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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4951 | Kevin Zhang | 45.64 | 9 | B Min | BB: 42.89 (+2.75s | 6.0%) | Wave Aquatics | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 4952 | Joseph Gordon | 45.64 | 10 | B Min | BB: 42.89 (+2.75s | 6.0%) | McMinnville Swim Club | 12/20/2025 | 2025 MSC Tri Meet | |
| 4953 | George Durlacher | 45.64 | 9 | B Min | BB: 42.89 (+2.75s | 6.0%) | Cavalier Aquatics/Piedmont Fam | 12/11/2025 | 2025 East Coast WinterFest | |
| 4954 | Adrian Feng | 45.65 | 9 | B Min | BB: 42.89 (+2.76s | 6.0%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 4955 | Andrew Kaplan | 45.65 | 9 | B Min | BB: 42.89 (+2.76s | 6.0%) | SwimRise Aquatics | 11/01/2025 | 2025 SwimRise Fall Festival | |
| 4956 | Finley Hickman | 45.65 | 8 | B Min | BB: 42.89 (+2.76s | 6.0%) | Tide Swimming | 02/07/2026 | 2026 8 And Under Southeastern District Champs | |
| 4957 | Charles Dudney | 45.65 | 10 | B Min | BB: 42.89 (+2.76s | 6.0%) | Ensworth Aquatics | 11/07/2025 | TNAQ 2025 FALL INVITATIONAL | |
| 4958 | Jack Yulo | 45.65 | 8 | B Min | BB: 42.89 (+2.76s | 6.0%) | Island Aquatics | 01/10/2026 | NEW YEAR S MAGSA SCY Meet | |
| 4959 | Evan Yang | 45.66 | 8 | B Min | BB: 42.89 (+2.77s | 6.1%) | Lake Oswego Swim Club | 12/13/2025 | 2025 OR HEAT Winter Invitational | |
| 4960 | Carter Lohser | 45.66 | 8 | B Min | BB: 42.89 (+2.77s | 6.1%) | T2 Aquatics | 01/16/2026 | 2026 T2 Aquatics Naples Open | |
| 4961 | Cole Burger | 45.66 | 10 | B Min | BB: 42.89 (+2.77s | 6.1%) | Rush | 11/15/2025 | 2025 ST ASC Turkey Bash | |
| 4962 | Aezekiel Barcelon | 45.66 | 10 | B Min | BB: 42.89 (+2.77s | 6.1%) | Hickory Foundation YMCA Seahor | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 4963 | Nihan Bhimavarapu | 45.67 | 10 | B Min | BB: 42.89 (+2.78s | 6.1%) | Revolution Swim Club | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 4964 | Ethan Baxter | 45.67 | 10 | B Min | BB: 42.89 (+2.78s | 6.1%) | Island Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 4965 | Jacob Profis | 45.67 | 10 | B Min | BB: 42.89 (+2.78s | 6.1%) | Sarasota Sharks | 11/07/2025 | 2025 SYS Turkey Meet | |
| 4966 | Alexander Forero | 45.68 | 9 | B Min | BB: 42.89 (+2.79s | 6.1%) | Patriot Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 4967 | Anay Agarwal | 45.68 | 8 | B Min | BB: 42.89 (+2.79s | 6.1%) | West Coast Aquatics | 11/22/2025 | 2025 PN November AGI, Division 4 (WEST) | |
| 4968 | Kamran Krishnamoorthy | 45.68 | 10 | B Min | BB: 42.89 (+2.79s | 6.1%) | YMCA of the Triangle Area Swim | 11/21/2025 | 2025 YOTA Arena Turkey Classic | |
| 4969 | Lucas Castelli | 45.68 | 10 | B Min | BB: 42.89 (+2.79s | 6.1%) | Madison Swimming Association | 01/30/2026 | MSA Ray Fogg Memorial Meet 2026 | |
| 4970 | Nathaniel Hensley | 45.68 | 10 | B Min | BB: 42.89 (+2.79s | 6.1%) | Nitro Swimming | 09/19/2025 | 2025 ST AQTX Round Rock Unclassified | |
| 4971 | Matthew Doble | 45.68 | 9 | B Min | BB: 42.89 (+2.79s | 6.1%) | Dublin Community Swim Team | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 4972 | Benjamin Pond | 45.69 | 9 | B Min | BB: 42.89 (+2.80s | 6.1%) | Bgc-N. Westchester Marlins | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 4973 | Avyaan Wasuja | 45.69 | 9 | B Min | BB: 42.89 (+2.80s | 6.1%) | Wave Aquatics | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 4974 | James Coble | 45.69 | 10 | B Min | BB: 42.89 (+2.80s | 6.1%) | Tennessee Aquatics | 01/16/2026 | 2026 TNAQ JANUARY INVITATIONAL | |
