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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1051 | Chloe Han | 45.28 | 10 | BB Min | A: 43.59 (+1.69s | 3.7%) | Rancho San Dieguito | 05/23/2026 | 2026 SI HSA A All Ages NTS May 23 24 | |
| 1052 | Findley Citta | 45.28 | 10 | BB Min | A: 43.59 (+1.69s | 3.7%) | Makos Aquatics Club of Gainesv | 05/16/2025 | 2025 FAST May Invite | |
| 1053 | Madelyn Mason | 45.28 | 9 | BB Min | A: 43.59 (+1.69s | 3.7%) | Foxjets Swim Team | 06/26/2026 | 2026 SD SFST Summer Surge Classic | |
| 1054 | Reagan Swartzel | 45.28 | 10 | BB Min | A: 43.59 (+1.69s | 3.7%) | Williamsburg Aquatic Club | 05/29/2026 | 2026 SwimRVA Success Bell | |
| 1055 | Alice Redd | 45.28 | 10 | BB Min | A: 43.59 (+1.69s | 3.7%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 1056 | Elizabeth Selden | 45.29 | 10 | BB Min | A: 43.59 (+1.70s | 3.8%) | Ambush Swimming | 06/13/2026 | 2026 ST CCLR Summer Beach Bash LCM | |
| 1057 | Angelene Zheng | 45.29 | 9 | BB Min | A: 43.59 (+1.70s | 3.8%) | Blazing Barracudas | 07/12/2025 | LSSC Avon Classic | |
| 1058 | Violet Wong | 45.29 | 10 | BB Min | A: 43.59 (+1.70s | 3.8%) | Sailfish Swim Team | 05/30/2026 | 2026 NE NSSC May Invitational At Colby | |
| 1059 | Ziya Bello | 45.29 | 9 | BB Min | A: 43.59 (+1.70s | 3.8%) | Paseo Aquatics Swim Team | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 1060 | Judith Sterr | 45.30 | 10 | BB Min | A: 43.59 (+1.71s | 3.8%) | Riptide Swim Team | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 1061 | Lanxuan Shen | 45.30 | 9 | BB Min | A: 43.59 (+1.71s | 3.8%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 1062 | EmmaLynn McBee | 45.30 | 10 | BB Min | A: 43.59 (+1.71s | 3.8%) | Lehi Aquatics | 06/27/2025 | WFFM Red White And Black 2025 | |
| 1063 | Kalyssa Salinas | 45.30 | 10 | BB Min | A: 43.59 (+1.71s | 3.8%) | Laredo Nadadores | 06/06/2026 | 2026 HPAC Sunshine Splash | |
| 1064 | Dylan Grant | 45.30 | 10 | BB Min | A: 43.59 (+1.71s | 3.8%) | Bellingham Bay Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 1065 | Claire Theiling | 45.30 | 9 | BB Min | A: 43.59 (+1.71s | 3.8%) | North Carolina Aquatic Club | 06/12/2026 | 2026 GCY Sprint And Distance | |
| 1066 | Sofia Martinez | 45.31 | 10 | BB Min | A: 43.59 (+1.72s | 3.8%) | Gold\\\\\\'s Aquatics Club (Camas) | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 1067 | Aimee Hamblett | 45.31 | 10 | BB Min | A: 43.59 (+1.72s | 3.8%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 1068 | Natalie Griffith | 45.31 | 10 | BB Min | A: 43.59 (+1.72s | 3.8%) | Hurricanes Swim Team | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 1069 | Willow Herod | 45.32 | 9 | BB Min | A: 43.59 (+1.73s | 3.8%) | Patriot Aquatics | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 1070 | Vivian Nguyen | 45.33 | 10 | BB Min | A: 43.59 (+1.74s | 3.8%) | Monticello Swim Club | 06/20/2026 | 2026 MN TUNA Summer Splash | |
| 1071 | Hayden Gallagher | 45.33 | 10 | BB Min | A: 43.59 (+1.74s | 3.8%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 1072 | Vivian Davila | 45.34 | 8 | BB Min | A: 43.59 (+1.75s | 3.9%) | Prince William Swim Club | 05/15/2026 | NOVA Spring Splash | |
| 1073 | Reagan Story | 45.35 | 8 | BB Min | A: 43.59 (+1.76s | 3.9%) | Ensworth Aquatics | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 1074 | Quinn Jelinek | 45.35 | 10 | BB Min | A: 43.59 (+1.76s | 3.9%) | Riptide Swim Team | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 1075 | Charli Mullin | 45.35 | 10 | BB Min | A: 43.59 (+1.76s | 3.9%) | Excel Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 1076 | Arianna Finkelshteyn | 45.35 | 8 | BB Min | A: 43.59 (+1.76s | 3.9%) | Houston Hydra | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 1077 | Laura Hawes | 45.35 | 10 | BB Min | A: 43.59 (+1.76s | 3.9%) | Tillamook YMCA Sharks | 05/30/2026 | LCSC Summer Kickoff Meet Copied | |
