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 | |
|---|---|---|---|---|---|---|---|---|---|
| 851 | Kayla Jones | 43.67 | 10 | BB Min | A: 42.79 (+0.88s | 2.0%) | Detroit All Star Aquatics | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 852 | Elysian Kiner | 43.67 | 10 | BB Min | A: 42.79 (+0.88s | 2.0%) | Tampa Yacht & Country Club Swi | 05/02/2026 | 57th Annual CYC Dick Smith Invitational | |
| 853 | Anya Constancio | 43.67 | 10 | BB Min | A: 42.79 (+0.88s | 2.0%) | Newburgh Sharks | 01/31/2026 | 2026 MR MWDA YBAR Sink Or Swim Invitational | |
| 854 | Reese Buba | 43.67 | 10 | BB Min | A: 42.79 (+0.88s | 2.0%) | 92ny Flying Dolphins | 10/10/2025 | 2025 MR YMID Fall Festival Invitational | |
| 855 | Tessa Kemery | 43.68 | 10 | BB Min | A: 42.79 (+0.89s | 2.0%) | North Jeffco Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 856 | Alexandra Lee | 43.69 | 10 | BB Min | A: 42.79 (+0.90s | 2.1%) | Diablo Aquatics | 09/27/2025 | PC LAC C B BB | |
| 857 | Madison Gailliard | 43.69 | 9 | BB Min | A: 42.79 (+0.90s | 2.1%) | Razor Aquatics | 12/12/2025 | OLY Swimming Holiday Bowl | |
| 858 | Emelia Quihuis | 43.70 | 10 | BB Min | A: 42.79 (+0.91s | 2.1%) | Old Dominion Aquatic Club | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 859 | Madelyn Glur | 43.70 | 10 | BB Min | A: 42.79 (+0.91s | 2.1%) | Sea Devils | 02/27/2026 | 2026 MN STRM Minnesota Regional Championship | |
| 860 | Katherine Libby | 43.70 | 9 | BB Min | A: 42.79 (+0.91s | 2.1%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 861 | Harlow Redson | 43.71 | 10 | BB Min | A: 42.79 (+0.92s | 2.1%) | North Jeffco Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 862 | Olivia Dyjak | 43.71 | 10 | BB Min | A: 42.79 (+0.92s | 2.1%) | Evolution Racing Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 863 | Nataly Nagy | 43.71 | 10 | BB Min | A: 42.79 (+0.92s | 2.1%) | Sarasota Sharks | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 864 | Norah Puchalski | 43.71 | 9 | BB Min | A: 42.79 (+0.92s | 2.1%) | Utica Shelby Swim Club | 02/27/2026 | 2026 Junior Cup | |
| 865 | Amelia Mercuri | 43.71 | 10 | BB Min | A: 42.79 (+0.92s | 2.1%) | Long Island Aquatic Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 866 | Morgan O'Reilly | 43.72 | 10 | BB Min | A: 42.79 (+0.93s | 2.1%) | Shawmut Aquatic Club | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 867 | Amarie Jackson | 43.72 | 5 | BB Min | A: 42.79 (+0.93s | 2.1%) | Brentwood Seawolves | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 868 | Margaret Malkowski | 43.72 | 10 | BB Min | A: 42.79 (+0.93s | 2.1%) | Mason Makos Swim Team | 01/16/2026 | GSA January Jump Start 2026 | |
| 869 | Caroline Erwin | 43.73 | 9 | BB Min | A: 42.79 (+0.94s | 2.1%) | The Fish | 03/20/2026 | 26th Annual Spring Championships | |
| 870 | Beatrix Cody | 43.74 | 10 | BB Min | A: 42.79 (+0.95s | 2.2%) | All Star Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 871 | Yumeha Mochino | 43.74 | 10 | BB Min | A: 42.79 (+0.95s | 2.2%) | Splash Aquatics | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 872 | Elise Shonka | 43.74 | 10 | BB Min | A: 42.79 (+0.95s | 2.2%) | Fort Collins Area Swim Team | 01/23/2026 | 2026 CO FAST Winter Open | |
| 873 | Blake Budden | 43.74 | 10 | BB Min | A: 42.79 (+0.95s | 2.2%) | Westport Weston Family YMCA Wa | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 874 | Grace McManus | 43.74 | 9 | BB Min | A: 42.79 (+0.95s | 2.2%) | Huntington YMCA Bluefish | 10/11/2025 | 2025 MR TVSC Ann Wycoff Memorial Swim Meet | |
