USA Girls 10 & under - 50 M Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4601 | Amelia Youngers | 56.46 | 9 | B: 55.79 (+0.67s | 1.2%) | Bolles School Sharks | 07/25/2025 | 2025 Area 1 LCM Championships | ||
| 4602 | Reagan Cook | 56.46 | 9 | B: 55.79 (+0.67s | 1.2%) | Northern KY Clippers | 05/01/2026 | CLPR 3rd Annual Northern KY Derby | ||
| 4603 | Shannon Halverson | 56.47 | 9 | B: 55.79 (+0.68s | 1.2%) | Magic Valley Marlins | 06/07/2025 | Summer Classics 2025 | ||
| 4604 | Katherine Wu | 56.47 | 9 | B: 55.79 (+0.68s | 1.2%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | ||
| 4605 | Cora Cooper | 56.47 | 10 | B: 55.79 (+0.68s | 1.2%) | Front Range Barracudas | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | ||
| 4606 | Kate Vivian | 56.47 | 9 | B: 55.79 (+0.68s | 1.2%) | SwimTLC-Parker Phenomena Swim | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | ||
| 4607 | Amanda Alldaffer | 56.47 | 9 | B: 55.79 (+0.68s | 1.2%) | Lakeside Swim Team | 07/09/2026 | 46th Annual Seahawk Invitational | ||
| 4608 | Sydney Ryner | 56.48 | 9 | B: 55.79 (+0.69s | 1.2%) | San Gabriel Aquatics | 04/10/2026 | 2026 ST LSAC 6th Annual Atomic Fest | ||
| 4609 | Jordyn Sleger | 56.49 | 9 | B: 55.79 (+0.70s | 1.2%) | Pierre Swim Team | 06/28/2025 | 2025 SD Summer Starter | ||
| 4610 | Iris Zhang | 56.50 | 8 | B: 55.79 (+0.71s | 1.3%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | ||
| 4611 | Reagan Olliff | 56.50 | 7 | B: 55.79 (+0.71s | 1.3%) | Denver Swim Academy | 05/16/2026 | 2026 CO Hilltopper Invite | ||
| 4612 | Elizabeth Howlett | 56.50 | 8 | B: 55.79 (+0.71s | 1.3%) | Lakeside Swim Team | 04/25/2026 | 2026 Triton Derby Swim Festival | ||
| 4613 | Chizara Acholem | 56.51 | 9 | B: 55.79 (+0.72s | 1.3%) | Memphis Thunder Aquatic Club | 04/24/2026 | 2026 Thunder IMX Meet LC 24Apr2026 Memphis Thunder Aquatic Club | ||
| 4614 | Eva Roemer | 56.51 | 9 | B: 55.79 (+0.72s | 1.3%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | ||
| 4615 | Isabella Yoon | 56.51 | 9 | B: 55.79 (+0.72s | 1.3%) | Crimson Aquatics | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | ||
| 4616 | Olivia Waithe | 56.51 | 8 | B: 55.79 (+0.72s | 1.3%) | Lakeside Swim Team | 04/25/2026 | 2026 Triton Derby Swim Festival | ||
| 4617 | Vivian Robertson | 56.51 | 8 | B: 55.79 (+0.72s | 1.3%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | ||
| 4618 | Elise Dewbre | 56.52 | 10 | B: 55.79 (+0.73s | 1.3%) | Eaton Red Waves | 05/02/2026 | 2026 CO Longmont IMR IMX Adrenaline Gauntlet | ||
| 4619 | Norah Shen | 56.52 | 9 | B: 55.79 (+0.73s | 1.3%) | Pacific Dragons Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 4620 | Siena Tomasi | 56.52 | 9 | B: 55.79 (+0.73s | 1.3%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 4621 | Natalie Lent | 56.53 | 9 | B: 55.79 (+0.74s | 1.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 4622 | Dorothy Park | 56.53 | 9 | B: 55.79 (+0.74s | 1.3%) | Los Altos Mountain View Aquati | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 4623 | Marie White | 56.53 | 10 | B: 55.79 (+0.74s | 1.3%) | Racers Swim Club | 05/30/2025 | Hydro4 Summer Open | ||
| 4624 | Emma Frommer | 56.54 | 10 | B: 55.79 (+0.75s | 1.3%) | Blue Wave Swimming | 06/06/2025 | 2025 TAMPA BAY SWIM CLASSIC | ||
| 4625 | Claire Micavich | 56.54 | 9 | B: 55.79 (+0.75s | 1.3%) | Pride Swimming | 06/20/2026 | 2026 NE MMD Fun In The Sun | ||
