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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1851 | Riyanna Raj | 46.05 | 10 | BB Min | A: 42.79 (+3.26s | 7.1%) | Buckeye Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1852 | Jillian Parkin | 46.05 | 9 | BB Min | A: 42.79 (+3.26s | 7.1%) | Chinook Aquatic Club | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | |
| 1853 | Skylar Bryan | 46.05 | 10 | BB Min | A: 42.79 (+3.26s | 7.1%) | Waterloo Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 1854 | Anastazja Shaw | 46.06 | 10 | BB Min | A: 42.79 (+3.27s | 7.1%) | Tennessee Aquatics | 02/13/2026 | 2026 SE BAY Region 2 Championships Copied | |
| 1855 | Scarlett Browning | 46.06 | 9 | BB Min | A: 42.79 (+3.27s | 7.1%) | Nova of Virginia | 10/24/2025 | NOVA Halloween Haunt | |
| 1856 | Anna Neary | 46.06 | 9 | BB Min | A: 42.79 (+3.27s | 7.1%) | Reno Aquatic Club | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 1857 | Isla Lapchak | 46.06 | 9 | BB Min | A: 42.79 (+3.27s | 7.1%) | Rocket Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1858 | Sara Lopez | 46.06 | 10 | BB Min | A: 42.79 (+3.27s | 7.1%) | Sarasota Sharks | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 1859 | Cora Kirbo | 46.06 | 10 | BB Min | A: 42.79 (+3.27s | 7.1%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 1860 | Charlie Cubero | 46.06 | 10 | BB Min | A: 42.79 (+3.27s | 7.1%) | The Woodlands Swim Team | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 1861 | Isabella Minko | 46.07 | 10 | BB Min | A: 42.79 (+3.28s | 7.1%) | Freedom Aquatics | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 1862 | Caroline Van Riper | 46.07 | 10 | BB Min | A: 42.79 (+3.28s | 7.1%) | Hydra Aquatics | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 1863 | Britta Baldwin | 46.07 | 10 | BB Min | A: 42.79 (+3.28s | 7.1%) | Chugiak Aquatics Club | 11/21/2025 | NLSC Sprint Classic | |
| 1864 | Cora Biwer | 46.07 | 9 | BB Min | A: 42.79 (+3.28s | 7.1%) | Foxjets Swim Team | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 1865 | Isra Abdul-Knerr | 46.07 | 10 | BB Min | A: 42.79 (+3.28s | 7.1%) | Amherst Tritons Swim Team | 11/07/2025 | 2025 NE UVAC Dorsi Raynolds Memorial Meet C | |
| 1866 | Amelia Ellis | 46.08 | 10 | BB Min | A: 42.79 (+3.29s | 7.1%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 1867 | Lucy Lu | 46.09 | 10 | BB Min | A: 42.79 (+3.30s | 7.2%) | Tri-city Channel Cats | 12/06/2025 | 2025 IE VS Christmas Open | |
| 1868 | Kleo Macskasi | 46.09 | 9 | BB Min | A: 42.79 (+3.30s | 7.2%) | Arlington Aquatic Club | 09/27/2025 | 2025 PV MAKO FALL INVITATIONAL | |
| 1869 | Tatum Guilford | 46.09 | 9 | BB Min | A: 42.79 (+3.30s | 7.2%) | Caldera | 02/13/2026 | 2026 OR HS 5A 4 | |
| 1870 | Grace Roberts | 46.10 | 10 | BB Min | A: 42.79 (+3.31s | 7.2%) | Hydro Swim Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 1871 | Neorah Kuzhuppallil | 46.10 | 10 | BB Min | A: 42.79 (+3.31s | 7.2%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 1872 | Maya Currie | 46.10 | 10 | BB Min | A: 42.79 (+3.31s | 7.2%) | Middies Wave Ryders | 02/20/2026 | 2026 MR Silvers North Championship YMID | |
| 1873 | Aaira Jain | 46.11 | 9 | BB Min | A: 42.79 (+3.32s | 7.2%) | Hillsboro Swim Team | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 1874 | Sofia Caldito | 46.11 | 10 | BB Min | A: 42.79 (+3.32s | 7.2%) | East Bay Silver Dolphins | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 1875 | Everly Baker | 46.11 | 8 | BB Min | A: 42.79 (+3.32s | 7.2%) | Badger Swim Club,Inc. | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 1876 | Maddie Wood | 46.11 | 10 | BB Min | A: 42.79 (+3.32s | 7.2%) | Patriot Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 1877 | Caroline Stuckey | 46.11 | 10 | BB Min | A: 42.79 (+3.32s | 7.2%) | SwimMAC Carolina | 01/02/2026 | 2026 SwimMAC IMX Winter Invite Copied | |
