USA Boys 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 7151 | Zion Chang | 50.98 | 9 | B: 48.29 (+2.69s | 5.3%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | ||
| 7152 | Ryan Smith | 50.98 | 10 | B: 48.29 (+2.69s | 5.3%) | Syracuse Chargers | 10/16/2026 | Mexico Tiger Sharks October Meet 2026 | ||
| 7153 | Matthew Ha | 50.99 | 9 | B: 48.29 (+2.70s | 5.3%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | ||
| 7154 | Landon Petersen | 50.99 | 10 | B: 48.29 (+2.70s | 5.3%) | West Express Swim Team | 02/07/2026 | 2026 MN WEST EXPRESS LAST CHANCE MEET | ||
| 7155 | Allan Duan | 50.99 | 8 | B: 48.29 (+2.70s | 5.3%) | Pro Swimming | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 7156 | Avir Verma | 50.99 | 9 | B: 48.29 (+2.70s | 5.3%) | The Woodlands Swim Team | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | ||
| 7157 | Simon Nelson | 50.99 | 10 | B: 48.29 (+2.70s | 5.3%) | Norfolk YMCA Aquajets | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | ||
| 7158 | Grayson Cosway | 50.99 | 9 | B: 48.29 (+2.70s | 5.3%) | Austin Swim Club | 09/26/2026 | 2026 ST ASC IMR IMX Challenge | ||
| 7159 | Oliver Hocevar | 50.99 | 10 | B: 48.29 (+2.70s | 5.3%) | Capital of Texas Aquatics | 10/18/2026 | 2026 ST TXLA 10 U Fall Kick Off Invite | ||
| 7160 | Jithin Vijayakumar | 51.00 | 9 | B: 48.29 (+2.71s | 5.3%) | Keene YMCA Dolphins | 01/04/2026 | 2026 NE UVAC CVI Invitational | ||
| 7161 | William Koelle | 51.00 | 9 | B: 48.29 (+2.71s | 5.3%) | Jcc Sea Serpents | 10/19/2025 | 2025 NE JCCS Newton J Dual Meet Copied | ||
| 7162 | Stefan Kocev | 51.00 | 8 | B: 48.29 (+2.71s | 5.3%) | 757swim | 02/07/2026 | 2026 8 And Under Southeastern District Champs | ||
| 7163 | Reed Signore | 51.00 | 9 | B: 48.29 (+2.71s | 5.3%) | Jcc Swimming | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | ||
| 7164 | Charles Kirby | 51.00 | 7 | B: 48.29 (+2.71s | 5.3%) | Marlins Of Raleigh | 02/07/2026 | 2026 MOR Snowflake 3 Meet | ||
| 7165 | Logan Mckeever | 51.00 | 9 | B: 48.29 (+2.71s | 5.3%) | Calvert Aquatics Club | 11/07/2025 | 2025 CAC 5th Annual Zachary Spain Memorial Me | ||
| 7166 | Zeke Rosete | 51.00 | 10 | B: 48.29 (+2.71s | 5.3%) | Island Aquatics | 10/10/2026 | 2026 MAGSA SCY A 2 Swim Meet | ||
| 7167 | Sebastian Delgado Diaz | 51.00 | 10 | B: 48.29 (+2.71s | 5.3%) | Mount Hood Aquatics | 10/09/2026 | 2026 OR HEAT Fall Invitational | ||
| 7168 | Liam Zarraga | 51.01 | 10 | B: 48.29 (+2.72s | 5.3%) | Texas Elite Swimming | 11/07/2025 | 2025 ST SCY Surge Shark Sizzler | ||
| 7169 | Liam Koppy | 51.01 | 10 | B: 48.29 (+2.72s | 5.3%) | Piranha Swimming | 03/22/2025 | PC PRNA CBA+ Spring Surge Swim To Win | ||
| 7170 | Dashiell Wang | 51.01 | 10 | B: 48.29 (+2.72s | 5.3%) | Santa Clara Swim Club | 02/28/2026 | Swim South Bay | ||
| 7171 | Tanush Balaji | 51.01 | 9 | B: 48.29 (+2.72s | 5.3%) | Edina Swim Club | 10/10/2026 | 2026 MN EDI Gator Splash And Dash | ||
| 7172 | Veyder Villarin | 51.01 | 9 | B: 48.29 (+2.72s | 5.3%) | Kona Dolphins Swim Club | 09/12/2026 | BIG ISLAND SWIMMING @ KCAC | ||
| 7173 | Eli Ankeney | 51.02 | 9 | B: 48.29 (+2.73s | 5.4%) | Saline Swim Team | 02/28/2026 | 2026 Last Chance Meet | ||
| 7174 | Camden Donnelly | 51.03 | 10 | B: 48.29 (+2.74s | 5.4%) | Virginia Gators | 12/12/2025 | Triad Tropic Invitational Copied | ||
| 7175 | Robert Kutzenberger | 51.03 | 9 | B: 48.29 (+2.74s | 5.4%) | Aggie Swim Club | 02/09/2025 | Ags 020925 Intrasquad Meet | ||
