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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3051 | Parker Knox | 54.07 | 10 | B Min | BB: 49.29 (+4.78s | 8.8%) | Tide Swimming | 06/26/2026 | 2026 VSI LC SE District Champs | |
| 3052 | Will Gravel | 54.08 | 7 | B Min | BB: 49.29 (+4.79s | 8.9%) | Tiburon Swim Club | 07/11/2026 | 2026 NE YNS July Last Chance Meet | |
| 3053 | Kaeden Pearl | 54.08 | 9 | B Min | BB: 49.29 (+4.79s | 8.9%) | Fast Falcons | 05/15/2026 | 2026 FAST May Invite | |
| 3054 | Bo Bamford | 54.09 | 9 | B Min | BB: 49.29 (+4.80s | 8.9%) | Portland Aquatic Club | 05/30/2025 | LA OPEN 2025 | |
| 3055 | Aiden Campbell | 54.09 | 9 | B Min | BB: 49.29 (+4.80s | 8.9%) | Dothan Dolphins Swim Team | 05/16/2026 | 2026 Opelika Open | |
| 3056 | Rafael Ochoa | 54.09 | 9 | B Min | BB: 49.29 (+4.80s | 8.9%) | Tuna Swim Club | 07/11/2026 | 2026 MN BAC Last Chance Invitational | |
| 3057 | Remy Boselly | 54.10 | 9 | B Min | BB: 49.29 (+4.81s | 8.9%) | Unattached | 05/30/2026 | 2026 ST AAAA Alamo Mile Classic | |
| 3058 | Bowman Smith | 54.11 | 9 | B Min | BB: 49.29 (+4.82s | 8.9%) | Thunderbird Aquatic Club | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | |
| 3059 | Eli Shin | 54.11 | 9 | B Min | BB: 49.29 (+4.82s | 8.9%) | Stingray Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 3060 | Dilan Jadav | 54.11 | 10 | B Min | BB: 49.29 (+4.82s | 8.9%) | Apex Swim Club | 06/05/2026 | 2026 XCEL Meet Of XCellence | |
| 3061 | Michael Redka | 54.12 | 8 | B Min | BB: 49.29 (+4.83s | 8.9%) | Sporting Jax Aquatic Club | 07/24/2026 | 2026 Area 1 LCM Championships | |
| 3062 | Logan Ding | 54.12 | 10 | B Min | BB: 49.29 (+4.83s | 8.9%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 3063 | Nicholas Kuerzi | 54.13 | 9 | B Min | BB: 49.29 (+4.84s | 8.9%) | Cardinal Aquatics | 05/08/2026 | 2026 Cardinal Aquatics Summer Throwdown | |
| 3064 | Hugh Bullock | 54.13 | 9 | B Min | BB: 49.29 (+4.84s | 8.9%) | Keene YMCA Dolphins | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | |
| 3065 | Samuel Dudkiewicz | 54.13 | 8 | B Min | BB: 49.29 (+4.84s | 8.9%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 3066 | Dutch Pyburn | 54.13 | 10 | B Min | BB: 49.29 (+4.84s | 8.9%) | Albany Aquatic Association | 06/05/2026 | 2026 AAA Summer Blast LC Invite | |
| 3067 | Malachi Zabilla | 54.13 | 10 | B Min | BB: 49.29 (+4.84s | 8.9%) | Mission Aurora Colorado Swimmi | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 3068 | Apollo Mott | 54.14 | 9 | B Min | BB: 49.29 (+4.85s | 9.0%) | Cavalier Aquatics/Piedmont Fam | 05/29/2026 | 2026 SwimRVA Success Bell | |
| 3069 | Andy Li | 54.14 | 9 | B Min | BB: 49.29 (+4.85s | 9.0%) | Parkway-Rockwood Gateway Swim | 05/29/2026 | 2026 Meet Me In St Louis Invite | |
| 3070 | Maxim Guglielmo | 54.15 | 7 | B Min | BB: 49.29 (+4.86s | 9.0%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | |
| 3071 | Franklin Allega | 54.15 | 10 | B Min | BB: 49.29 (+4.86s | 9.0%) | Green YMCA Barracudas Swim Tea | 05/31/2025 | CCS Age Group And Open Long Course Meet | |
| 3072 | Alvin Lee | 54.16 | 9 | B Min | BB: 49.29 (+4.87s | 9.0%) | Buckeye Swim Club | 07/10/2026 | 2026 OH Central LC Regional Champs | |
| 3073 | Maxwell Zhang | 54.16 | 10 | B Min | BB: 49.29 (+4.87s | 9.0%) | Mei\\\\\\'s Typhoons Swimming Club | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | |
| 3074 | Finn Brady | 54.17 | 9 | B Min | BB: 49.29 (+4.88s | 9.0%) | Academy Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 3075 | Shane Randell | 54.17 | 9 | B Min | BB: 49.29 (+4.88s | 9.0%) | United Swim Club | 06/05/2026 | 2026 Sunshine State Games | |
