Commonwealth Swimming Girls 10 & under 50 M 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 | 37.67 | 9 | AAA Min | AAAA: 37.49 (+0.18s | 0.5%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 2 | Vivienne Han | 38.23 | 10 | AAA Min | AAAA: 37.49 (+0.74s | 1.9%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 3 | Sterling Sayce | 41.57 | 10 | AA Min | AAA: 39.49 (+2.08s | 5.0%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 4 | Addison Lapp | 41.88 | 10 | A Min | AA: 41.59 (+0.29s | 0.7%) | Commonwealth Swimming | 07/31/2026 | 2026 NE CS New England Summer Championship | |
| 5 | Charlotte Stair | 41.98 | 9 | A Min | AA: 41.59 (+0.39s | 0.9%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 6 | Tiaraoluwa Sokunbi | 43.71 | 10 | BB Min | A: 43.59 (+0.12s | 0.3%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 7 | Catherine Ye | 44.21 | 10 | BB Min | A: 43.59 (+0.62s | 1.4%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 8 | Aimee Hamblett | 45.31 | 10 | BB Min | A: 43.59 (+1.72s | 3.8%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 9 | Adela Quinonez | 45.42 | 10 | BB Min | A: 43.59 (+1.83s | 4.0%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | |
| 10 | Chloe Laub | 46.62 | 10 | BB Min | A: 43.59 (+3.03s | 6.5%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | |
| 11 | Pei Song | 46.89 | 9 | BB Min | A: 43.59 (+3.30s | 7.0%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 12 | Molly Salzler | 46.92 | 10 | BB Min | A: 43.59 (+3.33s | 7.1%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 13 | Quinn Caruso | 48.37 | 10 | BB Min | A: 43.59 (+4.78s | 9.9%) | Commonwealth Swimming | 07/31/2026 | 2026 NE CS New England Summer Championship | |
| 14 | McKenzie Ryan | 48.47 | 10 | BB Min | A: 43.59 (+4.88s | 10.1%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | |
| 15 | Valentina Han | 49.89 | 8 | B Min | BB: 49.69 (+0.20s | 0.4%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 16 | Hannah Chung | 50.30 | 8 | B Min | BB: 49.69 (+0.61s | 1.2%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 17 | Aubrey Laflamme | 50.62 | 10 | B Min | BB: 49.69 (+0.93s | 1.8%) | Commonwealth Swimming | 07/31/2026 | 2026 NE CS New England Summer Championship | |
| 18 | Persephone Camp | 50.91 | 10 | B Min | BB: 49.69 (+1.22s | 2.4%) | Gator Swim Club | 05/16/2025 | 2025 FAST May Invite | |
| 19 | Lisa Matsuoka-Motegi | 51.06 | 9 | B Min | BB: 49.69 (+1.37s | 2.7%) | Commonwealth Swimming | 07/31/2026 | 2026 NE CS New England Summer Championship | |
| 20 | Chloe O'Grady | 51.50 | 10 | B Min | BB: 49.69 (+1.81s | 3.5%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | |
| 21 | Lucia Woronoff | 52.03 | 9 | B Min | BB: 49.69 (+2.34s | 4.5%) | Commonwealth Swimming | 04/11/2026 | 2026 NE CS Season Opener | |
| 22 | Molly Reed | 52.20 | 9 | B Min | BB: 49.69 (+2.51s | 4.8%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 23 | Molly Basenberg | 52.25 | 9 | B Min | BB: 49.69 (+2.56s | 4.9%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | |
| 24 | Roshni Natarajan | 52.43 | 10 | B Min | BB: 49.69 (+2.74s | 5.2%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 25 | Evie Tobin | 52.69 | 10 | B Min | BB: 49.69 (+3.00s | 5.7%) | Commonwealth Swimming | 04/11/2026 | 2026 NE CS Season Opener | |
| 26 | Caroline Erickson | 52.91 | 9 | B Min | BB: 49.69 (+3.22s | 6.1%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | |
| 27 | Victoria Hales | 53.91 | 7 | B Min | BB: 49.69 (+4.22s | 7.8%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 28 | Kensington Stys | 53.94 | 8 | B Min | BB: 49.69 (+4.25s | 7.9%) | Commonwealth Swimming | 04/11/2026 | 2026 NE CS Season Opener | |
| 29 | Kareena Natarajan | 54.25 | 10 | B Min | BB: 49.69 (+4.56s | 8.4%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 30 | Maeve Cherry | 54.91 | 8 | B Min | BB: 49.69 (+5.22s | 9.5%) | Commonwealth Swimming | 07/31/2026 | 2026 NE CS New England Summer Championship | |
| 31 | Mihaella Kazakov | 56.12 | 9 | B: 55.79 (+0.33s | 0.6%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | ||
| 32 | Siena Tomasi | 56.52 | 9 | B: 55.79 (+0.73s | 1.3%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 33 | Mackenzie Brown | 58.45 | 7 | B: 55.79 (+2.66s | 4.6%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 34 | Eva Bontea | 58.61 | 8 | B: 55.79 (+2.82s | 4.8%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 35 | Louise Beaton | 1:00.03 | 8 | B: 55.79 (+4.24s | 7.1%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | ||
| 36 | Cecily Gyles | 1:00.14 | 10 | B: 55.79 (+4.35s | 7.2%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 37 | Penelope Palmer | 1:00.62 | 9 | B: 55.79 (+4.83s | 8.0%) | Commonwealth Swimming | 07/31/2026 | 2026 NE CS New England Summer Championship | ||
| 38 | Mina Lewkowitz | 1:00.82 | 9 | B: 55.79 (+5.03s | 8.3%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 39 | Charlotte Izzi | 1:01.70 | 10 | B: 55.79 (+5.91s | 9.6%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 40 | Kiera Flynn | 1:02.61 | 8 | B: 55.79 (+6.82s | 10.9%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | ||
| 41 | Evelyn Sharkey | 1:02.85 | 8 | B: 55.79 (+7.06s | 11.2%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | ||
| 42 | Khloe Blau | 1:03.45 | 7 | B: 55.79 (+7.66s | 12.1%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | ||
| 43 | Nova Blau | 1:04.71 | 9 | B: 55.79 (+8.92s | 13.8%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | ||
| 44 | Camila Vazquez | 1:06.15 | 9 | B: 55.79 (+10.36s | 15.7%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | ||
| 45 | Claire Harrington | 1:12.91 | 8 | B: 55.79 (+17.12s | 23.5%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 46 | Simona Watchous | 1:18.57 | 7 | B: 55.79 (+22.78s | 29.0%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 47 | Serafina Ferrari | 1:19.96 | 7 | B: 55.79 (+24.17s | 30.2%) | Commonwealth Swimming | 07/31/2026 | 2026 NE CS New England Summer Championship | ||
| 48 | Claire Sharkey | 1:20.09 | 6 | B: 55.79 (+24.30s | 30.3%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | ||
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.