| 7176 | William Rusin | 51.03 | 10 | B: 48.29 (+2.74s | 5.4%) | Wind N Sea Swim Team | 10/17/2026 | 2026 SI RSD All Ages NTS Meet | ||
| 7177 | Adrian Zaharie | 51.03 | 9 | B: 48.29 (+2.74s | 5.4%) | Tennessee Aquatics | 09/26/2026 | 2026 Fall Kickoff Classic Inviational | ||
| 7178 | Benjamin Cakounes | 51.04 | 8 | B: 48.29 (+2.75s | 5.4%) | Aces Aquatics | 03/13/2026 | 2026 NE NSSC NE Cup Championship | ||
| 7179 | Brodi Todd | 51.04 | 10 | B: 48.29 (+2.75s | 5.4%) | Unattached | 02/07/2026 | 2026 Swim Your Heart Out | ||
| 7180 | Sarvaarth Anand | 51.04 | 7 | B: 48.29 (+2.75s | 5.4%) | Mason Manta Rays | 02/19/2026 | 2026 OH RAYS SC Regional Championships | ||
| 7181 | Viwin Krishna | 51.04 | 10 | B: 48.29 (+2.75s | 5.4%) | Aces Aquatics | 03/13/2026 | 2026 NE NSSC NE Cup Championship | ||
| 7182 | Jacob Xu | 51.04 | 7 | B: 48.29 (+2.75s | 5.4%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | ||
| 7183 | Lucas Messer | 51.04 | 9 | B: 48.29 (+2.75s | 5.4%) | Tigersharks Swim Club | 05/16/2026 | 2026 MN SHRK Tigersharks IM Tough Challenage | ||
| 7184 | Jackson Cassel | 51.04 | 10 | B: 48.29 (+2.75s | 5.4%) | Pine Bush Piranhas | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | ||
| 7185 | Aariv Sharma | 51.05 | 10 | B: 48.29 (+2.76s | 5.4%) | YMCA of the Triangle Area Swim | 03/06/2026 | Jon Jolley GYSSA 2026 | ||
| 7186 | Marcus Kulyavtsev | 51.05 | 9 | B: 48.29 (+2.76s | 5.4%) | Vallejo Aquatic Club | 11/08/2025 | TCA PC November SC C B A+ | ||
| 7187 | Nathan Neme-O'Connell | 51.05 | 9 | B: 48.29 (+2.76s | 5.4%) | Napa Valley Swim Team | 07/25/2026 | 2026 REAL Championships | ||
| 7188 | Evenhaezer Hutagalung | 51.05 | 10 | B: 48.29 (+2.76s | 5.4%) | Life Time Colorado Swim Club | 10/09/2026 | 2026 CO Gian Luc Jordan Open | ||
| 7189 | Henry Harman | 51.05 | 8 | B: 48.29 (+2.76s | 5.4%) | Metro East Titans Swimming | 10/09/2026 | Fall Festival Invitational | ||
| 7190 | Ian Smith | 51.06 | 8 | B: 48.29 (+2.77s | 5.4%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | ||
| 7191 | Maxwell Pennington | 51.06 | 8 | B: 48.29 (+2.77s | 5.4%) | Lynchburg YMCA Swim Team | 02/07/2026 | SW District 8 Under Championship | ||
| 7192 | Kaeson Hines | 51.06 | 10 | B: 48.29 (+2.77s | 5.4%) | La Junta Tigersharks | 07/31/2026 | 2026 CO Scottie Aschermann Memorial | ||
| 7193 | Lokanath Konduru | 51.06 | 10 | B: 48.29 (+2.77s | 5.4%) | Brentwood Seawolves | 09/13/2026 | Hot Dog Meet, Sept 2026 | ||
| 7194 | Nolan Kelly | 51.06 | 8 | B: 48.29 (+2.77s | 5.4%) | Riptide Swim Team | 10/24/2026 | 2026 CO LONG Great Pumpkin Pentathlon | ||
| 7195 | Mauricio Altman | 51.06 | 10 | B: 48.29 (+2.77s | 5.4%) | University City Swim Club | 10/24/2026 | 2026 METS Splash Of The Titans Copied | ||
| 7196 | Ripken Russell | 51.07 | 9 | B: 48.29 (+2.78s | 5.4%) | Magnolia Aquatic Club | 01/10/2025 | MAC 2025 Neon New Year Meet | ||
| 7197 | Haroon Kushlaf | 51.07 | 10 | B: 48.29 (+2.78s | 5.4%) | Powell Crosley YMCA | 02/19/2026 | 2026 OH CM SC Regional Championships | ||
| 7198 | Graham Olson | 51.07 | 9 | B: 48.29 (+2.78s | 5.4%) | Morganton Swim Team | 03/07/2026 | RCST Pirate S Gold | ||
| 7199 | Jonathan Nguyen | 51.07 | 10 | B: 48.29 (+2.78s | 5.4%) | Sandpipers of Nevada | 07/11/2025 | July 2025 Rock The Blocks | ||
| 7200 | Enzo Falabella | 51.07 | 9 | B: 48.29 (+2.78s | 5.4%) | San Diego Swim Club | 10/17/2026 | 2026 SI RSD All Ages NTS Meet | ||
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.