| 3076 | Luke Flynn | 54.18 | 9 | B Min | BB: 49.29 (+4.89s | 9.0%) | Crimson Aquatics | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 3077 | Daniel Taylor | 54.18 | 9 | B Min | BB: 49.29 (+4.89s | 9.0%) | Heart of Texas Swim Team | 06/20/2026 | 2026 ST NTRO LC Summer Classic | |
| 3078 | Henry Hu | 54.18 | 10 | B Min | BB: 49.29 (+4.89s | 9.0%) | Gator Swim Club | 05/15/2026 | 2026 FAST May Invite | |
| 3079 | Graham Olson | 54.19 | 9 | B Min | BB: 49.29 (+4.90s | 9.0%) | Morganton Swim Team | 06/16/2026 | WCSA Summer Meet 1 @ MSC Copied | |
| 3080 | Sam Lin | 54.19 | 10 | B Min | BB: 49.29 (+4.90s | 9.0%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 3081 | Alexander Batista Dinu | 54.20 | 8 | B Min | BB: 49.29 (+4.91s | 9.1%) | Scarlet Aquatics | 07/05/2026 | 2026 Scarlet Summer Luau | |
| 3082 | Timothy Wang | 54.21 | 10 | B Min | BB: 49.29 (+4.92s | 9.1%) | Cascadia Swimming | 11/01/2025 | Oregon City Fall Open 2025 | |
| 3083 | Yao Yang | 54.21 | 9 | B Min | BB: 49.29 (+4.92s | 9.1%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 3084 | Sami Rami | 54.22 | 10 | B Min | BB: 49.29 (+4.93s | 9.1%) | Life Time Oregon Swim Team | 08/01/2026 | 2026 GACC End Of Season | |
| 3085 | Miles Lanza | 54.22 | 9 | B Min | BB: 49.29 (+4.93s | 9.1%) | Rochester Swim Club | 07/17/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 3086 | MacClellan Menzies | 54.22 | 9 | B Min | BB: 49.29 (+4.93s | 9.1%) | Mighty Marlins Swim Club | 05/28/2026 | 2026 IE VS Apple Capital | |
| 3087 | Sawyer Andrews | 54.23 | 9 | B Min | BB: 49.29 (+4.94s | 9.1%) | Mission Aurora Colorado Swimmi | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 3088 | Sebastian Monroy Reyes | 54.23 | 10 | B Min | BB: 49.29 (+4.94s | 9.1%) | Sunnyvale Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 3089 | Harrison Kay | 54.24 | 9 | B Min | BB: 49.29 (+4.95s | 9.1%) | Legacy Aquatics | 11/02/2024 | Oregon City Fall Open 2024 | |
| 3090 | Harry Judge | 54.24 | 8 | B Min | BB: 49.29 (+4.95s | 9.1%) | Makos Aquatics Club of Gainesv | 06/05/2026 | 2026 Sunshine State Games | |
| 3091 | Jack Thompson | 54.24 | 8 | B Min | BB: 49.29 (+4.95s | 9.1%) | Jets Aquatic Club | 07/10/2026 | 2026 MTAC Last Chance Long Course | |
| 3092 | George Burkhardt | 54.24 | 9 | B Min | BB: 49.29 (+4.95s | 9.1%) | Unattached | 05/01/2026 | 2026 HOKI May Day Invite Copied | |
| 3093 | Kent Carnahan | 54.24 | 10 | B Min | BB: 49.29 (+4.95s | 9.1%) | Tiger Shark of Texas | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 3094 | Dylan Jopp | 54.25 | 10 | B Min | BB: 49.29 (+4.96s | 9.1%) | Foxjets Swim Team | 06/26/2026 | 2026 MN PRNH Summer Chomp | |
| 3095 | Bryce Tsai | 54.25 | 10 | B Min | BB: 49.29 (+4.96s | 9.1%) | Huntsville Swim Association | 04/18/2026 | HSA April LC Meet | |
| 3096 | Edward Gross | 54.27 | 8 | B Min | BB: 49.29 (+4.98s | 9.2%) | Midwest Aquatic Club | 05/01/2026 | John Traube Memorial 2026 | |
| 3097 | Robert Bray | 54.28 | 10 | B Min | BB: 49.29 (+4.99s | 9.2%) | Maverick Aquatics | 06/19/2025 | 2025 CO Grand Junction Invitational | |
| 3098 | Jack McRae | 54.29 | 8 | B Min | BB: 49.29 (+5.00s | 9.2%) | Univ. of Denver Hilltoppers | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 3099 | Jase Bergquist | 54.29 | 9 | B Min | BB: 49.29 (+5.00s | 9.2%) | Delta Barracudas | 07/10/2026 | 2026 CO Western Slope League Championships | |
| 3100 | Lucas Seaton | 54.29 | 9 | B Min | BB: 49.29 (+5.00s | 9.2%) | Raleigh Swimming Association | 06/13/2026 | 2026 MOR Liberty 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.