USA Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 9601 | Almarc Alavez | 54.16 | 9 | B: 48.29 (+5.87s | 10.8%) | Grays Harbor Y Sea Otters | 01/24/2026 | 2026 WA State Y Championship Meet | ||
| 9602 | Wyatt Leuer | 54.16 | 8 | B: 48.29 (+5.87s | 10.8%) | Wright County Wave Swim Club | 02/27/2026 | 2026 MN STRM Minnesota Regional Championship | ||
| 9603 | Greyson Biegel | 54.16 | 7 | B: 48.29 (+5.87s | 10.8%) | Sunnyvale Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | ||
| 9604 | John Reynolds | 54.17 | 10 | B: 48.29 (+5.88s | 10.9%) | Reno Aquatic Club | 02/06/2026 | 2026 Valentines Day Age Group Open | ||
| 9605 | Lewis Holmes | 54.17 | 9 | B: 48.29 (+5.88s | 10.9%) | Montrose Marlins Swim Club | 11/02/2024 | 2024 CO Sopris Deep Freeze Invitational | ||
| 9606 | Jose Foncerrada | 54.17 | 10 | B: 48.29 (+5.88s | 10.9%) | Laker Swim | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | ||
| 9607 | Aiden Yang | 54.17 | 7 | B: 48.29 (+5.88s | 10.9%) | Rockville Montgomery Swim Club | 11/08/2025 | 2025 Autumn Mini Meet | ||
| 9608 | Andrew Geisler | 54.18 | 7 | B: 48.29 (+5.89s | 10.9%) | Huntsville Swim Association | 02/06/2026 | 2026 SES Region 3 Champions | ||
| 9609 | Grayson Radcliffe | 54.18 | 9 | B: 48.29 (+5.89s | 10.9%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | ||
| 9610 | Ellis Sumner | 54.18 | 10 | B: 48.29 (+5.89s | 10.9%) | Houston Cougars | 11/23/2024 | 2024 BATS November Meet | ||
| 9611 | Alexander Holman | 54.18 | 9 | B: 48.29 (+5.89s | 10.9%) | Dexter Community Aquatic Club | 01/16/2026 | SLA Arctic Blast 2026 | ||
| 9612 | Harrison Moldane | 54.19 | 8 | B: 48.29 (+5.90s | 10.9%) | Greenwood Tiger Sharks | 01/23/2026 | 2026 CO TOPS Colorado Open | ||
| 9613 | Adrian Williams | 54.19 | 8 | B: 48.29 (+5.90s | 10.9%) | Piranha Swimming | 12/06/2025 | Neptune Swimming Swim Like The Dickens | ||
| 9614 | Andrew Paik | 54.19 | 10 | B: 48.29 (+5.90s | 10.9%) | Hillsboro Swim Team | 02/07/2026 | 2026 OR HEAT BC Blastoff | ||
| 9615 | Nathan Yung | 54.19 | 7 | B: 48.29 (+5.90s | 10.9%) | Rockville Montgomery Swim Club | 11/08/2025 | 2025 Autumn Mini Meet | ||
| 9616 | Reed Williams | 54.20 | 9 | B: 48.29 (+5.91s | 10.9%) | Black Hills Gold Swimming | 02/13/2026 | 2026 SD Short Course Rising Stars | ||
| 9617 | Sanav Nirmal | 54.20 | 9 | B: 48.29 (+5.91s | 10.9%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | ||
| 9618 | Josh Lu | 54.20 | 10 | B: 48.29 (+5.91s | 10.9%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | ||
| 9619 | Henry Nixon | 54.20 | 8 | B: 48.29 (+5.91s | 10.9%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | ||
| 9620 | Deacon Kline | 54.20 | 8 | B: 48.29 (+5.91s | 10.9%) | San Gabriel Aquatics | 04/26/2025 | 2025 ST LSAC 5th Annual Atomic Fest | ||
| 9621 | Jude Zammit | 54.20 | 7 | B: 48.29 (+5.91s | 10.9%) | Atlantis Swimming | 01/16/2026 | 2026 Odd Age Classic | ||
| 9622 | Fletcher Vosburg | 54.20 | 9 | B: 48.29 (+5.91s | 10.9%) | Jenison | 01/10/2026 | 2026 Zeeland Winter Classic | ||
| 9623 | Ethan Lyu | 54.21 | 9 | B: 48.29 (+5.92s | 10.9%) | Tri-city Channel Cats | 02/14/2025 | 2025 IES JUNIOR CHAMPIONSHIPS | ||
| 9624 | August Krygier | 54.21 | 10 | B: 48.29 (+5.92s | 10.9%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | ||
| 9625 | Ethan Ollwerther | 54.21 | 8 | B: 48.29 (+5.92s | 10.9%) | Aquajets Swim Team | 12/20/2025 | 2025 MN AQJT Holiday Invite | ||
