USA Girls 10 & under - 50 M Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1001 | Hailey Bartel | 51.48 | 9 | BB Min | A: 48.79 (+2.69s | 5.2%) | Gator Swim Club | 06/25/2026 | 2026 FAST Independence Invitational | |
| 1002 | Raegan Seib | 51.49 | 10 | BB Min | A: 48.79 (+2.70s | 5.2%) | Unattached | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1003 | Arlo Jerkins | 51.49 | 9 | BB Min | A: 48.79 (+2.70s | 5.2%) | Tac Titans | 05/15/2026 | 2026 TAC TITANS Spring Fling Meet | |
| 1004 | Olivia Strauss | 51.49 | 9 | BB Min | A: 48.79 (+2.70s | 5.2%) | Prince William Swim Club | 06/26/2026 | 2026 VSI LC Northern District Champs | |
| 1005 | Doris Wang | 51.49 | 10 | BB Min | A: 48.79 (+2.70s | 5.2%) | South Shore YMCA Strypers | 06/05/2026 | 2026 NE SAC America S Cup Copied | |
| 1006 | Dorothy Thaden | 51.50 | 9 | BB Min | A: 48.79 (+2.71s | 5.3%) | YMCA of the Triangle Area Swim | 04/24/2026 | 2026 RSA Warm Up To LC Copied Copied | |
| 1007 | Perla Lin | 51.50 | 10 | BB Min | A: 48.79 (+2.71s | 5.3%) | Monterey Park Manta Rays | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 1008 | Carolina Simpkins | 51.50 | 9 | BB Min | A: 48.79 (+2.71s | 5.3%) | North Palm Beach Swim Club | 07/10/2026 | 2026 FG LCM BB Champs North | |
| 1009 | Jordyn Colley | 51.50 | 9 | BB Min | A: 48.79 (+2.71s | 5.3%) | Northern KY Clippers | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 1010 | Ilana Silvestrini | 51.51 | 10 | BB Min | A: 48.79 (+2.72s | 5.3%) | Carmel Swim Club | 06/04/2026 | 98th Ohio Valley Championships 2026 | |
| 1011 | Annie Penturf | 51.51 | 10 | BB Min | A: 48.79 (+2.72s | 5.3%) | Northwest Arkansas Aquatics | 06/26/2026 | 2026 HSA June Invitational | |
| 1012 | Raegan Seker | 51.53 | 10 | BB Min | A: 48.79 (+2.74s | 5.3%) | Treasure Coast Aquatics | 05/02/2026 | TCSC Go For The Gold Invitational | |
| 1013 | Stella Sullivan | 51.53 | 9 | BB Min | A: 48.79 (+2.74s | 5.3%) | North Carolina Aquatic Club | 05/15/2026 | 2026 NCAC Meet On The Hill | |
| 1014 | Zuzu Hughes | 51.53 | 10 | BB Min | A: 48.79 (+2.74s | 5.3%) | Tnt Swimming | 06/05/2026 | 2026 GPAC Tom Lalor Invitational | |
| 1015 | Naeema Jallow | 51.55 | 10 | BB Min | A: 48.79 (+2.76s | 5.4%) | Bayside Aquatics | 07/17/2026 | 2026 MD Long Course Last Chance Meet | |
| 1016 | Paisley MacDonald | 51.56 | 10 | BB Min | A: 48.79 (+2.77s | 5.4%) | Fort Collins Area Swim Team | 07/10/2026 | 2026 CO NCS Gold District Championships | |
| 1017 | Olivia Shieh | 51.57 | 10 | BB Min | A: 48.79 (+2.78s | 5.4%) | Lake Oswego Swim Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 1018 | Arrietty Shieh | 51.58 | 10 | BB Min | A: 48.79 (+2.79s | 5.4%) | Tualatin Hills Swim Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 1019 | Ruiqi Hu | 51.58 | 10 | BB Min | A: 48.79 (+2.79s | 5.4%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 1020 | Soomin Han | 51.58 | 9 | BB Min | A: 48.79 (+2.79s | 5.4%) | Quicksilver Swimming | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 1021 | Vivian Kalogrides | 51.59 | 9 | BB Min | A: 48.79 (+2.80s | 5.4%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 1022 | Olivia Mosquera | 51.59 | 9 | BB Min | A: 48.79 (+2.80s | 5.4%) | Nation\\\\\\'s Capital Swim Club | 05/01/2026 | Speedo Spring Splash | |
| 1023 | Zoriana Tkachenko | 51.60 | 10 | BB Min | A: 48.79 (+2.81s | 5.4%) | Waterloo Swimming | 05/22/2026 | 2026 ST ASC Spring Showcase | |
| 1024 | Charlotte Hoyos | 51.60 | 9 | BB Min | A: 48.79 (+2.81s | 5.4%) | Pine Crest Swimming | 07/10/2026 | 2026 FG LCM BB Champs North | |
| 1025 | Madeline Miles | 51.61 | 10 | BB Min | A: 48.79 (+2.82s | 5.5%) | Gator Swim Club | 06/05/2026 | 2026 Sunshine State Games | |
