Southern Zone Zone Boys 10 & under - 50 Y Breast
These rankings show the swimmers' placement within their Zone.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Richard Downey | 48.60 | 9 | B Min | BB: 47.69 (+0.91s | 1.9%) | Summerville Family YMCA | 03/19/2026 | 2026 USRY Short Course Champs | |
| 552 | William McDowell | 48.60 | 8 | B Min | BB: 47.69 (+0.91s | 1.9%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 553 | Maddox Dudley | 48.66 | 8 | B Min | BB: 47.69 (+0.97s | 2.0%) | Gamecock Aquatics | 12/12/2025 | Triad Tropic Invitational Copied | |
| 554 | John Sanchez Cespedes | 48.70 | 10 | B Min | BB: 47.69 (+1.01s | 2.1%) | Coast Aquatics | 05/08/2026 | Friday Night Lights | |
| 555 | Juwon Kang | 48.70 | 10 | B Min | BB: 47.69 (+1.01s | 2.1%) | Carrollton Bluefins | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 556 | Aiden Mayer | 48.71 | 10 | B Min | BB: 47.69 (+1.02s | 2.1%) | Htx Swims | 02/21/2025 | 2025 Gulf 12 Under Champs (NOCH) | |
| 557 | Lazar Bursac | 48.72 | 9 | B Min | BB: 47.69 (+1.03s | 2.1%) | Blue Wave Swimming | 02/20/2026 | Bay Area Spring Championships | |
| 558 | Lucas Ferguson | 48.72 | 10 | B Min | BB: 47.69 (+1.03s | 2.1%) | Aquatic Team Of Mecklenburg | 01/23/2026 | 2026 TEAM Arena Western Open Copied | |
| 559 | Tristan Zhang | 48.73 | 9 | B Min | BB: 47.69 (+1.04s | 2.1%) | SwimMAC Carolina | 03/07/2026 | 2026 SwimMAC BC Championship | |
| 560 | Kairui Yang | 48.74 | 10 | B Min | BB: 47.69 (+1.05s | 2.2%) | Lifetime Swim Team North Carol | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 561 | Shun Mohri | 48.75 | 10 | B Min | BB: 47.69 (+1.06s | 2.2%) | Spartan Aquatic Club | 11/01/2025 | Greater Kalamazoo Arena Challenge | |
| 562 | Benjamin Liang | 48.76 | 10 | B Min | BB: 47.69 (+1.07s | 2.2%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | |
| 563 | Houston Coghill | 48.77 | 10 | B Min | BB: 47.69 (+1.08s | 2.2%) | SwimEnergy Aquatics | 11/21/2025 | 2025 RAFC Almost Turkey Invitational | |
| 564 | Holton Lika | 48.77 | 10 | B Min | BB: 47.69 (+1.08s | 2.2%) | Swim Florida | 02/07/2026 | 2026 GCST WINTER OPEN | |
| 565 | Nicholas Galvin | 48.77 | 10 | B Min | BB: 47.69 (+1.08s | 2.2%) | Sarasota Sharks | 11/07/2025 | 2025 SYS Turkey Meet | |
| 566 | John Sanchez Cespedes | 48.77 | 10 | B Min | BB: 47.69 (+1.08s | 2.2%) | Coast Aquatics | 02/13/2026 | 2026 SES Region 4 Championships | |
| 567 | Arsenii Chebaev | 48.79 | 10 | B Min | BB: 47.69 (+1.10s | 2.3%) | Bravo Swim Team | 10/11/2025 | NMST BMHG October Invite 25 Copied | |
| 568 | Sahil Patel | 48.80 | 9 | B Min | BB: 47.69 (+1.11s | 2.3%) | Ensworth Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 569 | John Driver | 48.80 | 10 | B Min | BB: 47.69 (+1.11s | 2.3%) | Marshall County Swim Club | 02/06/2026 | 2026 SES Region 3 Champions | |
| 570 | Callahan Calkins | 48.81 | 10 | B Min | BB: 47.69 (+1.12s | 2.3%) | Hydro Swim Club | 10/26/2025 | 2025 Hydro Halloween Pentathlon Copied | |
| 571 | Benjamin Higgs | 48.82 | 10 | B Min | BB: 47.69 (+1.13s | 2.3%) | Sporting Jax Aquatic Club | 12/04/2025 | RAFC Winter Classic | |
| 572 | Logan Lambert | 48.82 | 9 | B Min | BB: 47.69 (+1.13s | 2.3%) | South Shore Sails | 02/21/2025 | 2025 Gulf 12 Under Champs (NOCH) | |
| 573 | Manning Reardon | 48.84 | 10 | B Min | BB: 47.69 (+1.15s | 2.4%) | City of Mobile Swim Associatio | 02/13/2026 | 2026 SES Region 4 Championships | |
| 574 | Matias Sosa-Etchenique | 48.86 | 9 | B Min | BB: 47.69 (+1.17s | 2.4%) | Pipeline Swimming | 12/12/2025 | 2025 HARRY MEISEL WEST | |
| 575 | Eduardo Souza | 48.88 | 10 | B Min | BB: 47.69 (+1.19s | 2.4%) | Gulliver Swim Club | 02/14/2026 | NMST BMHG February BC Invite 26 | |
