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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3001 | Mia Young | 51.53 | 9 | B Min | BB: 49.69 (+1.84s | 3.6%) | Hillsboro Swim Team | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 3002 | Amber Lou | 51.53 | 9 | B Min | BB: 49.69 (+1.84s | 3.6%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 3003 | Heidi Burger | 51.53 | 10 | B Min | BB: 49.69 (+1.84s | 3.6%) | Lake Oswego Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 3004 | Claire niu | 51.54 | 10 | B Min | BB: 49.69 (+1.85s | 3.6%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 3005 | Mackenzie Atkins | 51.54 | 9 | B Min | BB: 49.69 (+1.85s | 3.6%) | Florida West Coast Aquatics | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 3006 | Eva Saez Oliva | 51.54 | 9 | B Min | BB: 49.69 (+1.85s | 3.6%) | Hurricane Aquatics | 05/15/2026 | 2026 Gulliver LCM Summer Classic | |
| 3007 | Finley Sciarrotta | 51.54 | 10 | B Min | BB: 49.69 (+1.85s | 3.6%) | Lincoln City Swim Club | 05/30/2026 | LCSC Summer Kickoff Meet Copied | |
| 3008 | Maggie Freundt | 51.55 | 9 | B Min | BB: 49.69 (+1.86s | 3.6%) | Laker Swim | 05/15/2026 | 2026 FAST May Invite | |
| 3009 | Vera Russo | 51.55 | 8 | B Min | BB: 49.69 (+1.86s | 3.6%) | Seattle Metropolitan Aquatic C | 05/28/2026 | 2026 IE VS Apple Capital | |
| 3010 | Morgan Snodderly | 51.56 | 9 | B Min | BB: 49.69 (+1.87s | 3.6%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | |
| 3011 | Vera Chow | 51.56 | 10 | B Min | BB: 49.69 (+1.87s | 3.6%) | Keene YMCA Dolphins | 05/09/2026 | 2026 NE NSSC Specialty At Springfield College | |
| 3012 | Alexis Melcher | 51.56 | 8 | B Min | BB: 49.69 (+1.87s | 3.6%) | Greenwood Swimming | 05/30/2026 | 2026 NE RIAC Sail Away On The Ferry | |
| 3013 | Kirby McDonald | 51.56 | 10 | B Min | BB: 49.69 (+1.87s | 3.6%) | Old North State Aquatics | 06/25/2026 | ONSA Independence Invitational Copied | |
| 3014 | Emma Cates | 51.57 | 9 | B Min | BB: 49.69 (+1.88s | 3.6%) | Aces Swim Club | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 3015 | Olive Soucy | 51.58 | 9 | B Min | BB: 49.69 (+1.89s | 3.7%) | Portland Porpoise Swim Club | 05/30/2026 | 2026 NE NSSC May Invitational At Colby | |
| 3016 | Avnitha Mocherla | 51.58 | 9 | B Min | BB: 49.69 (+1.89s | 3.7%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 3017 | Sailor LI | 51.58 | 8 | B Min | BB: 49.69 (+1.89s | 3.7%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 3018 | Genevieve Court | 51.58 | 9 | B Min | BB: 49.69 (+1.89s | 3.7%) | SlipStream Aquatics | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | |
| 3019 | Valeria Gaviria | 51.58 | 7 | B Min | BB: 49.69 (+1.89s | 3.7%) | Black Marlins Swim Team | 05/16/2026 | 2026 NE KCY Invitational | |
| 3020 | Fiona Harris | 51.59 | 10 | B Min | BB: 49.69 (+1.90s | 3.7%) | Area Tallahassee Aquatic Club | 06/26/2026 | ATAC Long Course Invitational | |
| 3021 | Elyse Lee | 51.59 | 9 | B Min | BB: 49.69 (+1.90s | 3.7%) | Daly City Dolphins | 06/06/2025 | BAC C B A Meet | |
| 3022 | Claire Zhang | 51.60 | 9 | B Min | BB: 49.69 (+1.91s | 3.7%) | Arctic Aquatics | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 3023 | Elena Retamozo | 51.60 | 10 | B Min | BB: 49.69 (+1.91s | 3.7%) | YMCA of Central Florida | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 3024 | Sofia Valdiviezo | 51.61 | 8 | B Min | BB: 49.69 (+1.92s | 3.7%) | EL Paso Border Land Swim Team | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 3025 | Luna Aktas | 51.61 | 8 | B Min | BB: 49.69 (+1.92s | 3.7%) | Olympic Cascade Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 3026 | Vivienne Kelleher | 51.61 | 9 | B Min | BB: 49.69 (+1.92s | 3.7%) | Crimson Aquatics | 05/30/2026 | 2026 NE RIAC Sail Away On The Ferry | |
