USA Girls 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2101 | Yuhan Xiong | 47.69 | 9 | BB Min | A: 42.79 (+4.90s | 10.3%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 2102 | Amelia O'Donnell | 47.69 | 10 | BB Min | A: 42.79 (+4.90s | 10.3%) | Kent County YMCA | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 2103 | Mia Meyer | 47.69 | 8 | BB Min | A: 42.79 (+4.90s | 10.3%) | Pointe Aquatics | 02/27/2026 | 2026 MCSA Junior Cup | |
| 2104 | Noelle Scaduto | 47.70 | 10 | BB Min | A: 42.79 (+4.91s | 10.3%) | Nation\\\\\\'s Capital Swim Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 2105 | Quinn Kierstead | 47.70 | 9 | BB Min | A: 42.79 (+4.91s | 10.3%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 2106 | Lennon Stone | 47.70 | 10 | BB Min | A: 42.79 (+4.91s | 10.3%) | Walnut Creek Aquabears | 11/15/2024 | Pacific Swimming SCY B BB+ Last Chance Meet | |
| 2107 | Genevieve Brandstatter | 47.70 | 9 | BB Min | A: 42.79 (+4.91s | 10.3%) | Blackline Aquatics | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 2108 | Chloe Murphy | 47.71 | 10 | BB Min | A: 42.79 (+4.92s | 10.3%) | Unattached | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 2109 | Dahlia Rafikova | 47.71 | 10 | BB Min | A: 42.79 (+4.92s | 10.3%) | Shawmut Aquatic Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 2110 | Abigail Gavigan | 47.71 | 10 | BB Min | A: 42.79 (+4.92s | 10.3%) | Bainbridge Island Swim Club | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 2111 | Michelle Carrade | 47.71 | 10 | BB Min | A: 42.79 (+4.92s | 10.3%) | Seals Aquatics | 11/02/2024 | NVST Swimming Into Fall | |
| 2112 | Arianna Lopez | 47.71 | 9 | BB Min | A: 42.79 (+4.92s | 10.3%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 2113 | Mariella Rommel | 47.72 | 9 | BB Min | A: 42.79 (+4.93s | 10.3%) | Loyola Blakefield Aquatics | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2114 | Jane Proctor | 47.72 | 9 | BB Min | A: 42.79 (+4.93s | 10.3%) | Coast Aquatics | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 2115 | Haddie Cavallario | 47.72 | 9 | BB Min | A: 42.79 (+4.93s | 10.3%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 2116 | Olivia Herbert | 47.72 | 10 | BB Min | A: 42.79 (+4.93s | 10.3%) | Tide Swimming | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 2117 | Clara Klappenback | 47.73 | 9 | BB Min | A: 42.79 (+4.94s | 10.3%) | Greater Omaha Aquatics Leopard | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 2118 | Olive Brunswick | 47.73 | 9 | BB Min | A: 42.79 (+4.94s | 10.3%) | Rancho San Dieguito | 12/05/2025 | SI 2025 RSD All Ages WAG Max | |
| 2119 | Hayden Garrahan | 47.73 | 10 | BB Min | A: 42.79 (+4.94s | 10.3%) | Riptide Swim Team | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 2120 | Hana Rayan | 47.74 | 10 | BB Min | A: 42.79 (+4.95s | 10.4%) | Poseidon Swimming Inc | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 2121 | Grace Martinez | 47.74 | 10 | BB Min | A: 42.79 (+4.95s | 10.4%) | Greater Toledo Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2122 | Brailey Adams | 47.74 | 10 | BB Min | A: 42.79 (+4.95s | 10.4%) | Razor Aquatics | 02/14/2026 | SAC Winter Classic | |
| 2123 | Camille Hogan | 47.74 | 8 | BB Min | A: 42.79 (+4.95s | 10.4%) | Empire Swimming | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 2124 | Hailey Schapira | 47.74 | 8 | BB Min | A: 42.79 (+4.95s | 10.4%) | YMCA of Virginia\\\\\\'s Blue Ridge | 03/07/2026 | PYSA Champs 2026 | |
| 2125 | Samira Makhzoumi | 47.74 | 9 | BB Min | A: 42.79 (+4.95s | 10.4%) | Palo Alto Stanford Aquatics | 07/10/2026 | Sensational Summer Of 26 Block Party | |
