Southern Zone Zone Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1601 | Jeongwoo Cheon | 47.96 | 9 | B Min | BB: 42.89 (+5.07s | 10.6%) | Tac Titans | 10/25/2025 | 2025 TAC TITANS Halloween Bash | |
| 1602 | Valentin Coronado | 47.97 | 10 | B Min | BB: 42.89 (+5.08s | 10.6%) | South Lake Aquatic Club | 01/30/2026 | 2026 Hydro Winter Open | |
| 1603 | Miles Taylor | 47.98 | 6 | B Min | BB: 42.89 (+5.09s | 10.6%) | Raleigh Swimming Association | 02/14/2026 | 2026 CAT Valentine Splash | |
| 1604 | Corbin Berrier | 47.99 | 10 | B Min | BB: 42.89 (+5.10s | 10.6%) | YMCA of Northwest North Caroli | 12/05/2025 | 2025 TYDE Winter Championship | |
| 1605 | Matias Yusunguaira | 47.99 | 10 | B Min | BB: 42.89 (+5.10s | 10.6%) | Pipeline Swimming | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 1606 | Tomas Barrios Vivas | 48.01 | 10 | B Min | BB: 42.89 (+5.12s | 10.7%) | YMCA of Central Florida | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 1607 | Lucas Seaton | 48.01 | 9 | B Min | BB: 42.89 (+5.12s | 10.7%) | Raleigh Swimming Association | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 1608 | Jack Sabatini | 48.02 | 10 | B Min | BB: 42.89 (+5.13s | 10.7%) | Huntsville Swim Association | 09/20/2025 | 2025 Ricky Hui Intrasquad Meet | |
| 1609 | Andrew Cox | 48.03 | 8 | B Min | BB: 42.89 (+5.14s | 10.7%) | North Carolina Aquatic Club | 02/07/2026 | 2026 MOR Snowflake 3 Meet | |
| 1610 | Noah Tate | 48.04 | 9 | B Min | BB: 42.89 (+5.15s | 10.7%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 1611 | Adriano Bildner | 48.07 | 8 | B Min | BB: 42.89 (+5.18s | 10.8%) | El Paso Aqua Posse | 02/22/2026 | 2026 BD SC Jr Border Championship | |
| 1612 | Corbin Lybrand | 48.07 | 7 | B Min | BB: 42.89 (+5.18s | 10.8%) | Unattached | 01/23/2026 | BLOOMIN FAST SWIM MEET | |
| 1613 | Ryan Guzman | 48.07 | 10 | B Min | BB: 42.89 (+5.18s | 10.8%) | Alamo Area Aquatic Association | 02/24/2026 | 2026 ST AAAA NS End Of Season Race Nights | |
| 1614 | John Kichler | 48.07 | 10 | B Min | BB: 42.89 (+5.18s | 10.8%) | Opelika Swim Team | 12/05/2025 | 2025 SE Christmas In Auburn | |
| 1615 | Mark Romanchenko | 48.09 | 9 | B Min | BB: 42.89 (+5.20s | 10.8%) | SwimRight Team | 11/01/2025 | Piranhas Turkey Classic 2025 | |
| 1616 | Bryce Tsai | 48.10 | 9 | B Min | BB: 42.89 (+5.21s | 10.8%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 1617 | Zihan Desai | 48.10 | 10 | B Min | BB: 42.89 (+5.21s | 10.8%) | Lone Star Swim Team | 10/19/2024 | 2024 LSST October Open Meet | |
| 1618 | Waker Groover | 48.10 | 9 | B Min | BB: 42.89 (+5.21s | 10.8%) | Shoals Aquatic Club | 02/06/2026 | 2026 SES Region 3 Champions | |
| 1619 | Breck Ervin | 48.10 | 9 | B Min | BB: 42.89 (+5.21s | 10.8%) | SwimRise Aquatics | 01/16/2026 | 2026 Pentathlon | |
| 1620 | Jake Dehnel | 48.10 | 9 | B Min | BB: 42.89 (+5.21s | 10.8%) | Montverde Aquatic Club | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 1621 | Arjun Jois | 48.11 | 8 | B Min | BB: 42.89 (+5.22s | 10.9%) | Houston Bridge Bats | 11/23/2024 | 2024 BATS November Meet | |
| 1622 | Benicio Dubose-Salgado | 48.14 | 10 | B Min | BB: 42.89 (+5.25s | 10.9%) | Eagle Swimming Association | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | |
| 1623 | George Lupton | 48.14 | 9 | B Min | BB: 42.89 (+5.25s | 10.9%) | Sailfish | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | |
| 1624 | Wyatt Perkins | 48.14 | 9 | B Min | BB: 42.89 (+5.25s | 10.9%) | Raleigh Swimming Association | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 1625 | David Conde-Dobocan | 48.14 | 10 | B Min | BB: 42.89 (+5.25s | 10.9%) | Power for Life | 01/18/2025 | 2025 LSST January Frosty Meet | |