| 4626 | Ellie Geng | 56.55 | 7 | B: 55.79 (+0.76s | 1.3%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 4627 | Gisele Salameh | 56.55 | 9 | B: 55.79 (+0.76s | 1.3%) | Stingray Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 4628 | Olivia Owen | 56.56 | 9 | B: 55.79 (+0.77s | 1.4%) | Pacific Swim | 04/25/2025 | 2025 SI Pacific Swim A BB LCM Group A | ||
| 4629 | Ophelia Zinck | 56.56 | 9 | B: 55.79 (+0.77s | 1.4%) | Lakeridge Swim Team | 06/19/2026 | Reno Aquatic Club Gamble | ||
| 4630 | Olivia Chu | 56.56 | 9 | B: 55.79 (+0.77s | 1.4%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 4631 | Molly Wilson | 56.57 | 9 | B: 55.79 (+0.78s | 1.4%) | Brevard Swim Club | 05/22/2026 | 2026 Dr Aspi Doctor Memorial Swim Invite | ||
| 4632 | Audrey Musil | 56.58 | 10 | B: 55.79 (+0.79s | 1.4%) | Brownell Talbot | 05/08/2026 | 2026 SD SFST Ready For Long Course Meet | ||
| 4633 | Briella Mason | 56.58 | 7 | B: 55.79 (+0.79s | 1.4%) | Sunrise Swim Club | 05/01/2026 | 2026 NE SUN Leap Into Long Course | ||
| 4634 | Hallie McDermott | 56.58 | 9 | B: 55.79 (+0.79s | 1.4%) | Saratoga Stingrays | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | ||
| 4635 | Charlotte Williams | 56.59 | 10 | B: 55.79 (+0.80s | 1.4%) | Indian River Aquatics | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | ||
| 4636 | Maren Herbst | 56.59 | 9 | B: 55.79 (+0.80s | 1.4%) | Csp Tideriders | 06/26/2026 | 88th CSP Summer Invitational | ||
| 4637 | Charlotte Beckett | 56.59 | 9 | B: 55.79 (+0.80s | 1.4%) | Blue Dolfins | 05/15/2026 | 2026 PA Long Course Invite | ||
| 4638 | Annabelle Grant | 56.60 | 7 | B: 55.79 (+0.81s | 1.4%) | Occoquan Swimming | 05/01/2026 | Speedo Spring Splash | ||
| 4639 | Ruby Spannagel | 56.60 | 10 | B: 55.79 (+0.81s | 1.4%) | Valley Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 4640 | Kamila Soohoo | 56.60 | 7 | B: 55.79 (+0.81s | 1.4%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 4641 | Elise Ocean | 56.60 | 9 | B: 55.79 (+0.81s | 1.4%) | Mount Carmel Force Aquatics | 06/27/2025 | 2025 55th FREEDLANDER MEET | ||
| 4642 | Mary Fan | 56.61 | 7 | B: 55.79 (+0.82s | 1.4%) | Highlands Ranch Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 4643 | Victoria Fonseca Florez | 56.62 | 9 | B: 55.79 (+0.83s | 1.5%) | Hydra Aquatics | 05/01/2026 | Speedo Spring Splash | ||
| 4644 | Madeleine Blakesley | 56.62 | 7 | B: 55.79 (+0.83s | 1.5%) | New Bedford YMCA Hurricanes | 06/12/2026 | 2026 NE CS Summer Solstice | ||
| 4645 | Margaret Denehy | 56.62 | 8 | B: 55.79 (+0.83s | 1.5%) | Kentucky Aquatics | 04/25/2026 | 2026 Triton Derby Swim Festival | ||
| 4646 | Aspen Rincon-Bakken | 56.63 | 8 | B: 55.79 (+0.84s | 1.5%) | Sarasota Tsunami Swim Team | 05/02/2026 | 2026 Sea Dragon May Open | ||
| 4647 | Caroline Heringhaus | 56.63 | 10 | B: 55.79 (+0.84s | 1.5%) | Northern KY Clippers | 05/01/2026 | CLPR 3rd Annual Northern KY Derby | ||
| 4648 | Naina Singh | 56.64 | 7 | B: 55.79 (+0.85s | 1.5%) | Tac Titans | 06/19/2026 | 2026 TAC TITANS Summer Trident Meet | ||
| 4649 | Pyper Harbin | 56.64 | 9 | B: 55.79 (+0.85s | 1.5%) | Albany Aquatic Association | 05/02/2025 | 2025 AAA May LC Invitational | ||
| 4650 | Tara DesMarteau | 56.64 | 8 | B: 55.79 (+0.85s | 1.5%) | SwimRVA | 05/29/2026 | 2026 SwimRVA Success Bell | ||
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.