| 2126 | Olivia Jones | 47.74 | 10 | BB Min | A: 42.79 (+4.95s | 10.4%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 2127 | Isabel Begic | 47.74 | 10 | BB Min | A: 42.79 (+4.95s | 10.4%) | Upper Main Line YMCA | 12/11/2025 | 2025 East Coast WinterFest | |
| 2128 | Ruyi Yin | 47.75 | 8 | BB Min | A: 42.79 (+4.96s | 10.4%) | Burlingame Aquatics | 03/07/2026 | BAC Race To AGCs | |
| 2129 | Lillian Reeves | 47.75 | 10 | BB Min | A: 42.79 (+4.96s | 10.4%) | Rockets Swimming | 02/28/2026 | Spring Area 6 Championships 2026 | |
| 2130 | Rory Lewis | 47.75 | 10 | BB Min | A: 42.79 (+4.96s | 10.4%) | Lone Star Aquatic Club | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 2131 | Jenna Safadi | 47.76 | 10 | BB Min | A: 42.79 (+4.97s | 10.4%) | Pointe Aquatics | 02/27/2026 | 2026 MCSA Junior Cup | |
| 2132 | Grace Farmer | 47.76 | 10 | BB Min | A: 42.79 (+4.97s | 10.4%) | Bellevue Club Swim Team | 11/07/2025 | 2025 THSC November Open | |
| 2133 | Sarah De Kleyn | 47.76 | 9 | BB Min | A: 42.79 (+4.97s | 10.4%) | Indian River Aquatics | 02/28/2026 | Spring Area 6 Championships 2026 | |
| 2134 | Paisley MacDonald | 47.76 | 10 | BB Min | A: 42.79 (+4.97s | 10.4%) | Fort Collins Area Swim Team | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | |
| 2135 | Marielle Odom | 47.76 | 10 | BB Min | A: 42.79 (+4.97s | 10.4%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 2136 | Maura Rojas | 47.76 | 10 | BB Min | A: 42.79 (+4.97s | 10.4%) | Team Charlotte Swimming | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 2137 | Victoria Aluicio | 47.76 | 9 | BB Min | A: 42.79 (+4.97s | 10.4%) | Blue Marlins Of Hialeah Garden | 02/14/2026 | NMST BMHG February BC Invite 26 | |
| 2138 | Giada Tartaglia | 47.77 | 10 | BB Min | A: 42.79 (+4.98s | 10.4%) | Hauppauge Swimming | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2139 | Elisabeth MacPhail | 47.77 | 8 | BB Min | A: 42.79 (+4.98s | 10.4%) | Edina Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 2140 | Everly Ullman | 47.77 | 10 | BB Min | A: 42.79 (+4.98s | 10.4%) | Naval Academy Aquatic Club | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 2141 | Madelyn Wiesen | 47.77 | 9 | BB Min | A: 42.79 (+4.98s | 10.4%) | Denver Swim Academy | 02/14/2026 | 2026 CO ACES Winter Open | |
| 2142 | Rajapuri Singh | 47.77 | 10 | BB Min | A: 42.79 (+4.98s | 10.4%) | Connecticut River Valley Sting | 12/05/2025 | 2025 NE UVAC Winter Classic | |
| 2143 | Hadley Tomkowicz | 47.77 | 10 | BB Min | A: 42.79 (+4.98s | 10.4%) | Champlain Valley Swim Academy- | 01/16/2026 | 2026 NE UVAC Bronze Championships | |
| 2144 | Arielle Zur | 47.77 | 9 | BB Min | A: 42.79 (+4.98s | 10.4%) | Long Island Express | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 2145 | Alexa Perea | 47.77 | 10 | BB Min | A: 42.79 (+4.98s | 10.4%) | Rattlers Swim Club | 02/27/2026 | 2026 BD SCY Border Champs | |
| 2146 | Madison Maloney | 47.78 | 10 | BB Min | A: 42.79 (+4.99s | 10.4%) | Long Island Express | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 2147 | Alyssa Lebedev | 47.78 | 10 | BB Min | A: 42.79 (+4.99s | 10.4%) | FireFish Swim Team | 03/13/2026 | 2026 NE NSSC NE Cup Championship | |
| 2148 | Leah Wilson | 47.78 | 10 | BB Min | A: 42.79 (+4.99s | 10.4%) | Nu Finmen Swimming | 12/05/2025 | NOVA December Dip | |
| 2149 | Frances Everson | 47.78 | 10 | BB Min | A: 42.79 (+4.99s | 10.4%) | Christus Louisiana Aquatic Clu | 01/16/2026 | 2026 HSA TYR Invitational | |
| 2150 | Elieen Song | 47.78 | 10 | BB Min | A: 42.79 (+4.99s | 10.4%) | Streamliner Aquatics | 12/20/2025 | 2025 BY Candy Cane 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.