Southern Zone Zone Boys 10 & under - 50 M Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Andres Sierra | 31.95 | 10 | AAA Min | AAAA: 31.59 (+0.36s | 1.1%) | Pompano Beach Piranhas | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 2 | Finn McGuire | 32.22 | 10 | AAA Min | AAAA: 31.59 (+0.63s | 2.0%) | Swim Florida | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 3 | Nico Bausher | 33.10 | 10 | AA Min | AAA: 32.99 (+0.11s | 0.3%) | Southwest Stars Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 4 | Christopher Porembka | 33.46 | 10 | AA Min | AAA: 32.99 (+0.47s | 1.4%) | Fast Fins Elite | 07/16/2025 | 2025 Texas Age Group Championships | |
| 5 | Logan Glick | 33.48 | 10 | AA Min | AAA: 32.99 (+0.49s | 1.5%) | Texas Ford Aquatics | 07/16/2025 | 2025 Texas Age Group Championships | |
| 6 | Eli Savitski | 33.55 | 10 | AA Min | AAA: 32.99 (+0.56s | 1.7%) | Highlander Aquatic Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 7 | Sebastian Horn-Rios | 33.60 | 10 | AA Min | AAA: 32.99 (+0.61s | 1.8%) | T2 Aquatics | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 8 | Luke Marek | 33.64 | 10 | AA Min | AAA: 32.99 (+0.65s | 1.9%) | Surge Aquatics | 07/16/2025 | 2025 Texas Age Group Championships | |
| 9 | Carson Swift | 33.98 | 10 | AA Min | AAA: 32.99 (+0.99s | 2.9%) | Nitro Swimming | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 10 | Jair Ortega | 33.99 | 10 | AA Min | AAA: 32.99 (+1.00s | 2.9%) | Austin Swim Club | 06/13/2025 | 2025 ST ASC Firecracker | |
| 11 | Ayrton Rangan | 34.14 | 10 | AA Min | AAA: 32.99 (+1.15s | 3.4%) | Southwestern Aquatics Team - S | 07/16/2025 | 2025 Texas Age Group Championships | |
| 12 | Rafael Parlato | 34.16 | 10 | AA Min | AAA: 32.99 (+1.17s | 3.4%) | Fenix Swim Club | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 13 | Parker Robinson | 34.29 | 10 | AA Min | AAA: 32.99 (+1.30s | 3.8%) | Houston Hydra | 07/16/2025 | 2025 Texas Age Group Championships | |
| 14 | Jackson Collier | 34.47 | 10 | A Min | AA: 34.39 (+0.08s | 0.2%) | Cypress Fairbanks Swim Club | 06/13/2025 | 2025 ST ASC Firecracker | |
| 15 | Isaac Zhang | 34.56 | 9 | A Min | AA: 34.39 (+0.17s | 0.5%) | First Colony Swim Team, Inc. | 07/16/2025 | 2025 Texas Age Group Championships | |
| 16 | Zachary Zeng | 34.68 | 10 | A Min | AA: 34.39 (+0.29s | 0.8%) | Waterloo Swimming | 07/16/2025 | 2025 Texas Age Group Championships | |
| 17 | Ryan Nesmith | 34.73 | 10 | A Min | AA: 34.39 (+0.34s | 1.0%) | Swim Florida | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 18 | Finn Peters | 35.05 | 10 | A Min | AA: 34.39 (+0.66s | 1.9%) | Swim Florida | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 19 | Jason Ma | 35.07 | 10 | A Min | AA: 34.39 (+0.68s | 1.9%) | Lakeside Aquatic Club | 07/16/2025 | 2025 Texas Age Group Championships | |
| 20 | Gleb Nikishin | 35.20 | 10 | A Min | AA: 34.39 (+0.81s | 2.3%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 21 | Savelii Dorofieiev | 35.29 | 9 | A Min | AA: 34.39 (+0.90s | 2.6%) | Saint Petersburg Aquatics | 01/16/2026 | 2026 TRIALS FUNDRAISER MEET | |
| 22 | Mason Lankford | 35.41 | 10 | A Min | AA: 34.39 (+1.02s | 2.9%) | Hydro Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 23 | Preston Mathis | 35.49 | 10 | A Min | AA: 34.39 (+1.10s | 3.1%) | Seahawks Swim Team | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 24 | Benjamin Balmaceda | 35.51 | 10 | A Min | AA: 34.39 (+1.12s | 3.2%) | Alamo Area Aquatic Association | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 25 | Kaden Sun | 35.52 | 9 | A Min | AA: 34.39 (+1.13s | 3.2%) | Lakeside Aquatic Club | 07/16/2025 | 2025 Texas Age Group Championships | |
