USA Girls 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 6051 | Lainey Campbell | 45.79 | 8 | B Min | BB: 43.29 (+2.50s | 5.5%) | Southwest Stars Swim Club | 02/21/2026 | 2026 SLAC Last Chance To Dance Invitational | |
| 6052 | Isabelle Truntzer | 45.79 | 8 | B Min | BB: 43.29 (+2.50s | 5.5%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | |
| 6053 | Elizabeth Tokarz | 45.79 | 10 | B Min | BB: 43.29 (+2.50s | 5.5%) | Crimson Aquatics | 03/06/2026 | 2026 NE CRIM March Trials Finals Meet | |
| 6054 | Adeline Shafer | 45.79 | 10 | B Min | BB: 43.29 (+2.50s | 5.5%) | Mountainside | 02/14/2025 | 2025 OR HS 6a 2 | |
| 6055 | Nora Hurst | 45.79 | 7 | B Min | BB: 43.29 (+2.50s | 5.5%) | Hampton Virginia Current | 02/07/2026 | 2026 8 And Under Southeastern District Champs | |
| 6056 | Julia Petronzio | 45.79 | 9 | B Min | BB: 43.29 (+2.50s | 5.5%) | Nation\\\\\\'s Capital Swim Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 6057 | Emily Keefe | 45.80 | 8 | B Min | BB: 43.29 (+2.51s | 5.5%) | United Swim Club | 10/17/2025 | 2025 NE CRIM OCTOBER TEAM SPECIALTY W DIST | |
| 6058 | Olivia Strauss | 45.80 | 9 | B Min | BB: 43.29 (+2.51s | 5.5%) | Prince William Swim Club | 11/08/2025 | 2025 PWSC Fall Aqua Fest | |
| 6059 | Quinn Truong | 45.80 | 9 | B Min | BB: 43.29 (+2.51s | 5.5%) | Chinook Aquatic Club | 03/07/2026 | 2026 PN C March Madness Approved | |
| 6060 | Mattie Dai | 45.80 | 9 | B Min | BB: 43.29 (+2.51s | 5.5%) | Fast Lane Aquatics | 12/04/2025 | RAFC Winter Classic | |
| 6061 | Olivia Rohler | 45.80 | 10 | B Min | BB: 43.29 (+2.51s | 5.5%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | |
| 6062 | Eloise Opferman | 45.80 | 9 | B Min | BB: 43.29 (+2.51s | 5.5%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/26/2025 | Lisa Ferris Fall Festival Time Trial 2025 | |
| 6063 | Ella Anga | 45.80 | 9 | B Min | BB: 43.29 (+2.51s | 5.5%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/16/2026 | 2026 Odd Age Classic | |
| 6064 | Natalia Zanussi | 45.80 | 8 | B Min | BB: 43.29 (+2.51s | 5.5%) | West Islip Swim Club | 02/28/2026 | 2026 MR TVSC St Patrick S Day 8 Under Meet | |
| 6065 | Jacqueline Breytus | 45.80 | 10 | B Min | BB: 43.29 (+2.51s | 5.5%) | Freedom Aquatics | 01/10/2026 | 2026 MR FREE Freedom Winter Magic | |
| 6066 | Emma Cronin | 45.80 | 9 | B Min | BB: 43.29 (+2.51s | 5.5%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 6067 | Clare Armstrong | 45.80 | 9 | B Min | BB: 43.29 (+2.51s | 5.5%) | West | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 6068 | Zaria Clovis | 45.80 | 10 | B Min | BB: 43.29 (+2.51s | 5.5%) | Rwb Aquatic Academy | 11/21/2025 | 2025 RANS Turkey Invite | |
| 6069 | Stevie Snyder | 45.81 | 10 | B Min | BB: 43.29 (+2.52s | 5.5%) | Mason Makos Swim Team | 09/27/2025 | 2025 PV MAKO FALL INVITATIONAL | |
| 6070 | Oona Birbiglia | 45.81 | 10 | B Min | BB: 43.29 (+2.52s | 5.5%) | Life Time Fitness New York Swi | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 6071 | Olivia Ewing | 45.81 | 9 | B Min | BB: 43.29 (+2.52s | 5.5%) | Rockfish Swimming | 02/06/2026 | 2026 Last Chance Qualifying Meet | |
| 6072 | Alice Pudney-Dupont | 45.81 | 10 | B Min | BB: 43.29 (+2.52s | 5.5%) | Swim Fort Lauderdale | 02/06/2026 | Friendship Meet 2026 | |
| 6073 | Maiia Dolenko | 45.81 | 9 | B Min | BB: 43.29 (+2.52s | 5.5%) | Mecklenburg Swim Association | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 6074 | Rowan Baker | 45.81 | 7 | B Min | BB: 43.29 (+2.52s | 5.5%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 6075 | Rielynn Gomez | 45.81 | 10 | B Min | BB: 43.29 (+2.52s | 5.5%) | Dads Club Swim Team | 01/18/2025 | 2025 LSST January Frosty Meet | |