| 1878 | Bianca Bordonaro | 46.11 | 10 | BB Min | A: 42.79 (+3.32s | 7.2%) | Com Aquatics | 11/14/2025 | 2025 ST AAAA AH PW NC Invite | |
| 1879 | Emma Moffat | 46.11 | 10 | BB Min | A: 42.79 (+3.32s | 7.2%) | Iolani Swim Club | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 1880 | Gwendolyn Nitz | 46.11 | 10 | BB Min | A: 42.79 (+3.32s | 7.2%) | Rainier Foothills Swim Team | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 1881 | Alice Khanarat | 46.12 | 9 | BB Min | A: 42.79 (+3.33s | 7.2%) | Twisters Swim Club | 02/28/2026 | 2026 MR QNS I Know I Can Invitational | |
| 1882 | Claire Reiley | 46.12 | 9 | BB Min | A: 42.79 (+3.33s | 7.2%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 1883 | Caroline Rentzsch | 46.12 | 10 | BB Min | A: 42.79 (+3.33s | 7.2%) | Nation\\\\\\'s Capital Swim Club | 01/17/2026 | PVS January Open 2026 Fairland | |
| 1884 | Sophia Fink | 46.12 | 10 | BB Min | A: 42.79 (+3.33s | 7.2%) | Charles River Aquatics | 01/09/2026 | 2026 NE CRA New Year Distance And Specialty | |
| 1885 | Everly Guest | 46.12 | 10 | BB Min | A: 42.79 (+3.33s | 7.2%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 NCAP Winter Qualifier | |
| 1886 | Italia Villanueva | 46.13 | 10 | BB Min | A: 42.79 (+3.34s | 7.2%) | El Paso Aqua Posse | 01/23/2026 | 2026 BD JCAT IMX 2026 | |
| 1887 | Lily Sun | 46.13 | 9 | BB Min | A: 42.79 (+3.34s | 7.2%) | Cascade Swim Club | 04/18/2026 | 2026 PN MMSC Marlins Madness Approved | |
| 1888 | Mallory Davis | 46.14 | 10 | BB Min | A: 42.79 (+3.35s | 7.3%) | YMCA of the Triangle Area Swim | 12/05/2025 | 2025 TYDE Winter Championship | |
| 1889 | Anila Machettira | 46.15 | 9 | BB Min | A: 42.79 (+3.36s | 7.3%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 1890 | Ida Mancell | 46.15 | 9 | BB Min | A: 42.79 (+3.36s | 7.3%) | Watertown Area Swim Club | 02/06/2026 | 2026 Qualifying Meet | |
| 1891 | Sullivan Wanstrath | 46.15 | 10 | BB Min | A: 42.79 (+3.36s | 7.3%) | Mason Makos Swim Team | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 1892 | Audrey Chung | 46.15 | 10 | BB Min | A: 42.79 (+3.36s | 7.3%) | Monocacy Aquatic Club | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 1893 | Bethany Herbias | 46.15 | 10 | BB Min | A: 42.79 (+3.36s | 7.3%) | Stingrays Swim Team | 01/17/2026 | 2026 Duck Bowl | |
| 1894 | Noel Davidson | 46.15 | 10 | BB Min | A: 42.79 (+3.36s | 7.3%) | Kingfish Swimming Medfield | 10/03/2025 | 2025 NE KING Pink Pentahlon Copied | |
| 1895 | Alexandra Izzo | 46.15 | 10 | BB Min | A: 42.79 (+3.36s | 7.3%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 1896 | Maya Goetz | 46.15 | 9 | BB Min | A: 42.79 (+3.36s | 7.3%) | Aspire Aquatics of Colorado | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1897 | Maci Imperi | 46.15 | 10 | BB Min | A: 42.79 (+3.36s | 7.3%) | Gator Swim Club | 02/28/2026 | 2026 Area 4 Spring Champs | |
| 1898 | Addie Maa | 46.16 | 10 | BB Min | A: 42.79 (+3.37s | 7.3%) | San Jose Goosemonkeys | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 1899 | Ashley Kail | 46.16 | 9 | BB Min | A: 42.79 (+3.37s | 7.3%) | Alameda Gators | 01/10/2026 | Pleasanton Seahawks SCY C B BB+ Meet | |
| 1900 | Piper McQueen | 46.16 | 10 | BB Min | A: 42.79 (+3.37s | 7.3%) | Apex | 02/21/2026 | 2026 Arena Short Course 10 U 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.