| 1026 | Eloise Biros | 51.61 | 10 | BB Min | A: 48.79 (+2.82s | 5.5%) | Westlake Aquatic Facility | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 1027 | Vivian Xin | 51.62 | 10 | BB Min | A: 48.79 (+2.83s | 5.5%) | Nitro Swimming | 06/20/2026 | 2026 ST NTRO LC Summer Classic | |
| 1028 | Madison Cobb | 51.62 | 9 | BB Min | A: 48.79 (+2.83s | 5.5%) | Crimson Aquatics | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 1029 | Miriam Schissler | 51.63 | 9 | BB Min | A: 48.79 (+2.84s | 5.5%) | San Clemente Aquatic Team | 06/11/2026 | 2026 SCS June AG Invite | |
| 1030 | Jaidah Ward | 51.63 | 9 | BB Min | A: 48.79 (+2.84s | 5.5%) | Carrollwood Village Swim Team | 06/26/2026 | 2026 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 1031 | Hayley Hughes | 51.63 | 9 | BB Min | A: 48.79 (+2.84s | 5.5%) | Marlins Of Raleigh | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 1032 | Emma Ge | 51.64 | 9 | BB Min | A: 48.79 (+2.85s | 5.5%) | Unattached | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1033 | Janell Johnson | 51.64 | 9 | BB Min | A: 48.79 (+2.85s | 5.5%) | Unattached | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1034 | Katarina Saper | 51.64 | 10 | BB Min | A: 48.79 (+2.85s | 5.5%) | Eagle Aquatics | 04/18/2026 | SCS Under The Sun Invitational | |
| 1035 | Olivia McCollum | 51.64 | 9 | BB Min | A: 48.79 (+2.85s | 5.5%) | West Chicago Sharks | 06/26/2026 | 88th CSP Summer Invitational | |
| 1036 | Santana Velasquez | 51.66 | 10 | BB Min | A: 48.79 (+2.87s | 5.6%) | Las Animas Trofins | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | |
| 1037 | Lexi Lauderback | 51.66 | 9 | BB Min | A: 48.79 (+2.87s | 5.6%) | New Albany Aquatics Club | 07/23/2026 | 2026 OH LC Junior Championships | |
| 1038 | Emily Chen | 51.66 | 9 | BB Min | A: 48.79 (+2.87s | 5.6%) | Unattached | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 1039 | Lucia Cirigliano | 51.66 | 10 | BB Min | A: 48.79 (+2.87s | 5.6%) | Unattached | 05/15/2026 | 2026 EAC Memorial Invite | |
| 1040 | Izabella Jaynes | 51.68 | 9 | BB Min | A: 48.79 (+2.89s | 5.6%) | Univ. of Denver Hilltoppers | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 1041 | Ahana Shah | 51.68 | 9 | BB Min | A: 48.79 (+2.89s | 5.6%) | Coronado Swim -team Elite | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 1042 | Avery Case | 51.68 | 9 | BB Min | A: 48.79 (+2.89s | 5.6%) | North Coast Aquatics | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 1043 | Cora Kramer | 51.69 | 9 | BB Min | A: 48.79 (+2.90s | 5.6%) | Orange Beach Swim Team | 07/11/2026 | 2026 GPAC Summer Finale | |
| 1044 | Megan Boivin | 51.70 | 10 | BB Min | A: 48.79 (+2.91s | 5.6%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 1045 | Amelia Cherry | 51.70 | 9 | BB Min | A: 48.79 (+2.91s | 5.6%) | Nova of Virginia | 04/17/2026 | NOVA Long Course Kick Off | |
| 1046 | Elizabeth Williams | 51.70 | 9 | BB Min | A: 48.79 (+2.91s | 5.6%) | Flagler Fluid Swim Team | 06/26/2026 | 2026 SwimRise Season Finale | |
| 1047 | Elaine Thacker | 51.71 | 10 | BB Min | A: 48.79 (+2.92s | 5.6%) | Memphis Tiger Swimming | 06/26/2026 | 2026 Dick Fadgen Tiger Classic | |
| 1048 | Gina Le | 51.71 | 9 | BB Min | A: 48.79 (+2.92s | 5.6%) | Sporting Jax Aquatic Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 1049 | Isadora Pena | 51.71 | 10 | BB Min | A: 48.79 (+2.92s | 5.6%) | Unattached | 04/18/2026 | 2026 Carson Muir Cowgirl Classic | |
| 1050 | Bella Li | 51.71 | 9 | BB Min | A: 48.79 (+2.92s | 5.6%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
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.