USA Girls 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Ayumi Sario | 49.18 | 9 | BB Min | A: 48.79 (+0.39s | 0.8%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 552 | Riley Hom | 49.19 | 10 | BB Min | A: 48.79 (+0.40s | 0.8%) | Daly City Dolphins | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 553 | Rosalee Wertz | 49.19 | 10 | BB Min | A: 48.79 (+0.40s | 0.8%) | New Wave Swim Team | 06/13/2026 | 2026 MOR Liberty Meet | |
| 554 | Olive Tu | 49.20 | 10 | BB Min | A: 48.79 (+0.41s | 0.8%) | Monterey Park Manta Rays | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 555 | Madison Chong | 49.20 | 10 | BB Min | A: 48.79 (+0.41s | 0.8%) | Aquazot Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 556 | Alexa Rodde | 49.20 | 10 | BB Min | A: 48.79 (+0.41s | 0.8%) | Burlingame Aquatics | 06/20/2026 | Alto Summer Swelter | |
| 557 | Felix Tobias | 49.20 | 10 | BB Min | A: 48.79 (+0.41s | 0.8%) | Heartland Swim Assoc | 06/19/2026 | 2026 SI Splash And Dash | |
| 558 | Cecilia Thorne | 49.20 | 10 | BB Min | A: 48.79 (+0.41s | 0.8%) | SwimRVA | 06/12/2026 | 2026 SwimRVA Summer Invitational | |
| 559 | Emelia Johnson | 49.20 | 10 | BB Min | A: 48.79 (+0.41s | 0.8%) | South East Metro Sharks | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 560 | Jadesolaoluwa Abdul | 49.20 | 9 | BB Min | A: 48.79 (+0.41s | 0.8%) | Irvine Novaquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 561 | Genevieve Court | 49.20 | 9 | BB Min | A: 48.79 (+0.41s | 0.8%) | SlipStream Aquatics | 06/18/2026 | 2026 CO Grand Junction Invitational | |
| 562 | Rylie Fukai | 49.21 | 10 | BB Min | A: 48.79 (+0.42s | 0.9%) | H2o Swim Team | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 563 | Bixby Wesley | 49.21 | 10 | BB Min | A: 48.79 (+0.42s | 0.9%) | Excel Aquatics | 04/24/2026 | 2026 Strong Tower Invite | |
| 564 | Riley Suksumrit | 49.22 | 9 | BB Min | A: 48.79 (+0.43s | 0.9%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 565 | Fiona Walsh | 49.22 | 10 | BB Min | A: 48.79 (+0.43s | 0.9%) | Denver Triton Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 566 | Ava Gao | 49.23 | 10 | BB Min | A: 48.79 (+0.44s | 0.9%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 567 | Robyn Raisbeck-Cleaver | 49.23 | 10 | BB Min | A: 48.79 (+0.44s | 0.9%) | Gsa | 04/17/2026 | 2026 STAR April Friday Night At The Races | |
| 568 | Hannah Linowska | 49.23 | 10 | BB Min | A: 48.79 (+0.44s | 0.9%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 569 | Payton Kuhn | 49.25 | 10 | BB Min | A: 48.79 (+0.46s | 0.9%) | Unattached | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 570 | Nayeon Kim | 49.25 | 10 | BB Min | A: 48.79 (+0.46s | 0.9%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 571 | Narvae Mabrouk | 49.25 | 10 | BB Min | A: 48.79 (+0.46s | 0.9%) | Apex Swim Club | 06/26/2026 | 2026 NE SUN Summer Solstice | |
| 572 | Natalie Chozick | 49.25 | 9 | BB Min | A: 48.79 (+0.46s | 0.9%) | Capital of Texas Aquatics | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 573 | Hadley Tinnell | 49.26 | 10 | BB Min | A: 48.79 (+0.47s | 1.0%) | Firefish Aquatics | 06/05/2026 | HNVR Storm Surge 2026 | |
| 574 | Natalia Rivera-Ruiz | 49.27 | 10 | BB Min | A: 48.79 (+0.48s | 1.0%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 575 | Ella Versaggi | 49.27 | 10 | BB Min | A: 48.79 (+0.48s | 1.0%) | York Swim Club of Northern Vir | 05/01/2026 | Speedo Spring Splash | |