| 4975 | Alexander Malcomson | 45.69 | 8 | B Min | BB: 42.89 (+2.80s | 6.1%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 4976 | Paul Jeong | 45.69 | 10 | B Min | BB: 42.89 (+2.80s | 6.1%) | Thunderbird Aquatic Club | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 4977 | Parker Weberg | 45.70 | 10 | B Min | BB: 42.89 (+2.81s | 6.1%) | Alameda Gators | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | |
| 4978 | Hanwei Zhang | 45.70 | 8 | B Min | BB: 42.89 (+2.81s | 6.1%) | Westchester Aquatic Club | 11/09/2025 | 2025 MR BGNW November 8 Under Invitational | |
| 4979 | Joshua Pisano | 45.70 | 9 | B Min | BB: 42.89 (+2.81s | 6.1%) | Club Fit Jefferson Valley | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 4980 | Benjamin Alvord | 45.70 | 10 | B Min | BB: 42.89 (+2.81s | 6.1%) | Utah Valley Aquatics | 11/12/2025 | 2025 UVRays November Intrasquad | |
| 4981 | Connor Guo | 45.70 | 8 | B Min | BB: 42.89 (+2.81s | 6.1%) | Revolution Swim Club | 01/30/2026 | 2026 NE GS Silver Championships | |
| 4982 | August Venghaus | 45.70 | 10 | B Min | BB: 42.89 (+2.81s | 6.1%) | Nitro Swimming | 09/06/2025 | 2025 ST NTRO Stephen J Wolleben Memorial Meet | |
| 4983 | Eli Ferris | 45.70 | 9 | B Min | BB: 42.89 (+2.81s | 6.1%) | Elko Swim Team | 06/28/2025 | 2025 Elko High Altitude | |
| 4984 | Joey Pardue | 45.70 | 10 | B Min | BB: 42.89 (+2.81s | 6.1%) | Sailfish | 01/18/2025 | 2025 ST AQTX B Champs North | |
| 4985 | Khane Shields | 45.70 | 9 | B Min | BB: 42.89 (+2.81s | 6.1%) | Accokeek Stroke Technique Swim | 11/22/2025 | 20205 Odd Ball Challenge | |
| 4986 | Levi Durrett | 45.71 | 9 | B Min | BB: 42.89 (+2.82s | 6.2%) | Old Dominion Aquatic Club | 01/10/2026 | ODAC January 2026 Rising Stars Meet | |
| 4987 | Angus Brownlie | 45.71 | 10 | B Min | BB: 42.89 (+2.82s | 6.2%) | Htx Swims | 10/18/2024 | BATS 2024 October Invite | |
| 4988 | Matthew Romano | 45.71 | 8 | B Min | BB: 42.89 (+2.82s | 6.2%) | 92ny Flying Dolphins | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 4989 | Bode Malik | 45.71 | 8 | B Min | BB: 42.89 (+2.82s | 6.2%) | Capital of Texas Aquatics | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | |
| 4990 | Sawyer Brittain | 45.71 | 9 | B Min | BB: 42.89 (+2.82s | 6.2%) | YMCA of Northwest North Caroli | 02/13/2026 | 2026 TYDE Be My Valentine Meet | |
| 4991 | Leif Osborne | 45.71 | 9 | B Min | BB: 42.89 (+2.82s | 6.2%) | Bay Club Aquatics | 12/19/2025 | 2025 SI Winter Age Group Championships | |
| 4992 | Dalton Dodson | 45.72 | 9 | B Min | BB: 42.89 (+2.83s | 6.2%) | Hydra Aquatics | 02/27/2026 | 2026 OH BSC SC Regional Championships | |
| 4993 | Sean Smith | 45.72 | 9 | B Min | BB: 42.89 (+2.83s | 6.2%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR LIAC Thanksgiving Invite | |
| 4994 | Lucas Hernandez | 45.72 | 9 | B Min | BB: 42.89 (+2.83s | 6.2%) | Bellevue Club Swim Team | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 4995 | Jonathan Moore | 45.73 | 9 | B Min | BB: 42.89 (+2.84s | 6.2%) | Accokeek Stroke Technique Swim | 02/13/2026 | 39th Black History Swim Meet | |
| 4996 | Nathaniel Haley | 45.73 | 9 | B Min | BB: 42.89 (+2.84s | 6.2%) | North Shore Swim Club | 04/04/2026 | 2026 NE NSSC Sprint Meet | |
| 4997 | Jaxon Abadam | 45.73 | 8 | B Min | BB: 42.89 (+2.84s | 6.2%) | Potomac Marlins | 03/20/2026 | March Madness 2026 | |
| 4998 | Izaak Ambrose | 45.73 | 10 | B Min | BB: 42.89 (+2.84s | 6.2%) | Katy Aquatic Team For Youth | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 4999 | Matthew Benton | 45.73 | 10 | B Min | BB: 42.89 (+2.84s | 6.2%) | Oyster River Otters | 03/20/2026 | 2026 NE ORO TSSA Champs | |
| 5000 | Thomas Boernke | 45.73 | 10 | B Min | BB: 42.89 (+2.84s | 6.2%) | Nampa Swim Team | 10/11/2025 | 2025 Koudelka Memorial | |
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.