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 | |
|---|---|---|---|---|---|---|---|---|---|
| 601 | Madison Lam | 43.15 | 9 | BB Min | A: 42.79 (+0.36s | 0.8%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 602 | Anna Kim | 43.16 | 10 | BB Min | A: 42.79 (+0.37s | 0.9%) | Unattached | 03/12/2026 | 2026 OH SC Junior Championships | |
| 603 | Keira Degalan | 43.16 | 9 | BB Min | A: 42.79 (+0.37s | 0.9%) | T2 Aquatics | 09/19/2026 | 2026 GCST FALL OPEN | |
| 604 | Kimberly Larsen | 43.17 | 10 | BB Min | A: 42.79 (+0.38s | 0.9%) | Kissimmee Swim Association | 09/19/2026 | 2026 Heart Of Florida Swim Meet | |
| 605 | Yilin Dai | 43.18 | 9 | BB Min | A: 42.79 (+0.39s | 0.9%) | Dynamo Swim Club | 03/06/2026 | Speedo Southern Premier | |
| 606 | Ilaryia Ramaniuk | 43.18 | 10 | BB Min | A: 42.79 (+0.39s | 0.9%) | Sarasota Sharks | 09/18/2026 | 2026 Sharks IMX Challenge | |
| 607 | Amalia Buchanan | 43.19 | 9 | BB Min | A: 42.79 (+0.40s | 0.9%) | Grosse Pointe Gators | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 608 | Asya Sapozhnikov | 43.19 | 10 | BB Min | A: 42.79 (+0.40s | 0.9%) | Karishim Swim Club | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 609 | Shayla Purville | 43.19 | 10 | BB Min | A: 42.79 (+0.40s | 0.9%) | Burlingame Aquatics | 10/03/2026 | PASA CBA+ SCY Meet Oct 2026 | |
| 610 | Ava Sysum | 43.19 | 10 | BB Min | A: 42.79 (+0.40s | 0.9%) | San Ramon Valley Aquatics | 09/19/2026 | PC LAC C B BB 26 Copied | |
| 611 | Anna Galatioto | 43.20 | 10 | BB Min | A: 42.79 (+0.41s | 0.9%) | Greenwich Ywca Swim Team | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 612 | Celina Feng | 43.20 | 9 | BB Min | A: 42.79 (+0.41s | 0.9%) | Dragon Swim Team | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 613 | Lacey Durden | 43.20 | 10 | BB Min | A: 42.79 (+0.41s | 0.9%) | Riptide Aquatics | 06/20/2026 | 2026 Riptide Summer Open | |
| 614 | Polina Tuchkova | 43.20 | 9 | BB Min | A: 42.79 (+0.41s | 0.9%) | Rockets Swimming | 10/10/2026 | TCSC Fall Invitational | |
| 615 | Caelyn Cotant | 43.22 | 9 | BB Min | A: 42.79 (+0.43s | 1.0%) | Atlantis Swimming | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 616 | Athena Sfakianos | 43.22 | 9 | BB Min | A: 42.79 (+0.43s | 1.0%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 617 | Madison Chapman | 43.22 | 10 | BB Min | A: 42.79 (+0.43s | 1.0%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 618 | McKenzie Painter | 43.22 | 10 | BB Min | A: 42.79 (+0.43s | 1.0%) | Northern KY Clippers | 09/26/2026 | 2026 CLPR Intrasquad Meet | |
| 619 | Keyla Quezada | 43.23 | 10 | BB Min | A: 42.79 (+0.44s | 1.0%) | Ccat Swimming | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 620 | Hannah Linthicum | 43.24 | 10 | BB Min | A: 42.79 (+0.45s | 1.0%) | Stingrays Swim Team | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 621 | Darcy O'Connor | 43.24 | 10 | BB Min | A: 42.79 (+0.45s | 1.0%) | Three Village Swim Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 622 | Isabella Huberman | 43.24 | 9 | BB Min | A: 42.79 (+0.45s | 1.0%) | Unattached | 11/08/2025 | BIG ISLAND SWIMMING @ KCAC | |
| 623 | Stella Stern | 43.27 | 10 | BB Min | A: 42.79 (+0.48s | 1.1%) | Annapolis Swim Club | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 624 | Emilia Jansen | 43.28 | 9 | BB Min | A: 42.79 (+0.49s | 1.1%) | Jersey Wahoos | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 625 | Clover Nelson | 43.28 | 10 | BB Min | A: 42.79 (+0.49s | 1.1%) | Multnomah Athletic Club | 12/05/2025 | 2025 Tualatin Hills Holiday Classic | |
