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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Sutton Schaper | 46.04 | 10 | BB Min | A: 42.79 (+3.25s | 7.1%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 2002 | Jillian Fiske | 46.04 | 9 | BB Min | A: 42.79 (+3.25s | 7.1%) | Machine Aquatics | 12/20/2025 | 2025 Candy Cane Sprints | |
| 2003 | Alaina Barna | 46.04 | 10 | BB Min | A: 42.79 (+3.25s | 7.1%) | Poseidon Swimming Inc | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 2004 | Ella Pham | 46.05 | 10 | BB Min | A: 42.79 (+3.26s | 7.1%) | Killer Whales Swim Club | 11/15/2025 | 2025 OR SLST Artman Invitational | |
| 2005 | Victoria Neary | 46.05 | 10 | BB Min | A: 42.79 (+3.26s | 7.1%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 2006 | Zuri Langley | 46.05 | 9 | BB Min | A: 42.79 (+3.26s | 7.1%) | Queen City Dolphins | 03/20/2026 | 2026 BRSL Championships | |
| 2007 | Maggie Boyce | 46.05 | 9 | BB Min | A: 42.79 (+3.26s | 7.1%) | Carolina Aquatics Swim Club | 12/05/2025 | ATOM Winter Invite 2025 | |
| 2008 | 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 | |
| 2009 | 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 | |
| 2010 | 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 | |
| 2011 | Scarlett Browning | 46.06 | 9 | BB Min | A: 42.79 (+3.27s | 7.1%) | Nova of Virginia | 10/24/2025 | NOVA Halloween Haunt | |
| 2012 | 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 | |
| 2013 | Sara Lopez | 46.06 | 10 | BB Min | A: 42.79 (+3.27s | 7.1%) | Sarasota Sharks | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 2014 | Cora Kirbo | 46.06 | 10 | BB Min | A: 42.79 (+3.27s | 7.1%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 2015 | Kaylia Roberts | 46.06 | 10 | BB Min | A: 42.79 (+3.27s | 7.1%) | Warrior Aquatic Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 2016 | 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 | |
| 2017 | 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 | |
| 2018 | 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 | |
| 2019 | 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 | |
| 2020 | Britta Baldwin | 46.07 | 10 | BB Min | A: 42.79 (+3.28s | 7.1%) | Chugiak Aquatics Club | 11/21/2025 | NLSC Sprint Classic | |
| 2021 | 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 | |
| 2022 | 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 | |
| 2023 | Amelia Ellis | 46.08 | 10 | BB Min | A: 42.79 (+3.29s | 7.1%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 2024 | 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 | |
| 2025 | Riedley Stout | 46.09 | 10 | BB Min | A: 42.79 (+3.30s | 7.2%) | Patriot Aquatics | 12/04/2025 | RAFC Winter Classic | |
| 2026 | 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 | |
| 2027 | Tatum Guilford | 46.09 | 9 | BB Min | A: 42.79 (+3.30s | 7.2%) | Caldera | 02/13/2026 | 2026 OR HS 5A 4 | |
| 2028 | 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 | |
| 2029 | Ananya Arjunan | 46.10 | 10 | BB Min | A: 42.79 (+3.31s | 7.2%) | Tualatin Hills Swim Club | 11/07/2025 | 2025 THSC November Open | |
| 2030 | Neorah Kuzhuppallil | 46.10 | 10 | BB Min | A: 42.79 (+3.31s | 7.2%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 2031 | 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 | |
| 2032 | 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 | |
| 2033 | Maddie Wood | 46.11 | 10 | BB Min | A: 42.79 (+3.32s | 7.2%) | Patriot Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 2034 | 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 | |
| 2035 | Sylvi Short | 46.11 | 10 | BB Min | A: 42.79 (+3.32s | 7.2%) | Seattle Metropolitan Aquatic C | 11/16/2025 | 2025 PN PAC Q Meet | |
| 2036 | 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 | |
| 2037 | 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 | |
| 2038 | 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) | |
| 2039 | 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 | |
| 2040 | 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 | |
| 2041 | Claire Reiley | 46.12 | 9 | BB Min | A: 42.79 (+3.33s | 7.2%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 2042 | Carleigh Mc Crea | 46.12 | 10 | BB Min | A: 42.79 (+3.33s | 7.2%) | Indian River Aquatics | 02/28/2026 | Spring Area 6 Championships 2026 | |
| 2043 | 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 | |
| 2044 | 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 | |
| 2045 | 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 | |
| 2046 | 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 | |
| 2047 | 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 | |
| 2048 | Claire Maddan | 46.15 | 10 | BB Min | A: 42.79 (+3.36s | 7.3%) | First Colony Swim Team, Inc. | 02/21/2025 | 2025 Gulf 12 Under Champs (PACK) | |
| 2049 | Anila Machettira | 46.15 | 9 | BB Min | A: 42.79 (+3.36s | 7.3%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 2050 | Ida Mancell | 46.15 | 9 | BB Min | A: 42.79 (+3.36s | 7.3%) | Watertown Area Swim Club | 02/06/2026 | 2026 Qualifying Meet | |
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.