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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5901 | Claire Beigh | 45.56 | 10 | B Min | BB: 43.29 (+2.27s | 5.0%) | Fairfax Foxes Swimming | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 5902 | Harriet Thirolf | 45.56 | 8 | B Min | BB: 43.29 (+2.27s | 5.0%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 5903 | Isobel Scherer | 45.56 | 10 | B Min | BB: 43.29 (+2.27s | 5.0%) | Arena Club Aquatics | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 5904 | Isabella Wiggins | 45.56 | 10 | B Min | BB: 43.29 (+2.27s | 5.0%) | Middies Wave Ryders | 02/13/2026 | 39th Black History Swim Meet | |
| 5905 | Camille Cless | 45.56 | 10 | B Min | BB: 43.29 (+2.27s | 5.0%) | United Swim Club | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 5906 | Liya James | 45.57 | 10 | B Min | BB: 43.29 (+2.28s | 5.0%) | Flatiron Athletic Club | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 5907 | Kaleigh Peoples | 45.57 | 10 | B Min | BB: 43.29 (+2.28s | 5.0%) | Swim Birmingham YMCA | 02/06/2026 | 2026 SES Region 3 Champions | |
| 5908 | Olivia Boothby Zapata | 45.57 | 10 | B Min | BB: 43.29 (+2.28s | 5.0%) | Crimson Aquatics | 12/12/2025 | 2025 NE CRIM Frosty Frenzy Trials Finals | |
| 5909 | Kenzie Jehle | 45.57 | 9 | B Min | BB: 43.29 (+2.28s | 5.0%) | M.E. Lyons/Anderson Barracudas | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 5910 | Maria Kucenic | 45.57 | 10 | B Min | BB: 43.29 (+2.28s | 5.0%) | Fox Chapel Killer Whales | 02/13/2026 | 39th Black History Swim Meet | |
| 5911 | Isabelle Crivella | 45.58 | 10 | B Min | BB: 43.29 (+2.29s | 5.0%) | Hydra Aquatics | 11/21/2025 | 2025 Fall Festivus | |
| 5912 | Hanifa Bojuwon | 45.58 | 8 | B Min | BB: 43.29 (+2.29s | 5.0%) | All Star Aquatics | 02/13/2026 | 2026 ASA President S Day Classic | |
| 5913 | Alexis Melcher | 45.58 | 8 | B Min | BB: 43.29 (+2.29s | 5.0%) | Greenwood Swimming | 03/06/2026 | 2026 NE CRIM March Trials Finals Meet | |
| 5914 | Holly Tonn | 45.58 | 10 | B Min | BB: 43.29 (+2.29s | 5.0%) | The Dalles Swim Team | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 5915 | Abigail Messenger | 45.58 | 9 | B Min | BB: 43.29 (+2.29s | 5.0%) | Voltage Aquatics | 04/25/2025 | 2025 IMX IMR Meet | |
| 5916 | Madelyn Falkiewicz | 45.58 | 10 | B Min | BB: 43.29 (+2.29s | 5.0%) | South Lyon Aquatics | 11/15/2025 | 2025 SAC Thanksgiving Classic ABC Meet | |
| 5917 | Rubie Bytwork | 45.58 | 8 | B Min | BB: 43.29 (+2.29s | 5.0%) | Rockford Riptide | 02/07/2026 | 2026 Grand Rapids Open | |
| 5918 | Madeleine Timmer | 45.58 | 10 | B Min | BB: 43.29 (+2.29s | 5.0%) | Nation\\\\\\'s Capital Swim Club | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 5919 | Josephine Gard | 45.59 | 8 | B Min | BB: 43.29 (+2.30s | 5.0%) | Tidal Wave Aquatics | 02/20/2026 | 2026 OH WAVE SC Regional Championships | |
| 5920 | Nora Martin | 45.59 | 8 | B Min | BB: 43.29 (+2.30s | 5.0%) | Rapids Area YMCA | 12/30/2025 | 2025 Wildcat Winter Invite | |
| 5921 | Elena Bacon | 45.59 | 9 | B Min | BB: 43.29 (+2.30s | 5.0%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 5922 | Arianna Lopez | 45.59 | 9 | B Min | BB: 43.29 (+2.30s | 5.0%) | SwimRVA | 12/11/2025 | 2025 East Coast WinterFest | |
| 5923 | Katie Wen | 45.59 | 9 | B Min | BB: 43.29 (+2.30s | 5.0%) | Metro Surge Aquatic Club | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 5924 | Nalisah Moore | 45.59 | 10 | B Min | BB: 43.29 (+2.30s | 5.0%) | Life Time Iowa Swim Team | 03/29/2025 | 2025 MN MYAS Midwest Regional Swim Meet | |
| 5925 | Riley Kreger | 45.59 | 10 | B Min | BB: 43.29 (+2.30s | 5.0%) | Star Aquatics | 03/20/2026 | 2026 STAR Tar Heel States | |