| 26 | Henri Simard | 35.59 | 9 | A Min | AA: 34.39 (+1.20s | 3.4%) | Swim Florida | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 27 | Cana Oyer | 35.63 | 10 | A Min | AA: 34.39 (+1.24s | 3.5%) | Sporting Jax Aquatic Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 28 | Eames Meek | 35.69 | 10 | A Min | AA: 34.39 (+1.30s | 3.6%) | Highlander Aquatic Club | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 29 | Alexander Lyavzin | 35.69 | 10 | A Min | AA: 34.39 (+1.30s | 3.6%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 30 | Colt Sivells | 35.74 | 10 | BB Min | A: 35.69 (+0.05s | 0.1%) | Southwest Stars Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 31 | Kash James | 35.85 | 9 | BB Min | A: 35.69 (+0.16s | 0.4%) | Coastal Aquatic Club | 04/25/2025 | 14th Annual JAX50 Sprint Dual Challenge | |
| 32 | Ari Thorne | 35.87 | 10 | BB Min | A: 35.69 (+0.18s | 0.5%) | Sarasota Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 33 | Artem Shtein | 35.87 | 10 | BB Min | A: 35.69 (+0.18s | 0.5%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 34 | Dean Hunter | 35.92 | 10 | BB Min | A: 35.69 (+0.23s | 0.6%) | Unattached | 05/17/2025 | 2025 PSA May Invite | |
| 35 | Emry Lotito | 35.94 | 9 | BB Min | A: 35.69 (+0.25s | 0.7%) | West Florida Lightning Aquatic | 01/16/2026 | 2026 TRIALS FUNDRAISER MEET | |
| 36 | Gustavo Granados | 35.97 | 9 | BB Min | A: 35.69 (+0.28s | 0.8%) | Fenix Swim Club | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 37 | Lorenzo Alberani | 35.99 | 10 | BB Min | A: 35.69 (+0.30s | 0.8%) | Azura Florida Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 38 | Matias Cardona | 36.29 | 10 | BB Min | A: 35.69 (+0.60s | 1.7%) | SwimFast | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 39 | Charlie Lockett | 36.36 | 9 | BB Min | A: 35.69 (+0.67s | 1.8%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | |
| 40 | Zachary Mokhiber | 36.37 | 10 | BB Min | A: 35.69 (+0.68s | 1.9%) | T2 Aquatics | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 41 | Michael Fan | 36.59 | 10 | BB Min | A: 35.69 (+0.90s | 2.5%) | High Performance Aquatic Club | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 42 | Benedict Clarno | 36.75 | 10 | BB Min | A: 35.69 (+1.06s | 2.9%) | Alamo Area Aquatic Association | 06/13/2025 | 2025 ST ASC Firecracker | |
| 43 | Joseph Mohler | 36.77 | 10 | BB Min | A: 35.69 (+1.08s | 2.9%) | Tampa Bay Aquatic Club | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | |
| 44 | Yubo Wang | 36.92 | 10 | BB Min | A: 35.69 (+1.23s | 3.3%) | Laker Swim | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 45 | Noah Olusanya | 36.95 | 9 | BB Min | A: 35.69 (+1.26s | 3.4%) | Wahoos of Jacksonville | 06/26/2025 | 2025 June TYR Classic | |
| 46 | Ricardo Romero | 36.99 | 10 | BB Min | A: 35.69 (+1.30s | 3.5%) | West Valley Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 47 | David Limakov | 37.00 | 10 | BB Min | A: 35.69 (+1.31s | 3.5%) | Pipeline Swimming | 07/04/2025 | 2025 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 48 | Duke Guo | 37.04 | 9 | BB Min | A: 35.69 (+1.35s | 3.6%) | McAllen Swim Club | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 49 | Calvin Higgs | 37.06 | 9 | BB Min | A: 35.69 (+1.37s | 3.7%) | Nitro Swimming | 06/20/2025 | 2025 ST NTRO LC Prelim Final Invite | |
| 50 | Christopher Lowther | 37.08 | 10 | BB Min | A: 35.69 (+1.39s | 3.7%) | YMCA of the Triangle Area Swim | 06/14/2024 | SwimRVA Summer Invitational | |
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.