| 576 | Aila Kettunen | 49.29 | 9 | BB Min | A: 48.79 (+0.50s | 1.0%) | Aquazot Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 577 | Amarie Helenske | 49.29 | 10 | BB Min | A: 48.79 (+0.50s | 1.0%) | Saint Petersburg Aquatics | 06/26/2026 | 2026 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 578 | Sofia Gordon | 49.30 | 9 | BB Min | A: 48.79 (+0.51s | 1.0%) | Swim Coral Springs | 06/26/2026 | 2026 Michael Lohberg Invitational | |
| 579 | Mia Leahy Ledesma | 49.30 | 10 | BB Min | A: 48.79 (+0.51s | 1.0%) | YMCA of the North Shore Sharks | 04/24/2026 | 2026 NE YNS LCM IMX IMR Meet | |
| 580 | Alexandrina Cardoso | 49.31 | 10 | BB Min | A: 48.79 (+0.52s | 1.1%) | Edina Swim Club | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 581 | Emma Robles Lotti | 49.32 | 10 | BB Min | A: 48.79 (+0.53s | 1.1%) | Nadadores Ponce Leones | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 582 | Felicity Frydryk | 49.32 | 10 | BB Min | A: 48.79 (+0.53s | 1.1%) | Star Aquatics | 06/25/2026 | ONSA Independence Invitational Copied | |
| 583 | Amelia Swenson | 49.34 | 9 | BB Min | A: 48.79 (+0.55s | 1.1%) | Santa Barbara Swim Club | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 584 | Ivy Peterson | 49.35 | 8 | BB Min | A: 48.79 (+0.56s | 1.1%) | Edina Swim Club | 05/03/2026 | 2026 MN SEMS LC Invite | |
| 585 | Trinity Holt | 49.35 | 10 | BB Min | A: 48.79 (+0.56s | 1.1%) | Quest Swimming | 05/02/2026 | BASS Jim Frye Memorial Invitational May 2026 | |
| 586 | Emerson Grauzer | 49.36 | 10 | BB Min | A: 48.79 (+0.57s | 1.2%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 587 | Eliza Kanivas | 49.36 | 10 | BB Min | A: 48.79 (+0.57s | 1.2%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 588 | Lainey Long | 49.36 | 10 | BB Min | A: 48.79 (+0.57s | 1.2%) | Stingrays Swim Team | 06/05/2026 | HNVR Storm Surge 2026 | |
| 589 | Miranda Ong | 49.37 | 10 | BB Min | A: 48.79 (+0.58s | 1.2%) | Danvers YMCA Dolfins | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | |
| 590 | Thea Zeng | 49.37 | 10 | BB Min | A: 48.79 (+0.58s | 1.2%) | Eastside Aquatic Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 591 | Maya Lim | 49.37 | 10 | BB Min | A: 48.79 (+0.58s | 1.2%) | Sandpipers of Nevada | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 592 | Amelia Dawson | 49.37 | 10 | BB Min | A: 48.79 (+0.58s | 1.2%) | Tri-city Channel Cats | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | |
| 593 | Aaradhya Bharadwaj | 49.38 | 10 | BB Min | A: 48.79 (+0.59s | 1.2%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 594 | Ruby Oshitelu | 49.38 | 10 | BB Min | A: 48.79 (+0.59s | 1.2%) | Hillsboro Swim Team | 05/01/2026 | 2026 THSC Spring Invite | |
| 595 | Nora Ghermanschi | 49.38 | 10 | BB Min | A: 48.79 (+0.59s | 1.2%) | Legacy Aquatics | 05/01/2026 | 2026 THSC Spring Invite | |
| 596 | Sophia Yang | 49.38 | 9 | BB Min | A: 48.79 (+0.59s | 1.2%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 597 | Lola Berkstresser | 49.38 | 10 | BB Min | A: 48.79 (+0.59s | 1.2%) | North Jeffco Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 598 | Anna Sorina | 49.39 | 10 | BB Min | A: 48.79 (+0.60s | 1.2%) | Eagle Aquatics | 06/06/2026 | 18th Annual LC NPB Summer Kickoff | |
| 599 | Maisy Akos | 49.40 | 10 | BB Min | A: 48.79 (+0.61s | 1.2%) | Area Tallahassee Aquatic Club | 05/02/2026 | SwimRise IMX IMR Challenge | |
| 600 | Kaira Tripathy | 49.41 | 10 | BB Min | A: 48.79 (+0.62s | 1.3%) | Jbarracudas Swim Team | 06/19/2026 | 2026 SI Splash And Dash | |
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.