| 3027 | Madison Yalango | 51.61 | 10 | B Min | BB: 49.69 (+1.92s | 3.7%) | Marlins Of Raleigh | 04/25/2026 | 2026 NCAC Quad Meet | |
| 3028 | Stella Mahan | 51.61 | 10 | B Min | BB: 49.69 (+1.92s | 3.7%) | Minnetonka Swim Club | 06/05/2026 | 2026 MN NSAC Summer Invite | |
| 3029 | Avery Lewin | 51.61 | 10 | B Min | BB: 49.69 (+1.92s | 3.7%) | Northern KY Clippers | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 3030 | Lillian Vincent | 51.61 | 10 | B Min | BB: 49.69 (+1.92s | 3.7%) | Sailfish Aquatics | 04/25/2026 | 2026 MSA April LC Meet | |
| 3031 | Anna Loft | 51.62 | 10 | B Min | BB: 49.69 (+1.93s | 3.7%) | Csp Tideriders | 05/01/2026 | John Traube Memorial 2026 | |
| 3032 | Bristol Glass | 51.62 | 10 | B Min | BB: 49.69 (+1.93s | 3.7%) | Quest Swimming | 05/04/2024 | BASS Jim Frye Memorial Invitational May 202 | |
| 3033 | Lillian Brewer | 51.62 | 9 | B Min | BB: 49.69 (+1.93s | 3.7%) | Nova of Virginia | 05/15/2026 | NOVA Spring Splash | |
| 3034 | Jane Sterr | 51.62 | 10 | B Min | BB: 49.69 (+1.93s | 3.7%) | Riptide Swim Team | 06/06/2026 | 2026 CO MACS Suburban League Invite | |
| 3035 | Eva Dingankar | 51.63 | 9 | B Min | BB: 49.69 (+1.94s | 3.8%) | San Ramon Valley Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 3036 | Elise Tremolet de Villers | 51.63 | 9 | B Min | BB: 49.69 (+1.94s | 3.8%) | North Jeffco Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 3037 | Anna Wu | 51.63 | 9 | B Min | BB: 49.69 (+1.94s | 3.8%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 3038 | Madilynn Rosenbauer | 51.64 | 9 | B Min | BB: 49.69 (+1.95s | 3.8%) | Southwest Stars Swim Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 3039 | Charlotte Bota | 51.64 | 9 | B Min | BB: 49.69 (+1.95s | 3.8%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | |
| 3040 | Olivia Welch | 51.65 | 9 | B Min | BB: 49.69 (+1.96s | 3.8%) | Winchester Swim Team | 11/05/2025 | Winchester Swim Team Intra Squad Meet | |
| 3041 | Abigail Forster | 51.66 | 10 | B Min | BB: 49.69 (+1.97s | 3.8%) | Terrapins Swim Team | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 3042 | Manyu Zhao | 51.66 | 8 | B Min | BB: 49.69 (+1.97s | 3.8%) | Waterloo Swimming | 04/19/2026 | 2026 ST WLOO Classic | |
| 3043 | Ruquayyah Marshall | 51.66 | 9 | B Min | BB: 49.69 (+1.97s | 3.8%) | Blue Waves Swim Club | 04/11/2026 | 2026 Fox April Long Course Invitational | |
| 3044 | Lydia Kingery | 51.67 | 9 | B Min | BB: 49.69 (+1.98s | 3.8%) | Tide Swimming | 07/11/2024 | 2024 VSI Regional Summer Awards | |
| 3045 | Landon Day | 51.67 | 10 | B Min | BB: 49.69 (+1.98s | 3.8%) | Bend Swim Club | 05/02/2025 | Bend Swim Club May Invitational | |
| 3046 | Maria Ivanskaya | 51.68 | 10 | B Min | BB: 49.69 (+1.99s | 3.9%) | King Aquatic Club | 04/25/2025 | 2025 PN KING Spring Derby | |
| 3047 | Nora Dimatteo | 51.68 | 9 | B Min | BB: 49.69 (+1.99s | 3.9%) | Kingfish Swimming Medfield | 05/30/2026 | 2026 NE RIAC Sail Away On The Ferry | |
| 3048 | Shannon Ashe | 51.68 | 10 | B Min | BB: 49.69 (+1.99s | 3.9%) | Sporting Jax Aquatic Club | 05/02/2026 | SwimRise IMX IMR Challenge | |
| 3049 | Eleanor Hart | 51.69 | 10 | B Min | BB: 49.69 (+2.00s | 3.9%) | Lakeside Swim Team | 05/15/2026 | 2026 Triton Summer Launch | |
| 3050 | Emma Alvarez | 51.69 | 10 | B Min | BB: 49.69 (+2.00s | 3.9%) | ElitSwim Club | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
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.