Commonwealth Swimming Girls 10 & under 50 Y Breast
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 | Tiaraoluwa Sokunbi | 39.22 | 10 | AA Min | AAA: 38.89 (+0.33s | 0.8%) | Commonwealth Swimming | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | |
| 2 | Addison Lapp | 42.39 | 10 | A Min | AA: 40.89 (+1.50s | 3.5%) | Commonwealth Swimming | 03/20/2026 | 2026 NE ORO TSSA Champs | |
| 3 | McKenzie Ryan | 42.89 | 10 | BB Min | A: 42.79 (+0.10s | 0.2%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 4 | Charlotte Stair | 43.28 | 9 | BB Min | A: 42.79 (+0.49s | 1.1%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | |
| 5 | Sophia Lee-Park | 44.28 | 9 | BB Min | A: 42.79 (+1.49s | 3.4%) | Commonwealth Swimming | 03/13/2026 | 2026 NE INST NE Cup | |
| 6 | Ella Zhang | 44.44 | 9 | BB Min | A: 42.79 (+1.65s | 3.7%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 7 | Valentina Han | 45.21 | 8 | BB Min | A: 42.79 (+2.42s | 5.4%) | Commonwealth Swimming | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | |
| 8 | Catherine Ye | 45.82 | 10 | BB Min | A: 42.79 (+3.03s | 6.6%) | Commonwealth Swimming | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | |
| 9 | Sterling Sayce | 46.97 | 10 | BB Min | A: 42.79 (+4.18s | 8.9%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 10 | Aimee Hamblett | 47.45 | 10 | BB Min | A: 42.79 (+4.66s | 9.8%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | |
| 11 | Pei Song | 49.22 | 9 | B Min | BB: 48.69 (+0.53s | 1.1%) | Commonwealth Swimming | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | |
| 12 | Ryan Lebeau | 49.34 | 10 | B Min | BB: 48.69 (+0.65s | 1.3%) | Commonwealth Swimming | 11/15/2025 | 2025 NE SAC Turkey Splash | |
| 13 | Lucia Woronoff | 49.51 | 9 | B Min | BB: 48.69 (+0.82s | 1.7%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 14 | Marina Nolan | 50.17 | 10 | B Min | BB: 48.69 (+1.48s | 2.9%) | Commonwealth Swimming | 01/10/2026 | 2026 NE CS Winter Classic | |
| 15 | Kareena Natarajan | 51.27 | 10 | B Min | BB: 48.69 (+2.58s | 5.0%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 16 | Mihaella Kazakov | 51.57 | 9 | B Min | BB: 48.69 (+2.88s | 5.6%) | Commonwealth Swimming | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 17 | Roshni Natarajan | 51.78 | 10 | B Min | BB: 48.69 (+3.09s | 6.0%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 18 | Molly Salzler | 52.50 | 10 | B Min | BB: 48.69 (+3.81s | 7.3%) | Commonwealth Swimming | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | |
| 19 | Hannah Chung | 52.53 | 8 | B Min | BB: 48.69 (+3.84s | 7.3%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 20 | Caroline Erickson | 52.97 | 9 | B Min | BB: 48.69 (+4.28s | 8.1%) | Commonwealth Swimming | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 21 | Leah Reynolds | 53.15 | 10 | B Min | BB: 48.69 (+4.46s | 8.4%) | Commonwealth Swimming | 03/20/2026 | 2026 NE ORO TSSA Champs | |
| 22 | Lisa Matsuoka-Motegi | 55.06 | 9 | B: 54.59 (+0.47s | 0.9%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | ||
| 23 | Rainn Genore | 56.14 | 10 | B: 54.59 (+1.55s | 2.8%) | Commonwealth Swimming | 10/04/2025 | 2025 NE CS Fall Sprints Copied | ||
| 24 | Persephone Camp | 57.24 | 10 | B: 54.59 (+2.65s | 4.6%) | Commonwealth Swimming | 11/07/2025 | 2025 NE CS Fall Classic Copied | ||
| 25 | Louise Beaton | 59.19 | 8 | B: 54.59 (+4.60s | 7.8%) | Commonwealth Swimming | 03/13/2026 | 2026 NE INST NE Cup | ||
| 26 | Mina Lewkowitz | 59.85 | 9 | B: 54.59 (+5.26s | 8.8%) | Commonwealth Swimming | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | ||
| 27 | Evie Tobin | 1:00.41 | 10 | B: 54.59 (+5.82s | 9.6%) | Commonwealth Swimming | 11/15/2025 | 2025 NE SAC Turkey Splash | ||
| 28 | Penelope Palmer | 1:00.50 | 9 | B: 54.59 (+5.91s | 9.8%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | ||
| 29 | Ingrid Marhue | 1:00.66 | 9 | B: 54.59 (+6.07s | 10.0%) | Commonwealth Swimming | 03/20/2026 | 2026 NE ORO TSSA Champs | ||
| 30 | Quinn Caruso | 1:01.03 | 10 | B: 54.59 (+6.44s | 10.6%) | Commonwealth Swimming | 01/10/2026 | 2026 NE CS Winter Classic | ||
| 31 | Laina Newman | 1:02.41 | 9 | B: 54.59 (+7.82s | 12.5%) | Commonwealth Swimming | 12/07/2025 | 2025 NE ORO December Meet | ||
| 32 | Victoria Hales | 1:03.54 | 7 | B: 54.59 (+8.95s | 14.1%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | ||
| 33 | Molly Reed | 1:04.13 | 9 | B: 54.59 (+9.54s | 14.9%) | Commonwealth Swimming | 03/13/2026 | 2026 NE NSSC NE Cup Championship | ||
| 34 | Maeve Cherry | 1:05.61 | 8 | B: 54.59 (+11.02s | 16.8%) | Commonwealth Swimming | 01/30/2026 | 2026 NE CS Silver Championships | ||
| 35 | Mackenzie Sweet | 1:18.35 | 8 | B: 54.59 (+23.76s | 30.3%) | Commonwealth Swimming | 03/20/2026 | 2026 NE ORO TSSA Champs | ||
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.