| 9626 | Shane Mercado | 54.21 | 8 | B: 48.29 (+5.92s | 10.9%) | Highlands Ranch Aquatics | 01/23/2026 | 2026 CO TOPS Colorado Open | ||
| 9627 | Charlie Oconnor | 54.21 | 10 | B: 48.29 (+5.92s | 10.9%) | Pacifica Sea Lions | 03/28/2026 | PSL March CBA+ | ||
| 9628 | Oliver Hocevar | 54.22 | 9 | B: 48.29 (+5.93s | 10.9%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | ||
| 9629 | Om Aher | 54.22 | 8 | B: 48.29 (+5.93s | 10.9%) | Utica Shelby Swim Club | 02/06/2026 | Not Winter Invite | ||
| 9630 | Parks Robert | 54.22 | 8 | B: 48.29 (+5.93s | 10.9%) | Catawba Valley Aquatic Club | 03/07/2026 | RCST Pirate S Gold | ||
| 9631 | Gabriel Gutierrez | 54.22 | 9 | B: 48.29 (+5.93s | 10.9%) | Farmingdale Aquatics | 03/27/2026 | 2026 MR Bronze Championship South LIE | ||
| 9632 | Everett Heidelberger | 54.22 | 10 | B: 48.29 (+5.93s | 10.9%) | Cascade Swim Club | 02/01/2026 | 2026 PN CSC February Mini Meet Approved | ||
| 9633 | Finnegan Kaplan | 54.22 | 7 | B: 48.29 (+5.93s | 10.9%) | Staten Island Aquatics Club | 01/16/2026 | 2026 MR LIE Winterfest Invitational | ||
| 9634 | Yoonwoo Jo | 54.22 | 10 | B: 48.29 (+5.93s | 10.9%) | Phoenix Aquatic Club | 01/23/2026 | 2026 MR PAC Winter Classic Invitational | ||
| 9635 | Kane Sperber | 54.23 | 9 | B: 48.29 (+5.94s | 11.0%) | Pacific Swim | 02/07/2025 | 2025 SI SDSA All Ages A BB | ||
| 9636 | Ogden Wagner | 54.23 | 7 | B: 48.29 (+5.94s | 11.0%) | C3 | Swim | 10/10/2025 | 2025 ST SASA Sombrero Series Dos Copied | ||
| 9637 | Iker Celis | 54.23 | 8 | B: 48.29 (+5.94s | 11.0%) | SwimEnergy Aquatics | 12/05/2025 | 2025 Sea Dragon Aquatics Frosty Freeze | ||
| 9638 | Sebastian Harvey | 54.23 | 10 | B: 48.29 (+5.94s | 11.0%) | Sarasota Tsunami Swim Team | 01/10/2026 | 2026 WINTERFEST SWIM MEET | ||
| 9639 | Lincoln Schelbitzki | 54.23 | 9 | B: 48.29 (+5.94s | 11.0%) | The Woodlands Swim Team | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | ||
| 9640 | Allan East | 54.23 | 9 | B: 48.29 (+5.94s | 11.0%) | West Volusia Killer Whatles | 10/25/2025 | 2025 Halloween Spooktacular | ||
| 9641 | Theodore Jensen | 54.23 | 9 | B: 48.29 (+5.94s | 11.0%) | Pierre Swim Team | 11/08/2025 | 2025 SD Pierre Invitational | ||
| 9642 | Benjamin Jones | 54.23 | 8 | B: 48.29 (+5.94s | 11.0%) | Raleigh Swimming Association | 02/07/2026 | 2026 MOR Snowflake 3 Meet | ||
| 9643 | Emmett Skube | 54.23 | 8 | B: 48.29 (+5.94s | 11.0%) | Piranhas YMCA of the Suncoast | 12/05/2025 | 2025 Speedo Gator Holiday Classic | ||
| 9644 | Noah McMahon | 54.24 | 8 | B: 48.29 (+5.95s | 11.0%) | Sporting Jax Aquatic Club | 10/25/2025 | 2025 SJAC Halloween Invitational | ||
| 9645 | Rhys Brenner | 54.24 | 9 | B: 48.29 (+5.95s | 11.0%) | COSA Swimming | 02/13/2026 | 2026 CO Valentine Open | ||
| 9646 | Pierce Callahan | 54.24 | 7 | B: 48.29 (+5.95s | 11.0%) | Tide Swimming | 09/20/2025 | 2025 TIDE King Neptune Meet | ||
| 9647 | Josue Sanchez | 54.24 | 7 | B: 48.29 (+5.95s | 11.0%) | Apex Swim Club | 02/28/2026 | 2026 MR QNS I Know I Can Invitational | ||
| 9648 | Rocco Foral | 54.24 | 10 | B: 48.29 (+5.95s | 11.0%) | Foxjets Swim Team | 11/08/2025 | 2025 MN FOXJ November Bronze | ||
| 9649 | Mateo Valim | 54.25 | 9 | B: 48.29 (+5.96s | 11.0%) | Muskegon YMCA Swim Team | 12/13/2025 | 2025 Holiday Cup | ||
| 9650 | Erick He | 54.25 | 10 | B: 48.29 (+5.96s | 11.0%) | Life Time Fitness New York Swi | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | ||
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.