| 1626 | Brooks Fitzpatrick | 48.16 | 6 | B Min | BB: 42.89 (+5.27s | 10.9%) | Enfinity Aquatic Club | 02/07/2026 | 2026 EAC Last Chance Qualifier | |
| 1627 | Owen Garces | 48.16 | 9 | B Min | BB: 42.89 (+5.27s | 10.9%) | YMCA of Florida\\\\\\'s First Coast | 11/22/2025 | 2025 SJAC Turkey Meet | |
| 1628 | Marcelo Fragale | 48.16 | 9 | B Min | BB: 42.89 (+5.27s | 10.9%) | Lone Star Aquatic Club | 11/16/2025 | 2025 ST TXLA 10 U November Unclassified | |
| 1629 | Banks Smith | 48.17 | 10 | B Min | BB: 42.89 (+5.28s | 11.0%) | Nsea Swim | 09/20/2025 | 2025 BAC Vs NSEA Dual | |
| 1630 | Nathan Ebbeling | 48.17 | 7 | B Min | BB: 42.89 (+5.28s | 11.0%) | YMCA of Austin Swim Alliance | 12/13/2025 | 2025 ST SRG HOHOHO Howorth Classic | |
| 1631 | William Anderson | 48.18 | 9 | B Min | BB: 42.89 (+5.29s | 11.0%) | Aquaventure Riptides | 01/10/2026 | 2026 RMY Winter Invitational | |
| 1632 | Jeongdam Kong | 48.19 | 10 | B Min | BB: 42.89 (+5.30s | 11.0%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | |
| 1633 | Edwyn Chou | 48.19 | 10 | B Min | BB: 42.89 (+5.30s | 11.0%) | First Colony Swim Team, Inc. | 12/20/2024 | 2024 Gulf Fall Champs (ESCA AMBU) | |
| 1634 | Joshua Noel | 48.19 | 10 | B Min | BB: 42.89 (+5.30s | 11.0%) | Carolina Aquatic Team | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 1635 | James Parrish | 48.20 | 10 | B Min | BB: 42.89 (+5.31s | 11.0%) | Southwest Stars Swim Club | 11/15/2024 | 2024 Patriot Aquatics Winter Invite | |
| 1636 | Jackson Waite | 48.20 | 9 | B Min | BB: 42.89 (+5.31s | 11.0%) | Nitro Swimming | 09/06/2025 | 2025 ST NTRO Stephen J Wolleben Memorial Meet | |
| 1637 | Aaron Yoon | 48.21 | 9 | B Min | BB: 42.89 (+5.32s | 11.0%) | Pipeline Swimming | 02/07/2025 | CVST Sweetheart Meet | |
| 1638 | Travis Busch | 48.22 | 10 | B Min | BB: 42.89 (+5.33s | 11.1%) | Medina Valley Swim Club | 12/20/2024 | 2024 ST SASA Tis The Season | |
| 1639 | Henry Stone | 48.22 | 8 | B Min | BB: 42.89 (+5.33s | 11.1%) | City of Mobile Swim Associatio | 01/16/2026 | 2026 GPAC Winter Invitational | |
| 1640 | Parker Birkelbach | 48.22 | 10 | B Min | BB: 42.89 (+5.33s | 11.1%) | Unattached | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 1641 | Colin Lan | 48.23 | 7 | B Min | BB: 42.89 (+5.34s | 11.1%) | Tnt Swimming | 01/16/2026 | 2026 GPAC Winter Invitational | |
| 1642 | Jordan Jaeggi | 48.23 | 8 | B Min | BB: 42.89 (+5.34s | 11.1%) | Pine Crest Swimming | 01/16/2026 | 2026 Speedo SoFlo Open | |
| 1643 | Bentley Le | 48.24 | 9 | B Min | BB: 42.89 (+5.35s | 11.1%) | Aggie Swim Club | 02/09/2025 | Ags 020925 Intrasquad Meet | |
| 1644 | Anson Xu | 48.24 | 10 | B Min | BB: 42.89 (+5.35s | 11.1%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 1645 | Aaron Castro | 48.24 | 9 | B Min | BB: 42.89 (+5.35s | 11.1%) | San Antonio Wave | 10/10/2025 | 2025 ST SASA Sombrero Series Dos Copied | |
| 1646 | Rex Landry | 48.24 | 9 | B Min | BB: 42.89 (+5.35s | 11.1%) | Treasure Coast Aquatics | 01/24/2026 | 2026 TCA Winter Open | |
| 1647 | Declan Kana | 48.25 | 9 | B Min | BB: 42.89 (+5.36s | 11.1%) | First Colony Swim Team, Inc. | 11/08/2024 | Sharks November Invitational | |
| 1648 | Ethan Mackie | 48.25 | 10 | B Min | BB: 42.89 (+5.36s | 11.1%) | T2 Aquatics | 02/27/2026 | 2026 T2 Area 5 Championships | |
| 1649 | Charles Goodin | 48.25 | 10 | B Min | BB: 42.89 (+5.36s | 11.1%) | Opelika Swim Team | 12/05/2025 | 2025 SE Christmas In Auburn | |
| 1650 | James Mascarenhas | 48.27 | 10 | B Min | BB: 42.89 (+5.38s | 11.1%) | Eastern Panhandle Swim Club | 01/11/2026 | 2026 FOX January Distance Sprint 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.