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 | |
|---|---|---|---|---|---|---|---|---|---|
| 601 | Melody Xu | 49.22 | 10 | BB Min | A: 48.79 (+0.43s | 0.9%) | Life Time Arizona Swim Team | 07/30/2026 | Long Course Far Westerns | |
| 602 | 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 | |
| 603 | 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 | |
| 604 | Hannah Linowska | 49.23 | 10 | BB Min | A: 48.79 (+0.44s | 0.9%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 605 | Payton Kuhn | 49.25 | 10 | BB Min | A: 48.79 (+0.46s | 0.9%) | Unattached | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 606 | 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 | |
| 607 | Carina Hess | 49.25 | 10 | BB Min | A: 48.79 (+0.46s | 0.9%) | Mount Carmel Force Aquatics | 07/23/2026 | 2026 OH LC Junior Championships | |
| 608 | 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 | |
| 609 | Hadley Tinnell | 49.26 | 10 | BB Min | A: 48.79 (+0.47s | 1.0%) | Firefish Aquatics | 06/05/2026 | HNVR Storm Surge 2026 | |
| 610 | Maci Imperi | 49.26 | 10 | BB Min | A: 48.79 (+0.47s | 1.0%) | Gator Swim Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 611 | Yiran Dong | 49.26 | 10 | BB Min | A: 48.79 (+0.47s | 1.0%) | Pacific Dragons Swim Team | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 612 | 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 | |
| 613 | 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 | |
| 614 | 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 | |
| 615 | Sophia Yang | 49.29 | 9 | BB Min | A: 48.79 (+0.50s | 1.0%) | Nitro Swimming | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 616 | 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 | |
| 617 | Sofia Gordon | 49.30 | 9 | BB Min | A: 48.79 (+0.51s | 1.0%) | Swim Coral Springs | 06/26/2026 | 2026 Michael Lohberg Invitational | |
| 618 | Nysa Banerjee | 49.30 | 10 | BB Min | A: 48.79 (+0.51s | 1.0%) | Wave Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 619 | 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 | |
| 620 | 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 | |
| 621 | Sylvia Li | 49.31 | 10 | BB Min | A: 48.79 (+0.52s | 1.1%) | Mission Viejo Nadadores | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 622 | 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 | |
| 623 | Felicity Frydryk | 49.32 | 10 | BB Min | A: 48.79 (+0.53s | 1.1%) | Star Aquatics | 06/25/2026 | ONSA Independence Invitational Copied | |
| 624 | Layla Koscheski | 49.33 | 10 | BB Min | A: 48.79 (+0.54s | 1.1%) | Oklahoma Swimming | 07/30/2026 | 2026 CZ 14 U Championship Meet IN | |
| 625 | Penelope Arambula | 49.34 | 10 | BB Min | A: 48.79 (+0.55s | 1.1%) | Capital of Texas Aquatics | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 626 | Makena Kam | 49.35 | 10 | BB Min | A: 48.79 (+0.56s | 1.1%) | Beach Cities Alpha | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 627 | Ivy Peterson | 49.35 | 9 | BB Min | A: 48.79 (+0.56s | 1.1%) | Edina Swim Club | 05/03/2026 | 2026 MN SEMS LC Invite | |
| 628 | Emerson Grauzer | 49.36 | 10 | BB Min | A: 48.79 (+0.57s | 1.2%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 629 | Eliza Kanivas | 49.36 | 10 | BB Min | A: 48.79 (+0.57s | 1.2%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 630 | Lainey Long | 49.36 | 10 | BB Min | A: 48.79 (+0.57s | 1.2%) | Stingrays Swim Team | 06/05/2026 | HNVR Storm Surge 2026 | |
| 631 | 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 | |
| 632 | 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 | |
| 633 | 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 | |
| 634 | Avery Bacci | 49.37 | 9 | BB Min | A: 48.79 (+0.58s | 1.2%) | Seattle Metropolitan Aquatic C | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 635 | Finley Crowe | 49.37 | 10 | BB Min | A: 48.79 (+0.58s | 1.2%) | Unattached | 07/30/2026 | 2026 CZ 14 U Championship Meet IN | |
| 636 | 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 | |
| 637 | Ruby Oshitelu | 49.38 | 10 | BB Min | A: 48.79 (+0.59s | 1.2%) | Hillsboro Swim Team | 05/01/2026 | 2026 THSC Spring Invite | |
| 638 | Nora Ghermanschi | 49.38 | 10 | BB Min | A: 48.79 (+0.59s | 1.2%) | Legacy Aquatics | 05/01/2026 | 2026 THSC Spring Invite | |
| 639 | 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 | |
| 640 | Anna Batchenko | 49.41 | 10 | BB Min | A: 48.79 (+0.62s | 1.3%) | Blue Ash YMCA Swim Team | 07/23/2026 | 2026 OH LC Junior Championships | |
| 641 | Khaleesi Dingle | 49.42 | 10 | BB Min | A: 48.79 (+0.63s | 1.3%) | Prince William Swim Club | 05/01/2026 | 2026 Helen Wang Sunflower Classic | |
| 642 | Nia Slavov | 49.43 | 9 | BB Min | A: 48.79 (+0.64s | 1.3%) | Alamo Heights Aquatic Club ? A | 04/18/2026 | 2026 ST NIST Spring Into Long Course | |
| 643 | Georgia Lee | 49.46 | 10 | BB Min | A: 48.79 (+0.67s | 1.4%) | SwimRise Aquatics | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 644 | Emma Kahler | 49.47 | 10 | BB Min | A: 48.79 (+0.68s | 1.4%) | Orange Beach Swim Team | 07/11/2026 | 2026 GPAC Summer Finale | |
| 645 | Maya Goetz | 49.47 | 10 | BB Min | A: 48.79 (+0.68s | 1.4%) | Aspire Aquatics of Colorado | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 646 | Daniela Burciaga Sussela | 49.48 | 9 | BB Min | A: 48.79 (+0.69s | 1.4%) | Municipio DE San Pedro | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 647 | Peyton Nicholson | 49.48 | 10 | BB Min | A: 48.79 (+0.69s | 1.4%) | Mount Desert Island YMCA ST | 05/30/2026 | 2026 NE NSSC May Invitational At Colby | |
| 648 | Sydney Harvey | 49.49 | 10 | BB Min | A: 48.79 (+0.70s | 1.4%) | Pikes Peak Athletics | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 649 | Ophelia MacDonald | 49.50 | 10 | BB Min | A: 48.79 (+0.71s | 1.4%) | YMCA of the North Shore Sharks | 07/17/2026 | 2026 NE MST ESC LCM 12 Under Championship | |
| 650 | Summer Draper | 49.51 | 10 | BB Min | A: 48.79 (+0.72s | 1.5%) | Piranhas YMCA of the Suncoast | 07/09/2026 | 2026 FL Summer Age Group 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.