Commonwealth Swimming Girls 10 & under 50 Y Back
These rankings show the swimmers' placement within their swim team.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 | Sophia Lee-Park | 33.48 | 8 | AAA Min | AAAA: 32.59 (+0.89s | 2.7%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 2 | Vivienne Han | 33.93 | 10 | AAA Min | AAAA: 32.59 (+1.34s | 3.9%) | Commonwealth Swimming | 01/24/2026 | 2026 NE NSSC Snowman Sprints | |
| 3 | Penelope Ng | 33.98 | 11 | AAA Min | AAAA: 32.59 (+1.39s | 4.1%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 4 | Caroline Richards | 34.46 | 11 | AA Min | AAA: 34.39 (+0.07s | 0.2%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 5 | Skaya Kain | 34.86 | 10 | AA Min | AAA: 34.39 (+0.47s | 1.3%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 6 | Sterling Sayce | 35.40 | 10 | AA Min | AAA: 34.39 (+1.01s | 2.9%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 7 | Olivia Yu | 35.45 | 11 | AA Min | AAA: 34.39 (+1.06s | 3.0%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 8 | Avery Xu | 35.69 | 11 | AA Min | AAA: 34.39 (+1.30s | 3.6%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 9 | Addison Lapp | 36.32 | 9 | A Min | AA: 36.19 (+0.13s | 0.4%) | Commonwealth Swimming | 01/10/2026 | 2026 NE CS Winter Classic | |
| 10 | Charlotte Stair | 36.85 | 9 | A Min | AA: 36.19 (+0.66s | 1.8%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 11 | Allie Clark | 37.75 | 10 | A Min | AA: 36.19 (+1.56s | 4.1%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 12 | Aldyn Andrews | 38.89 | 10 | BB Min | A: 37.99 (+0.90s | 2.3%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 13 | Ada Benson | 39.07 | 10 | BB Min | A: 37.99 (+1.08s | 2.8%) | Commonwealth Swimming | 11/07/2025 | 2025 NE CS Fall Classic Copied | |
| 14 | Tiaraoluwa Sokunbi | 39.62 | 10 | BB Min | A: 37.99 (+1.63s | 4.1%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 15 | Adela Quinonez | 39.98 | 10 | BB Min | A: 37.99 (+1.99s | 5.0%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 16 | Ella Zhang | 40.05 | 9 | BB Min | A: 37.99 (+2.06s | 5.1%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 17 | Zoe Vanech | 40.16 | 11 | BB Min | A: 37.99 (+2.17s | 5.4%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 18 | Catherine Ye | 40.52 | 10 | BB Min | A: 37.99 (+2.53s | 6.2%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 19 | Chloe Laub | 40.89 | 10 | BB Min | A: 37.99 (+2.90s | 7.1%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 20 | Elizabeth Lea | 41.26 | 10 | BB Min | A: 37.99 (+3.27s | 7.9%) | Commonwealth Swimming | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 21 | Aimee Hamblett | 41.47 | 10 | BB Min | A: 37.99 (+3.48s | 8.4%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 22 | Molly Salzler | 41.92 | 9 | BB Min | A: 37.99 (+3.93s | 9.4%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 23 | McKenzie Ryan | 42.03 | 9 | BB Min | A: 37.99 (+4.04s | 9.6%) | Commonwealth Swimming | 10/25/2025 | 2025 NE SHAWMUT Pumpkin Splash Copied | |
| 24 | Persephone Camp | 42.56 | 9 | BB Min | A: 37.99 (+4.57s | 10.7%) | Gator Swim Club | 03/01/2025 | 2025 Area 4 Spring Champs | |
