USA Boys 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 951 | Hunter Chen | 44.83 | 10 | BB Min | A: 43.09 (+1.74s | 3.9%) | Flying Fish Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 952 | Adrian Pascu | 44.83 | 9 | BB Min | A: 43.09 (+1.74s | 3.9%) | Gold\\\\\\'s Aquatics Club (Camas) | 05/01/2026 | 2026 THSC Spring Invite | |
| 953 | Declan Kimball | 44.84 | 10 | BB Min | A: 43.09 (+1.75s | 3.9%) | Williamsburg Aquatic Club | 06/26/2026 | 2026 VSI LC SE District Champs | |
| 954 | Benjamin Verhoef | 44.84 | 9 | BB Min | A: 43.09 (+1.75s | 3.9%) | Bolles School Sharks | 06/18/2026 | 2026 June Classic | |
| 955 | Ethan Huang | 44.86 | 9 | BB Min | A: 43.09 (+1.77s | 3.9%) | Atlantic Coast Athletic Club | 05/01/2026 | 2026 HOKI May Day Invite Copied | |
| 956 | Kaleb Luu | 44.86 | 9 | BB Min | A: 43.09 (+1.77s | 3.9%) | Pleasanton Seahawks | 06/20/2026 | Alto Summer Swelter | |
| 957 | Maxwell Rosensweet | 44.86 | 10 | BB Min | A: 43.09 (+1.77s | 3.9%) | Bay Club Aquatics | 06/19/2026 | 2026 SI Splash And Dash | |
| 958 | Kou Takahashi | 44.86 | 8 | BB Min | A: 43.09 (+1.77s | 3.9%) | West Express Swim Team | 06/26/2026 | 2026 SD SFST Summer Surge Classic | |
| 959 | Vincent Rockel | 44.87 | 9 | BB Min | A: 43.09 (+1.78s | 4.0%) | Oak Hills Youth Athletics | 07/10/2026 | 2026 OH SW LC Regional Champs | |
| 960 | James DeKlotz | 44.88 | 9 | BB Min | A: 43.09 (+1.79s | 4.0%) | Nation\\\\\\'s Capital Swim Club | 05/01/2026 | Speedo Spring Splash | |
| 961 | Leaf Volschke | 44.88 | 9 | BB Min | A: 43.09 (+1.79s | 4.0%) | Valley Swim Team Phoenix | 06/26/2026 | 2026 VSI LC Northern District Champs | |
| 962 | Oliver Pearce | 44.89 | 10 | BB Min | A: 43.09 (+1.80s | 4.0%) | Aces Swim Club | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 963 | Jackson Lilley | 44.91 | 8 | BB Min | A: 43.09 (+1.82s | 4.1%) | Columbia Aquatics Association | 06/13/2026 | 2026 CAC Schools Out For Summer LCM Swim Meet | |
| 964 | Everett Cassidy | 44.91 | 10 | BB Min | A: 43.09 (+1.82s | 4.1%) | Nsea Swim | 04/25/2026 | 2026 WAVE Sprint Into LC | |
| 965 | Samuel Diemert | 44.91 | 10 | BB Min | A: 43.09 (+1.82s | 4.1%) | Mission Aurora Colorado Swimmi | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 966 | Christian Drobau | 44.92 | 8 | BB Min | A: 43.09 (+1.83s | 4.1%) | Tac Titans | 07/24/2026 | 2026 TAC TITANS Closeout Meet | |
| 967 | Alex Shen | 44.92 | 10 | BB Min | A: 43.09 (+1.83s | 4.1%) | Westlake Aquatic Facility | 06/19/2026 | 2026 ST ASC Firecracker | |
| 968 | Dominik Orlov | 44.92 | 10 | BB Min | A: 43.09 (+1.83s | 4.1%) | Avon Swim Club | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 969 | Avyaan Shirodkar | 44.94 | 10 | BB Min | A: 43.09 (+1.85s | 4.1%) | Nova of Virginia | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 970 | Zuriel Cariazo | 44.94 | 10 | BB Min | A: 43.09 (+1.85s | 4.1%) | Montrose Marlins Swim Club | 07/10/2026 | 2026 CO Western Slope League Championships | |
| 971 | Jay Maskara | 44.94 | 10 | BB Min | A: 43.09 (+1.85s | 4.1%) | Metro Area Life Time | 07/24/2025 | 2025 NJ Swim LC Gold Championships | |
| 972 | Vishv Bhalla | 44.94 | 10 | BB Min | A: 43.09 (+1.85s | 4.1%) | Gulliver Swim Club | 07/10/2026 | 2026 FG LCM BB Champs South | |
| 973 | Bennett Withers | 44.95 | 9 | BB Min | A: 43.09 (+1.86s | 4.1%) | Highbridge Aquatics | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 974 | William Gannett | 44.96 | 9 | BB Min | A: 43.09 (+1.87s | 4.2%) | Bayside Aquatics | 06/05/2026 | HNVR Storm Surge 2026 | |
