | 06/06/2026 | NMST June Invite 26 | |
| 2319 | Alvaro Hernandez | 33.86 | 10 | BB Min | A: 31.09 (+2.77s | 8.2%) | YMCA of Northwest North Caroli | 03/19/2026 | 2026 USRY Short Course Champs | |
| 2320 | Jaxon Aleksandrowski | 33.86 | 9 | BB Min | A: 31.09 (+2.77s | 8.2%) | Grosse Pointe Gators | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 2321 | Thalys Shiue | 33.86 | 10 | BB Min | A: 31.09 (+2.77s | 8.2%) | Ann Arbor Huron | 02/27/2026 | Boy S SEC Red Championship 2026 | |
| 2322 | Bode Lake | 33.86 | 10 | BB Min | A: 31.09 (+2.77s | 8.2%) | YMCA Fairfax County Reston | 10/18/2025 | 2025 Fox Fall Invitational 1 Copied | |
| 2323 | Elijah Williams | 33.86 | 9 | BB Min | A: 31.09 (+2.77s | 8.2%) | Enfinity Aquatic Club | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 2324 | Bennett DeBacker | 33.86 | 9 | BB Min | A: 31.09 (+2.77s | 8.2%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 2325 | Kelton Glover | 33.86 | 10 | BB Min | A: 31.09 (+2.77s | 8.2%) | Dublin Community Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2326 | Alister Carlton | 33.87 | 9 | BB Min | A: 31.09 (+2.78s | 8.2%) | Nitro Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 2327 | Graham McGuire | 33.87 | 8 | BB Min | A: 31.09 (+2.78s | 8.2%) | Swim Florida | 11/07/2025 | 2025 SYS Turkey Meet | |
| 2328 | Oliver Bark | 33.87 | 9 | BB Min | A: 31.09 (+2.78s | 8.2%) | Annapolis Swim Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2329 | Jordan Sotelo | 33.87 | 10 | BB Min | A: 31.09 (+2.78s | 8.2%) | Cypress Fairbanks Swim Club | 01/03/2025 | PACK Rubber Duckie Invite 2025 | |
| 2330 | John Atkinson | 33.88 | 10 | BB Min | A: 31.09 (+2.79s | 8.2%) | Radnor Aquatic Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 2331 | Jacob Elmer | 33.88 | 10 | BB Min | A: 31.09 (+2.79s | 8.2%) | Monmouth Barracudas | 04/10/2026 | 2026 GTSA TYR Spring Championship | |
| 2332 | Terry Xiao | 33.88 | 8 | BB Min | A: 31.09 (+2.79s | 8.2%) | Trident Aquatic Club | 01/16/2026 | GSA January Jump Start 2026 | |
| 2333 | Finn Meyer | 33.88 | 10 | BB Min | A: 31.09 (+2.79s | 8.2%) | Westbrook Seals | 05/01/2026 | 2026 NE ABF Sprimg Off The Blocks | |
| 2334 | Benjamin Foster | 33.89 | 9 | BB Min | A: 31.09 (+2.80s | 8.3%) | Neptune Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 2335 | Julian Augustyn | 33.89 | 10 | BB Min | A: 31.09 (+2.80s | 8.3%) | Grosse Pointe Gators | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 2336 | Ross Davis- | 33.89 | 8 | BB Min | A: 31.09 (+2.80s | 8.3%) | Fast Falcons | 12/13/2025 | 2025 FAST December Open | |
| 2337 | Guillermo Dinares Cardenal | 33.89 | 8 | BB Min | A: 31.09 (+2.80s | 8.3%) | Vashon Seals Swim Team | 02/13/2026 | 2026 PN UPAC 4th Annual Feb Fly In Approved | |
| 2338 | Logan Rossmiesl | 33.89 | 9 | BB Min | A: 31.09 (+2.80s | 8.3%) | West Valley High School | 01/10/2026 | 2026 Kentridge High School Invitational Obse | |
| 2339 | Beau Hastings | 33.90 | 9 | BB Min | A: 31.09 (+2.81s | 8.3%) | Waves Of Wilmington Inc | 03/27/2026 | 2026 ECA ECSL Championships | |
| 2340 | Rafa Brown | 33.90 | 10 | BB Min | A: 31.09 (+2.81s | 8.3%) | Dublin Community Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2341 | Rhyne Miller | 33.90 | 10 | BB Min | A: 31.09 (+2.81s | 8.3%) | Mecklenburg Swim Association | 03/20/2026 | 2026 STAR Tar Heel States | |
| 2342 | Marvin Pivonka | 33.91 | 9 | BB Min | A: 31.09 (+2.82s | 8.3%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 2343 | Noah Nabity | 33.91 | 10 | BB Min | A: 31.09 (+2.82s | 8.3%) | Blair YMCA Swim Team | 02/07/2026 | 2026 MW App HYAC February Y Meet | |
| 2344 | Ryan Denardo | 33.91 | 9 | BB Min | A: 31.09 (+2.82s | 8.3%) | Nation\\\\\\'s Capital Swim Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 2345 | Arick Yuan | 33.91 | 10 | BB Min | A: 31.09 (+2.82s | 8.3%) | Santa Clara Swim Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 2346 | Mars Tremblay | 33.91 | 9 | BB Min | A: 31.09 (+2.82s | 8.3%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 2347 | Everett Chery-Hise | 33.91 | 9 | BB Min | A: 31.09 (+2.82s | 8.3%) | Loyola Blakefield Aquatics | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2348 | Cameron Bantz | 33.91 | 9 | BB Min | A: 31.09 (+2.82s | 8.3%) | Crow Canyon Sharks | 09/28/2024 | Orinda Aquatics SC C B BB+ Meet | |
| 2349 | Kaleb Robinson | 33.91 | 10 | BB Min | A: 31.09 (+2.82s | 8.3%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 2350 | Henry Hodes | 33.92 | 8 | BB Min | A: 31.09 (+2.83s | 8.3%) | Executive Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
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.