| 25 | Anna Harrington | 42.84 | 10 | BB Min | A: 37.99 (+4.85s | 11.3%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 26 | Ryan LeBeau | 42.84 | 10 | BB Min | A: 37.99 (+4.85s | 11.3%) | Commonwealth Swimming | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 27 | Valentina Han | 42.93 | 8 | BB Min | A: 37.99 (+4.94s | 11.5%) | Commonwealth Swimming | 11/21/2025 | 2025 NE ABF Nov Trials And Final Meet | |
| 28 | Pei Song | 43.06 | 8 | BB Min | A: 37.99 (+5.07s | 11.8%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 29 | Everly Nyby | 43.25 | 10 | BB Min | A: 37.99 (+5.26s | 12.2%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 30 | Hannah Chung | 44.01 | 7 | B Min | BB: 43.29 (+0.72s | 1.6%) | Commonwealth Swimming | 01/10/2026 | 2026 NE CS Winter Classic | |
| 31 | Leah Reynolds | 44.12 | 9 | B Min | BB: 43.29 (+0.83s | 1.9%) | Commonwealth Swimming | 01/10/2026 | 2026 NE CS Winter Classic | |
| 32 | Marina Nolan | 44.20 | 10 | B Min | BB: 43.29 (+0.91s | 2.1%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 33 | Laina Newman | 44.60 | 9 | B Min | BB: 43.29 (+1.31s | 2.9%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 34 | Quinn Caruso | 45.61 | 10 | B Min | BB: 43.29 (+2.32s | 5.1%) | Commonwealth Swimming | 01/10/2026 | 2026 NE CS Winter Classic | |
| 35 | Penelope Misa | 46.02 | 9 | B Min | BB: 43.29 (+2.73s | 5.9%) | Commonwealth Swimming | 12/13/2024 | 2024 ME ABF Michelle Arpin | |
| 36 | Caroline Erickson | 46.25 | 9 | B Min | BB: 43.29 (+2.96s | 6.4%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 37 | Yuli Matsuoka-Motegi | 46.35 | 10 | B Min | BB: 43.29 (+3.06s | 6.6%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | |
| 38 | Mila Ben-Akiva | 46.68 | 10 | B Min | BB: 43.29 (+3.39s | 7.3%) | Commonwealth Swimming | 10/03/2025 | 2025 NE CS Kickoff Classic Copied | |
| 39 | Aubrey Laflamme | 46.92 | 10 | B Min | BB: 43.29 (+3.63s | 7.7%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 40 | Lucia Woronoff | 47.14 | 9 | B Min | BB: 43.29 (+3.85s | 8.2%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 41 | Evie Tobin | 47.42 | 9 | B Min | BB: 43.29 (+4.13s | 8.7%) | Commonwealth Swimming | 11/15/2025 | 2025 NE SAC Turkey Splash | |
| 42 | Molly Basenberg | 47.69 | 9 | B Min | BB: 43.29 (+4.40s | 9.2%) | Commonwealth Swimming | 01/10/2026 | 2026 NE CS Winter Classic | |
| 43 | Rainn Genore | 47.78 | 10 | B Min | BB: 43.29 (+4.49s | 9.4%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 44 | Eleanor Misa | 48.24 | 7 | B Min | BB: 43.29 (+4.95s | 10.3%) | Commonwealth Swimming | 12/13/2024 | 2024 ME ABF Michelle Arpin | |
| 45 | Isabel Uribe-Barrero | 48.24 | 10 | B Min | BB: 43.29 (+4.95s | 10.3%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 46 | Kensington Stys | 49.36 | 8 | B: 48.59 (+0.77s | 1.6%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | ||
| 47 | Charlotte Morton | 49.56 | 10 | B: 48.59 (+0.97s | 2.0%) | Commonwealth Swimming | 11/23/2025 | 2025 NE CRIM 12U TWO HUNDRED HUSTLE | ||
| 48 | Roshni Natarajan | 49.77 | 9 | B: 48.59 (+1.18s | 2.4%) | Commonwealth Swimming | 01/10/2026 | 2026 NE CS Winter Classic | ||
| 49 | Kareena Natarajan | 50.30 | 9 | B: 48.59 (+1.71s | 3.4%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | ||
| 50 | Juniper Clouse | 52.37 | 10 | B: 48.59 (+3.78s | 7.2%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | ||
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.