| 5926 | Lucia Marshall | 45.59 | 10 | B Min | BB: 43.29 (+2.30s | 5.0%) | Mjcc Stingrays | 02/06/2026 | Legacy Aquatics Spring Qualifier | |
| 5927 | Opaline Maffei | 45.60 | 9 | B Min | BB: 43.29 (+2.31s | 5.1%) | Nation\\\\\\'s Capital Swim Club | 03/20/2026 | March Madness 2026 | |
| 5928 | Sloane James | 45.60 | 10 | B Min | BB: 43.29 (+2.31s | 5.1%) | Colorado Blue | 12/14/2025 | 2025 CO FORM Winter Open | |
| 5929 | Soraya Williams | 45.60 | 10 | B Min | BB: 43.29 (+2.31s | 5.1%) | Kingfish Swimming Medfield | 01/10/2026 | 2026 NE KING RI Rhody Nor Eastah | |
| 5930 | Kiely Hardin | 45.60 | 10 | B Min | BB: 43.29 (+2.31s | 5.1%) | Mecklenburg Swim Association | 02/07/2026 | MSA IM Tough Meet 2026 | |
| 5931 | Michelle Addei | 45.60 | 10 | B Min | BB: 43.29 (+2.31s | 5.1%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 5932 | Delia Lesan | 45.60 | 10 | B Min | BB: 43.29 (+2.31s | 5.1%) | Retriever Aquatic Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 5933 | Allison Lynn | 45.60 | 10 | B Min | BB: 43.29 (+2.31s | 5.1%) | Madison Swimming Association | 11/07/2025 | MSA Veterans Day Invitational | |
| 5934 | Molly Peterson | 45.60 | 10 | B Min | BB: 43.29 (+2.31s | 5.1%) | Blue Wave Swim Team PV | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 5935 | Emily Fehr | 45.60 | 10 | B Min | BB: 43.29 (+2.31s | 5.1%) | Y in Central Maryland Blue Cra | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 5936 | Emma Radoslovich | 45.61 | 10 | B Min | BB: 43.29 (+2.32s | 5.1%) | Middies Wave Ryders | 11/15/2025 | 2025 MR SSC Turkey Trot Invitational | |
| 5937 | Strickland Patton | 45.61 | 10 | B Min | BB: 43.29 (+2.32s | 5.1%) | Tiger Shark of Texas | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 5938 | Wynn Kalinowski | 45.61 | 10 | B Min | BB: 43.29 (+2.32s | 5.1%) | Hurricanes Swim Team | 02/21/2026 | 2026 MN FOXJ MN Bronze Championship | |
| 5939 | Olivia Triemstra | 45.61 | 10 | B Min | BB: 43.29 (+2.32s | 5.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 5940 | Nora Whitty | 45.61 | 8 | B Min | BB: 43.29 (+2.32s | 5.1%) | Eagle Swim Team Inc. | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 5941 | Rebecca Faucher | 45.61 | 8 | B Min | BB: 43.29 (+2.32s | 5.1%) | Gsa | 03/20/2026 | 2026 STAR Tar Heel States | |
| 5942 | Mavis Abbott | 45.61 | 9 | B Min | BB: 43.29 (+2.32s | 5.1%) | Denver Triton Swim Team | 03/13/2026 | Mile High Championship Invitational | |
| 5943 | Cecilia Spence | 45.62 | 9 | B Min | BB: 43.29 (+2.33s | 5.1%) | Atlantic Coast Athletic Club | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 5944 | Madison Yalango | 45.62 | 10 | B Min | BB: 43.29 (+2.33s | 5.1%) | Marlins Of Raleigh | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier Meet | |
| 5945 | Isabelle Ingham | 45.62 | 10 | B Min | BB: 43.29 (+2.33s | 5.1%) | Aces Swim Club | 12/12/2025 | 2025 CO NJ Blizzard Invite | |
| 5946 | Charlotte Delaney | 45.62 | 8 | B Min | BB: 43.29 (+2.33s | 5.1%) | Granite City Aquatics | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 5947 | Nastassia Burton | 45.62 | 9 | B Min | BB: 43.29 (+2.33s | 5.1%) | Rogue Rapids | 11/21/2025 | 2025 Rogue Rapids Sofia Marks Invitational | |
| 5948 | Eliza Ludwig | 45.62 | 9 | B Min | BB: 43.29 (+2.33s | 5.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/17/2025 | 2025 OLY Fall Classic | |
| 5949 | Caroline Venning | 45.62 | 9 | B Min | BB: 43.29 (+2.33s | 5.1%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 5950 | Blaire Dekker | 45.63 | 9 | B Min | BB: 43.29 (+2.34s | 5.1%) | Jenison | 02/14/2026 | 2026 WMSL Winter A Championship | |
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.