| 6076 | Celine Lu | 45.81 | 8 | B Min | BB: 43.29 (+2.52s | 5.5%) | Long Island Aquatic Club | 11/16/2025 | 2025 MR LIAC Fall Festival Invitational | |
| 6077 | Emma O'Malley | 45.81 | 8 | B Min | BB: 43.29 (+2.52s | 5.5%) | Bgc-N. Westchester Marlins | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 6078 | Alexandra Moore | 45.82 | 10 | B Min | BB: 43.29 (+2.53s | 5.5%) | Columbia Aquatics Association | 12/05/2025 | 2025 Christmas Championships | |
| 6079 | Leighton Sheppard | 45.82 | 8 | B Min | BB: 43.29 (+2.53s | 5.5%) | YMCA of the Triangle Area Swim | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 6080 | Charlotte Koehl | 45.82 | 9 | B Min | BB: 43.29 (+2.53s | 5.5%) | McCallie-GPS Aquatics | 01/09/2026 | 2026 MCC January Invite | |
| 6081 | Charlotte Vegdahl | 45.82 | 10 | B Min | BB: 43.29 (+2.53s | 5.5%) | South Metro Storm | 02/13/2026 | 2026 MN STRM Winter Storm Warning Invite | |
| 6082 | Zulay Orderique | 45.82 | 7 | B Min | BB: 43.29 (+2.53s | 5.5%) | Fox Swim Club | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 6083 | Katherine Sherwood | 45.82 | 10 | B Min | BB: 43.29 (+2.53s | 5.5%) | Machine Aquatics | 02/20/2026 | 2026 Machine Qualifier | |
| 6084 | Colette Pifer | 45.82 | 9 | B Min | BB: 43.29 (+2.53s | 5.5%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 6085 | Kennedy Nerger | 45.83 | 10 | B Min | BB: 43.29 (+2.54s | 5.5%) | SwimTLC-Parker Phenomena Swim | 12/15/2024 | 2024 CO NJ Narwahl Invitational | |
| 6086 | Ella Colson | 45.83 | 7 | B Min | BB: 43.29 (+2.54s | 5.5%) | Pointe Aquatics | 02/27/2026 | 2026 MCSA Junior Cup | |
| 6087 | Allison Pegram | 45.83 | 10 | B Min | BB: 43.29 (+2.54s | 5.5%) | Coast Gaurd Blue Dolphins | 01/09/2026 | 2026 757swim Splash And Dash | |
| 6088 | Kylie Crouch | 45.83 | 10 | B Min | BB: 43.29 (+2.54s | 5.5%) | Hawks Swimming Association | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | |
| 6089 | Ausra Parker | 45.83 | 10 | B Min | BB: 43.29 (+2.54s | 5.5%) | Portland Porpoise Swim Club | 10/24/2025 | Boofish Halloween Meet | |
| 6090 | Eden Neal | 45.83 | 9 | B Min | BB: 43.29 (+2.54s | 5.5%) | Tollefson Swimming | 01/17/2026 | PVS January Open 2026 Fairland | |
| 6091 | Mila Zins | 45.84 | 10 | B Min | BB: 43.29 (+2.55s | 5.6%) | South East Metro Sharks | 07/10/2025 | 2025 MN SEMS July 10 Intrasquad | |
| 6092 | Scarlet Tuomikoski | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Sault Competitive AquaticsTeam | 02/15/2026 | 2026 MTSL Championship | |
| 6093 | Anna Myers | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 6094 | Selena Ramirez | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Alamo Area Aquatic Association | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 6095 | Raquel Gomez Gutierrez | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Utah Valley Aquatics | 07/02/2025 | 2025 14 Under Intrasquad | |
| 6096 | Joyce Xu | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Columbia Aquatics Association | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 6097 | Madeline Stevens | 45.84 | 10 | B Min | BB: 43.29 (+2.55s | 5.6%) | Cardinal and Gold Aquatics | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 6098 | Abigail Wolf | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Ensworth Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 6099 | Ellin Kim | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Phoenix Aquatic Club | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 6100 | Audrey Wei | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Empire Swimming | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
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.