| 576 | Ames Ollestad | 48.88 | 8 | B Min | BB: 47.69 (+1.19s | 2.4%) | Lone Star Aquatic Club | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 577 | William Walton | 48.88 | 10 | B Min | BB: 47.69 (+1.19s | 2.4%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 578 | Daniel Iesaulov | 48.89 | 10 | B Min | BB: 47.69 (+1.20s | 2.5%) | Mecklenburg Swim Association | 11/07/2025 | 2025 Veterans Day Inv Presented By Arena | |
| 579 | Shaoran Qiao | 48.89 | 9 | B Min | BB: 47.69 (+1.20s | 2.5%) | Bolles School Sharks | 01/16/2026 | 2026 Pentathlon | |
| 580 | Joey Pardue | 48.90 | 10 | B Min | BB: 47.69 (+1.21s | 2.5%) | Sailfish | 09/20/2024 | 2024 ST AQTX Round Rock Unclassified | |
| 581 | Evan Hradecky | 48.91 | 10 | B Min | BB: 47.69 (+1.22s | 2.5%) | Texas Elite Swim Team | 11/09/2024 | 2024 LSST November Open Meet | |
| 582 | Minwei Li | 48.95 | 8 | B Min | BB: 47.69 (+1.26s | 2.6%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 583 | Ross Davis | 48.96 | 8 | B Min | BB: 47.69 (+1.27s | 2.6%) | Fast Falcons | 01/09/2026 | 2026 FAST Polar Plunge | |
| 584 | Ari Isis | 48.97 | 9 | B Min | BB: 47.69 (+1.28s | 2.6%) | Capital of Texas Aquatics | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 585 | Vincent Martino | 48.97 | 9 | B Min | BB: 47.69 (+1.28s | 2.6%) | Piranhas YMCA of the Suncoast | 09/05/2025 | 2025 KAH2O Open CKA Memorial Swim Meet | |
| 586 | Owen Garces | 48.97 | 9 | B Min | BB: 47.69 (+1.28s | 2.6%) | YMCA of Florida\\\\\\'s First Coast | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 587 | Alexander Forero | 48.98 | 9 | B Min | BB: 47.69 (+1.29s | 2.6%) | Patriot Aquatics | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 588 | Kyle Carpenter | 48.99 | 10 | B Min | BB: 47.69 (+1.30s | 2.7%) | Cyclones Swim Team | 06/06/2026 | NMST June Invite 26 | |
| 589 | Ryan Del Rosario | 49.02 | 10 | B Min | BB: 47.69 (+1.33s | 2.7%) | Mecklenburg Swim Association | 11/07/2025 | 2025 Veterans Day Inv Presented By Arena | |
| 590 | Jackson Schill | 49.03 | 10 | B Min | BB: 47.69 (+1.34s | 2.7%) | Swim Melbourne | 02/06/2026 | 2026 Stanton C Craigie Memorial Invite | |
| 591 | Samuel Scalvini | 49.03 | 10 | B Min | BB: 47.69 (+1.34s | 2.7%) | Marlins Of Raleigh | 10/18/2025 | 2025 TAC TITANS 12 U Tri Meet | |
| 592 | Sihyeon Kim | 49.04 | 10 | B Min | BB: 47.69 (+1.35s | 2.8%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 593 | Shu-Cyuan Li | 49.04 | 9 | B Min | BB: 47.69 (+1.35s | 2.8%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 594 | Evan Williams | 49.04 | 8 | B Min | BB: 47.69 (+1.35s | 2.8%) | Waves Of Wilmington Inc | 05/29/2026 | 2026 NSEA Swim May Flowers WOW Dual Meet | |
| 595 | Kaden Falisi | 49.05 | 9 | B Min | BB: 47.69 (+1.36s | 2.8%) | Blue Dolfins | 09/27/2025 | 2025 Elizabeth Kazeck Fall Sprint | |
| 596 | Benjamin Verhoef | 49.05 | 9 | B Min | BB: 47.69 (+1.36s | 2.8%) | Bolles School Sharks | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 597 | Ty Yetter | 49.08 | 8 | B Min | BB: 47.69 (+1.39s | 2.8%) | T2 Aquatics | 02/27/2026 | 2026 T2 Area 5 Championships | |
| 598 | Coen Yazdani | 49.10 | 10 | B Min | BB: 47.69 (+1.41s | 2.9%) | San Antonio Wave | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 599 | Mason Murphy | 49.11 | 8 | B Min | BB: 47.69 (+1.42s | 2.9%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 600 | Adam Crook | 49.12 | 10 | B Min | BB: 47.69 (+1.43s | 2.9%) | Pearland Aquatics | 12/20/2024 | 2024 Gulf Fall Champs (ESCA AMBU) | |
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.