| 1078 | Nicolette Adair | 45.36 | 10 | BB Min | A: 43.59 (+1.77s | 3.9%) | York Swim Club of Northern Vir | 05/01/2026 | Speedo Spring Splash | |
| 1079 | Laura Gotto | 45.36 | 10 | BB Min | A: 43.59 (+1.77s | 3.9%) | Aquawolves Swimming | 05/23/2026 | 2026 CO CUDA Vs AQUA Dual | |
| 1080 | Amy Cui | 45.37 | 10 | BB Min | A: 43.59 (+1.78s | 3.9%) | Aquajets Swim Team | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 1081 | Lucy Jackson | 45.37 | 9 | BB Min | A: 43.59 (+1.78s | 3.9%) | Tampa Y Swimming | 05/30/2026 | Stingrays Summer Sizzle | |
| 1082 | Lilly Beck | 45.37 | 9 | BB Min | A: 43.59 (+1.78s | 3.9%) | SwimRVA | 05/02/2026 | BASS Jim Frye Memorial Invitational May 2026 | |
| 1083 | Sierra Largent | 45.37 | 10 | BB Min | A: 43.59 (+1.78s | 3.9%) | Unattached | 05/01/2026 | John Traube Memorial 2026 | |
| 1084 | Claire Du | 45.37 | 10 | BB Min | A: 43.59 (+1.78s | 3.9%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 1085 | Margaret Matthews | 45.38 | 10 | BB Min | A: 43.59 (+1.79s | 3.9%) | Old North State Aquatics | 06/05/2026 | STAR Andrew E Hartle Invitational | |
| 1086 | Lyla-Jean Giordano | 45.38 | 10 | BB Min | A: 43.59 (+1.79s | 3.9%) | Calabasas Waves | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 1087 | Mary Barton | 45.39 | 9 | BB Min | A: 43.59 (+1.80s | 4.0%) | Southwest Stars Swim Club | 05/15/2026 | 2026 PA Long Course Invite | |
| 1088 | Lilia Steinhilber | 45.40 | 10 | BB Min | A: 43.59 (+1.81s | 4.0%) | Life Time Southeast Swim Team | 06/26/2026 | 2026 SE Richard Quick Invitational | |
| 1089 | Charlie Deegan | 45.40 | 10 | BB Min | A: 43.59 (+1.81s | 4.0%) | River Road Swim Team | 05/01/2026 | 2026 AAA May LC Invitational | |
| 1090 | Aya Sharif | 45.40 | 10 | BB Min | A: 43.59 (+1.81s | 4.0%) | Charles River Aquatics | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | |
| 1091 | Leilani Booker | 45.40 | 9 | BB Min | A: 43.59 (+1.81s | 4.0%) | Sampson Family YMCA | 08/06/2025 | 2025 Summer Elite Showcase | |
| 1092 | Caroline Beasley | 45.40 | 8 | BB Min | A: 43.59 (+1.81s | 4.0%) | Nova of Virginia | 05/02/2026 | BASS Jim Frye Memorial Invitational May 2026 | |
| 1093 | Emma Wang | 45.41 | 10 | BB Min | A: 43.59 (+1.82s | 4.0%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 1094 | Hayden Garrahan | 45.41 | 10 | BB Min | A: 43.59 (+1.82s | 4.0%) | Riptide Swim Team | 07/18/2025 | 2025 MN STRM Minnesota Regional Championship | |
| 1095 | Clara Deaton | 45.42 | 10 | BB Min | A: 43.59 (+1.83s | 4.0%) | Wtrc Sharks | 05/15/2026 | Kentucky Aquatics Derby Classic | |
| 1096 | Adela Quinonez | 45.42 | 10 | BB Min | A: 43.59 (+1.83s | 4.0%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | |
| 1097 | Grace Esparza | 45.43 | 10 | BB Min | A: 43.59 (+1.84s | 4.1%) | Screaming Eagle Aquatics | 05/08/2026 | 2026 Cardinal Aquatics Summer Throwdown | |
| 1098 | Bella Li | 45.43 | 9 | BB Min | A: 43.59 (+1.84s | 4.1%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 1099 | Grace Miller | 45.43 | 10 | BB Min | A: 43.59 (+1.84s | 4.1%) | Southwest Stars Swim Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 1100 | Harper Loftis | 45.43 | 10 | BB Min | A: 43.59 (+1.84s | 4.1%) | Carpet Capital Aquatics Club | 06/26/2026 | 2026 HSA June 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.