| 875 | Leonor Bonetti | 43.74 | 9 | BB Min | A: 42.79 (+0.95s | 2.2%) | The Capitol Sea Devils | 02/13/2026 | 39th Black History Swim Meet | |
| 876 | Logan Rodgers | 43.75 | 10 | BB Min | A: 42.79 (+0.96s | 2.2%) | Machine Aquatics | 12/20/2025 | 2025 Splash And Dash | |
| 877 | Tigerlily Stice | 43.75 | 10 | BB Min | A: 42.79 (+0.96s | 2.2%) | Hawaii Swimming Club | 10/25/2025 | 2025 HI 25th Annual Bill Smith Invitational | |
| 878 | Ivy Krischel | 43.76 | 10 | BB Min | A: 42.79 (+0.97s | 2.2%) | Bloomington Normal Swim Club | 03/26/2026 | Destination Athlete Centennial Invite 2026 | |
| 879 | Raina Manickam | 43.76 | 10 | BB Min | A: 42.79 (+0.97s | 2.2%) | Marlins Of Raleigh | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 880 | Alyssa Nakajima | 43.76 | 9 | BB Min | A: 42.79 (+0.97s | 2.2%) | Tualatin Hills Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 881 | Clara Deaton | 43.77 | 10 | BB Min | A: 42.79 (+0.98s | 2.2%) | Wtrc Sharks | 03/12/2026 | 2026 OH SC Junior Championships | |
| 882 | Alice Booth | 43.77 | 10 | BB Min | A: 42.79 (+0.98s | 2.2%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 883 | Ann Garcia Seeley | 43.77 | 9 | BB Min | A: 42.79 (+0.98s | 2.2%) | Riptide Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 884 | Ella Materkoski | 43.77 | 9 | BB Min | A: 42.79 (+0.98s | 2.2%) | Delaware Riptide YMCA Swim Tea | 03/12/2026 | 2026 OH SC Junior Championships | |
| 885 | Zara Maleche | 43.77 | 9 | BB Min | A: 42.79 (+0.98s | 2.2%) | Mantas Swim Club | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 886 | Danika Teng | 43.79 | 10 | BB Min | A: 42.79 (+1.00s | 2.3%) | Cerritos Aquatic Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 887 | Ashley Tang | 43.79 | 10 | BB Min | A: 42.79 (+1.00s | 2.3%) | Issaquah Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 888 | Xiaorong Li | 43.79 | 10 | BB Min | A: 42.79 (+1.00s | 2.3%) | Milpitas Aquatic Club | 10/04/2024 | SCSC Pacific Swimming Short Cours C B A+ Meet | |
| 889 | Katherine Chow | 43.79 | 10 | BB Min | A: 42.79 (+1.00s | 2.3%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 890 | Samantha Millen | 43.80 | 10 | BB Min | A: 42.79 (+1.01s | 2.3%) | Lakeshore Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 891 | Corwin Falck | 43.80 | 10 | BB Min | A: 42.79 (+1.01s | 2.3%) | Marlins Of Raleigh | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier Meet | |
| 892 | Zoe Lee | 43.80 | 9 | BB Min | A: 42.79 (+1.01s | 2.3%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 893 | Ava Tseng | 43.80 | 9 | BB Min | A: 42.79 (+1.01s | 2.3%) | Quicksilver Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 894 | Margaret O'Neil | 43.80 | 10 | BB Min | A: 42.79 (+1.01s | 2.3%) | Nation\\\\\\'s Capital Swim Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 895 | Karina Larkin | 43.81 | 10 | BB Min | A: 42.79 (+1.02s | 2.3%) | Hammerhead Swim Club | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 896 | Cecilia Thibodeau | 43.82 | 10 | BB Min | A: 42.79 (+1.03s | 2.4%) | Cascade Swim Club | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 897 | Khloe Mo | 43.82 | 9 | BB Min | A: 42.79 (+1.03s | 2.4%) | Hawaii Swimming Club | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 898 | Teagan Mills | 43.83 | 10 | BB Min | A: 42.79 (+1.04s | 2.4%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 899 | Taylor Greim | 43.83 | 10 | BB Min | A: 42.79 (+1.04s | 2.4%) | Hydra Aquatics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 900 | Charlotte Harris | 43.83 | 9 | BB Min | A: 42.79 (+1.04s | 2.4%) | Smac | 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.