| 975 | Caden Shane | 44.96 | 10 | BB Min | A: 43.09 (+1.87s | 4.2%) | Sarasota Tsunami Swim Team | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 976 | Mindao Zhu | 44.96 | 10 | BB Min | A: 43.09 (+1.87s | 4.2%) | Piranhas YMCA of the Suncoast | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 977 | Luke Wang | 44.97 | 10 | BB Min | A: 43.09 (+1.88s | 4.2%) | Sierra Marlins Swim Team | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 978 | Youniss Mostafa | 44.98 | 10 | BB Min | A: 43.09 (+1.89s | 4.2%) | Cranston YMCA Marlins | 05/16/2026 | 2026 NE KCY Invitational | |
| 979 | Artur Tsiareshchanka | 44.98 | 9 | BB Min | A: 43.09 (+1.89s | 4.2%) | Tampa Elite Aquatics | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 980 | Patricio Pasquel Garcia | 44.99 | 10 | BB Min | A: 43.09 (+1.90s | 4.2%) | Titanes de Tym | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 981 | Lucas Ding | 45.00 | 9 | BB Min | A: 43.09 (+1.91s | 4.2%) | Waterloo Swimming | 05/22/2026 | 2026 ST ASC Spring Showcase | |
| 982 | Charlie Vazac | 45.00 | 10 | BB Min | A: 43.09 (+1.91s | 4.2%) | St Croix Swim Club | 07/17/2026 | 2026 MN TUNA LC MRC | |
| 983 | Harvey Hall | 45.01 | 10 | BB Min | A: 43.09 (+1.92s | 4.3%) | Tiger Shark of Texas | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 984 | Nathan Kang | 45.02 | 10 | BB Min | A: 43.09 (+1.93s | 4.3%) | Mason Manta Rays | 07/23/2026 | 2026 OH LC Junior Championships | |
| 985 | Jack Delaney | 45.03 | 9 | BB Min | A: 43.09 (+1.94s | 4.3%) | North Baltimore Aquatic Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 986 | Lucas Shan | 45.05 | 10 | BB Min | A: 43.09 (+1.96s | 4.4%) | Legacy Aquatics | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | |
| 987 | William Walton | 45.05 | 10 | BB Min | A: 43.09 (+1.96s | 4.4%) | Tac Titans | 07/05/2026 | 2026 TAC July Qualifier Meet | |
| 988 | Avyan Bajpai | 45.06 | 10 | BB Min | A: 43.09 (+1.97s | 4.4%) | Hillsboro Swim Team | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 989 | Ronan Hamilton | 45.07 | 8 | BB Min | A: 43.09 (+1.98s | 4.4%) | 757swim | 07/16/2026 | 2026 Virginia Swimming LC Age Group Champions | |
| 990 | Wesley Opper | 45.07 | 9 | BB Min | A: 43.09 (+1.98s | 4.4%) | Randolph YMCA | 06/13/2026 | 2026 Big CAT LC Challenge | |
| 991 | Felician Perski Smaluch | 45.07 | 10 | BB Min | A: 43.09 (+1.98s | 4.4%) | Jupiter Dragons Swim Team | 07/16/2026 | 2026 FGC Summer LC Age Group Championships | |
| 992 | Vincent Alvarez | 45.07 | 9 | BB Min | A: 43.09 (+1.98s | 4.4%) | Huntsville Swim Association | 04/18/2026 | HSA April LC Meet | |
| 993 | Grant Bradbury | 45.09 | 8 | BB Min | A: 43.09 (+2.00s | 4.4%) | SwimRVA | 06/25/2026 | LC Central District Champs | |
| 994 | Alistair Saxton | 45.09 | 10 | BB Min | A: 43.09 (+2.00s | 4.4%) | West Express Swim Team | 07/17/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 995 | Cole Witt | 45.10 | 10 | BB Min | A: 43.09 (+2.01s | 4.5%) | Frederick Area Swim Team | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 996 | Billy XU | 45.10 | 9 | BB Min | A: 43.09 (+2.01s | 4.5%) | Brea Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 997 | Calvin Stehling | 45.10 | 9 | BB Min | A: 43.09 (+2.01s | 4.5%) | East Hartford YMCA | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | |
| 998 | Mateo Turcinov | 45.11 | 10 | BB Min | A: 43.09 (+2.02s | 4.5%) | Lake Erie Silver Dolphins | 07/23/2026 | 2026 OH LC Junior Championships | |
| 999 | Declan Matthews | 45.11 | 9 | BB Min | A: 43.09 (+2.02s | 4.5%) | Helios | 06/20/2026 | 2026 NCS QCD Long Course Invite | |
| 1000 | Alexander Kurtanidze | 45.11 | 10 | BB Min | A: 43.09 (+2.02s | 4.5%) | Scarlet Aquatics | 05/30/2026 | 2026 Scarlet Heat Madness | |
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.