USA Girls 10 & under - 50 Y Breast
These rankings show the swimmers' placement within the United States.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5201 | Evelyn Kolbe | 51.88 | 10 | B Min | BB: 48.69 (+3.19s | 6.1%) | Douglas Dolfins Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | |
| 5202 | Addison Modrov | 51.88 | 9 | B Min | BB: 48.69 (+3.19s | 6.1%) | Hauppauge Swimming | 12/11/2025 | 2025 MR HAUP Eagle Invitational | |
| 5203 | Isabel Sierra | 51.88 | 9 | B Min | BB: 48.69 (+3.19s | 6.1%) | The Woodlands Swim Team | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 5204 | Danielle Bast | 51.89 | 10 | B Min | BB: 48.69 (+3.20s | 6.2%) | Quince Orchard Swim Academy | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 5205 | Amelia VanCuran | 51.89 | 9 | B Min | BB: 48.69 (+3.20s | 6.2%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 5206 | Halle Cage | 51.89 | 10 | B Min | BB: 48.69 (+3.20s | 6.2%) | Northglenn Fusion Swim Club | 02/13/2026 | 2026 CO Loveland Last Chance Sweetheart Meet | |
| 5207 | Molly Brown | 51.89 | 10 | B Min | BB: 48.69 (+3.20s | 6.2%) | Life Time Houston Swim Team | 12/20/2024 | MAC Hosted 2024 Gulf Fall Champs | |
| 5208 | Nina Gramatova | 51.89 | 10 | B Min | BB: 48.69 (+3.20s | 6.2%) | Patuxent Aquatics Club | 10/10/2025 | 2025 PV October Open Fairland | |
| 5209 | Tanvi Mishra | 51.89 | 10 | B Min | BB: 48.69 (+3.20s | 6.2%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 5210 | Scyler Ceesay | 51.89 | 10 | B Min | BB: 48.69 (+3.20s | 6.2%) | Hydro-sonic Tiburones | 01/17/2026 | PVS January Open 2026 Fairland | |
| 5211 | Raine Diebel | 51.89 | 10 | B Min | BB: 48.69 (+3.20s | 6.2%) | SwimRVA | 11/22/2025 | Bass Turkey Classic 2025 | |
| 5212 | Fiona Wrigglesworth | 51.89 | 9 | B Min | BB: 48.69 (+3.20s | 6.2%) | Lahaina Swim Club | 12/06/2025 | 2025 MAGSA SCY B3 Meet | |
| 5213 | Morgana Montero | 51.89 | 9 | B Min | BB: 48.69 (+3.20s | 6.2%) | Apex Swim Club | 12/13/2025 | 2025 MR TRI Winter SCY Invitational | |
| 5214 | Gwendolyn Blanner | 51.90 | 10 | B Min | BB: 48.69 (+3.21s | 6.2%) | Parkway-Rockwood Gateway Swim | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 5215 | Adelaide Verderese | 51.90 | 9 | B Min | BB: 48.69 (+3.21s | 6.2%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 5216 | Joanna Guajardo | 51.90 | 10 | B Min | BB: 48.69 (+3.21s | 6.2%) | Frederick Area Swim Team | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 5217 | Raenella Senaratne | 51.90 | 10 | B Min | BB: 48.69 (+3.21s | 6.2%) | East Carolina Aquatics | 11/01/2025 | AQUA IMX Challenge | |
| 5218 | Ava Hresko | 51.90 | 10 | B Min | BB: 48.69 (+3.21s | 6.2%) | Sprc Stingrays | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 5219 | Ahnya Zhou | 51.90 | 8 | B Min | BB: 48.69 (+3.21s | 6.2%) | Asphalt Green Unified Aquatics | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 5220 | Liya James | 51.90 | 10 | B Min | BB: 48.69 (+3.21s | 6.2%) | Flatiron Athletic Club | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 5221 | Clara Jech | 51.90 | 10 | B Min | BB: 48.69 (+3.21s | 6.2%) | Cape Cod Swim Club | 01/04/2026 | 2026 NE SSC Jan Meet | |
| 5222 | Eileen Lin | 51.90 | 9 | B Min | BB: 48.69 (+3.21s | 6.2%) | Sylvania Tsunami Swim Club | 02/19/2026 | 2026 OH SOS SC Regional Championships | |
| 5223 | Rosie Masschelein | 51.90 | 9 | B Min | BB: 48.69 (+3.21s | 6.2%) | Quicksilver Swimming | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 5224 | Amel Zitouni | 51.90 | 10 | B Min | BB: 48.69 (+3.21s | 6.2%) | Andover-North Andover YMCA Hur | 10/03/2025 | 2025 NE CS Kickoff Classic Copied | |