| 626 | Maliha Radosevich | 43.28 | 10 | BB Min | A: 42.79 (+0.49s | 1.1%) | North Shore Swim Club | 03/13/2026 | 2026 NE NSSC NE Cup Championship | |
| 627 | Nayeon Kim | 43.28 | 10 | BB Min | A: 42.79 (+0.49s | 1.1%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 628 | Charlotte Stair | 43.28 | 9 | BB Min | A: 42.79 (+0.49s | 1.1%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | |
| 629 | Hadley Naes | 43.29 | 9 | BB Min | A: 42.79 (+0.50s | 1.2%) | Fast | 02/27/2026 | Ozark Division I Championship | |
| 630 | Megan Chang | 43.29 | 10 | BB Min | A: 42.79 (+0.50s | 1.2%) | Nitro Swimming | 09/26/2026 | 2026 ST NTRO Autumn Classic | |
| 631 | Quorra Strueh | 43.29 | 10 | BB Min | A: 42.79 (+0.50s | 1.2%) | SlipStream Aquatics | 09/13/2026 | 2026 SSA Red Vs Yellow Intra Squad | |
| 632 | Leia Chev | 43.30 | 9 | BB Min | A: 42.79 (+0.51s | 1.2%) | Dart Swimming | 09/26/2026 | 2026 CCA Spook Tacular | |
| 633 | Elsa Feng | 43.31 | 10 | BB Min | A: 42.79 (+0.52s | 1.2%) | La Mirada Armada | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 634 | Elena Hynst | 43.32 | 10 | BB Min | A: 42.79 (+0.53s | 1.2%) | SwimRVA | 12/11/2025 | 2025 East Coast WinterFest | |
| 635 | Claire Cao | 43.33 | 9 | BB Min | A: 42.79 (+0.54s | 1.2%) | Badger Swim Club,Inc. | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 636 | Leila Trencevska | 43.33 | 9 | BB Min | A: 42.79 (+0.54s | 1.2%) | YMCA Fairfax County Reston | 10/04/2025 | 2025 Harvest Moon Invitational | |
| 637 | Whitnee Jacobson | 43.33 | 10 | BB Min | A: 42.79 (+0.54s | 1.2%) | Red Wing Swim Club | 02/27/2026 | 2026 MN RSC Minnesota Regional Championship | |
| 638 | Anna Dansereau | 43.34 | 9 | BB Min | A: 42.79 (+0.55s | 1.3%) | Arlington Aquatic Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 639 | Emerson Parks | 43.34 | 10 | BB Min | A: 42.79 (+0.55s | 1.3%) | Unattached | 01/30/2026 | 2026 BSS February Classic Copied | |
| 640 | Tess Jackman | 43.34 | 10 | BB Min | A: 42.79 (+0.55s | 1.3%) | King Aquatic Club | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 641 | Kiera Newell | 43.35 | 9 | BB Min | A: 42.79 (+0.56s | 1.3%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 642 | Emily Wright | 43.35 | 9 | BB Min | A: 42.79 (+0.56s | 1.3%) | Qns Aquatic Club | 11/14/2025 | 2025 MR VAC Viking Classic Invitational | |
| 643 | Adora Wachuku | 43.36 | 6 | BB Min | A: 42.79 (+0.57s | 1.3%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 644 | Riley Cardella | 43.36 | 10 | BB Min | A: 42.79 (+0.57s | 1.3%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 645 | Stella Szalay | 43.36 | 10 | BB Min | A: 42.79 (+0.57s | 1.3%) | Pine Crest Swim Team | 10/02/2026 | Mike Horgan 2026 | |
| 646 | Allison Thibodeau | 43.37 | 10 | BB Min | A: 42.79 (+0.58s | 1.3%) | Bayside Aquatics | 02/13/2026 | 39th Black History Swim Meet | |
| 647 | Eliana Gelles | 43.37 | 10 | BB Min | A: 42.79 (+0.58s | 1.3%) | Piranhas YMCA of the Suncoast | 10/09/2026 | WFLA Halloween Invitational | |
| 648 | Emma Nakano | 43.37 | 10 | BB Min | A: 42.79 (+0.58s | 1.3%) | Olympic Cascade Aquatics | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 649 | Ella Kingston | 43.37 | 10 | BB Min | A: 42.79 (+0.58s | 1.3%) | Fog City Hammerheads | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 650 | Hazel McCleland | 43.38 | 10 | BB Min | A: 42.79 (+0.59s | 1.4%) | Old Dominion Aquatic Club | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
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.