| 5225 | Miraya Thapa | 51.91 | 9 | B Min | BB: 48.69 (+3.22s | 6.2%) | Mason Makos Swim Team | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 5226 | Ansley Ehlenbeck | 51.91 | 10 | B Min | BB: 48.69 (+3.22s | 6.2%) | Lakeland Country Club | 06/21/2025 | 2025 Riptide Aquatics Summer Open | |
| 5227 | Ava Vogelsberg | 51.91 | 10 | B Min | BB: 48.69 (+3.22s | 6.2%) | Texas Elite Swim Team | 12/20/2024 | 2024 Gulf Fall Champs (ESCA AMBU) | |
| 5228 | Sierra Zundel | 51.91 | 10 | B Min | BB: 48.69 (+3.22s | 6.2%) | Hurricane Penguins Swim Club | 02/14/2026 | 2026 Best ValenTimes Meet | |
| 5229 | Amelia Reitz | 51.91 | 10 | B Min | BB: 48.69 (+3.22s | 6.2%) | Retriever Aquatic Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 5230 | Amy Zhang | 51.91 | 10 | B Min | BB: 48.69 (+3.22s | 6.2%) | Storrs Aquatics | 03/20/2026 | 2026 NE NSSC March Madness At MIT | |
| 5231 | Willa Kline | 51.91 | 9 | B Min | BB: 48.69 (+3.22s | 6.2%) | First Colony Swim Team, Inc. | 01/19/2025 | 2025 FCST January Developmental Meet | |
| 5232 | Lucy Brown | 51.91 | 9 | B Min | BB: 48.69 (+3.22s | 6.2%) | Apex Aquatic Club | 12/21/2025 | 2025 FOX Winter Clean Up Meet | |
| 5233 | Mila Adams | 51.91 | 9 | B Min | BB: 48.69 (+3.22s | 6.2%) | Manta Rays | 12/13/2025 | 2025 MR TRI Winter SCY Invitational | |
| 5234 | Lucy Hsiao | 51.92 | 9 | B Min | BB: 48.69 (+3.23s | 6.2%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 5235 | Stella Weng | 51.92 | 8 | B Min | BB: 48.69 (+3.23s | 6.2%) | Memphis Tiger Swimming | 10/03/2025 | 2025 Tiger Fall Classic | |
| 5236 | Isla Galvin | 51.93 | 9 | B Min | BB: 48.69 (+3.24s | 6.2%) | Portland Porpoise Swim Club | 02/08/2026 | 2026 NE ABF ME February Frolic | |
| 5237 | Kaitlyn Crocker | 51.93 | 10 | B Min | BB: 48.69 (+3.24s | 6.2%) | Beaverton Area Aquatics Club | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 5238 | Isabella Benedetti | 51.93 | 9 | B Min | BB: 48.69 (+3.24s | 6.2%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 5239 | Kaitlyn Spooner | 51.93 | 10 | B Min | BB: 48.69 (+3.24s | 6.2%) | Wave Aquatics | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 5240 | Qixuan Huang | 51.93 | 9 | B Min | BB: 48.69 (+3.24s | 6.2%) | Oly Swimming | 01/10/2026 | 2026 PA Invite | |
| 5241 | Ellen Barrett | 51.93 | 10 | B Min | BB: 48.69 (+3.24s | 6.2%) | All Star Aquatics | 10/11/2025 | 2025 ASA October Kick Off | |
| 5242 | Daylla Mayrink | 51.93 | 10 | B Min | BB: 48.69 (+3.24s | 6.2%) | Webbs Tornadoes Swim Team | 01/30/2026 | 2026 NE CS Silver Championships | |
| 5243 | Audrey Moore | 51.93 | 8 | B Min | BB: 48.69 (+3.24s | 6.2%) | Aquawolves Swimming | 02/14/2026 | 2026 CO AQUA February Home Meet | |
| 5244 | Adelynn Goodbrand | 51.93 | 10 | B Min | BB: 48.69 (+3.24s | 6.2%) | Front Range Barracudas | 01/16/2026 | 2026 CO CUDA Classic | |
| 5245 | Lucy Li | 51.93 | 10 | B Min | BB: 48.69 (+3.24s | 6.2%) | All Star Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 5246 | Kalina Maynard | 51.93 | 7 | B Min | BB: 48.69 (+3.24s | 6.2%) | Monterey Bay Swim Club | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 5247 | Sydney Black | 51.93 | 10 | B Min | BB: 48.69 (+3.24s | 6.2%) | Pompano Beach Piranhas | 01/23/2026 | SPEEDO CUP CLOSED INVITE Copied | |
| 5248 | Raine Dauer | 51.93 | 10 | B Min | BB: 48.69 (+3.24s | 6.2%) | Gator Swim Club | 01/30/2026 | 2026 FAST February Helping Hands Invite | |
| 5249 | Agnes Diego | 51.93 | 9 | B Min | BB: 48.69 (+3.24s | 6.2%) | Bay Club Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 5250 | Ruby Wood | 51.94 | 9 | B Min | BB: 48.69 (+3.25s | 6.3%) | Lynchburg YMCA Swim Team | 02/27/2026 | 2026 SW District Champs 9 Over | |
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.