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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Alexander Jin | 40.43 | 10 | AA Min | AAA: 38.99 (+1.44s | 3.6%) | Csp Tideriders | 05/29/2026 | 2026 Meet Me In St Louis Invite | |
| 302 | Andy Wang | 40.44 | 10 | AA Min | AAA: 38.99 (+1.45s | 3.6%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 303 | Rehn Banhos | 40.44 | 10 | AA Min | AAA: 38.99 (+1.45s | 3.6%) | Upper Arlington Swim Club | 07/23/2026 | 2026 OH LC Junior Championships | |
| 304 | Wesley Kissel | 40.46 | 8 | AA Min | AAA: 38.99 (+1.47s | 3.6%) | SwimAtlanta | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 305 | Liam Cockrum | 40.47 | 10 | AA Min | AAA: 38.99 (+1.48s | 3.7%) | Unattached | 07/30/2026 | 2026 CZ 14 U Championship Meet IN | |
| 306 | Justin Huang | 40.48 | 10 | AA Min | AAA: 38.99 (+1.49s | 3.7%) | Tac Titans | 06/11/2026 | 2026 CMC Triangle Classic Meet | |
| 307 | Asher Mormino | 40.49 | 10 | AA Min | AAA: 38.99 (+1.50s | 3.7%) | Bend Swim Club | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | |
| 308 | Lucas Ni | 40.50 | 9 | AA Min | AAA: 38.99 (+1.51s | 3.7%) | Makos Aquatics Club of Gainesv | 05/15/2026 | 2026 FAST May Invite | |
| 309 | Drexton Dorvil | 40.51 | 10 | AA Min | AAA: 38.99 (+1.52s | 3.8%) | Southwest Stars Swim Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 310 | Caleb Nash | 40.51 | 10 | AA Min | AAA: 38.99 (+1.52s | 3.8%) | Old North State Aquatics | 07/16/2026 | 2026 NCS LC AG Championships | |
| 311 | Michael Bodnar | 40.52 | 10 | AA Min | AAA: 38.99 (+1.53s | 3.8%) | SwimAtlanta | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 312 | Thedford Neely | 40.52 | 10 | AA Min | AAA: 38.99 (+1.53s | 3.8%) | Blue Tide Aquatics | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 313 | Jon Miriovsky | 40.54 | 10 | AA Min | AAA: 38.99 (+1.55s | 3.8%) | Huntsville Swim Association | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 314 | Timothy Wolfrum | 40.54 | 10 | AA Min | AAA: 38.99 (+1.55s | 3.8%) | Liberty Township/ Powell YMCA | 07/23/2026 | 2026 OH LC Junior Championships | |
| 315 | William Johnson | 40.56 | 9 | AA Min | AAA: 38.99 (+1.57s | 3.9%) | Swim Florida | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 316 | Dylan Tian | 40.56 | 8 | AA Min | AAA: 38.99 (+1.57s | 3.9%) | Santa Clara Swim Club | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 317 | Michael Cheng | 40.58 | 9 | AA Min | AAA: 38.99 (+1.59s | 3.9%) | San Dimas Aquatics | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 318 | Graham Greenblatt | 40.59 | 10 | AA Min | AAA: 38.99 (+1.60s | 3.9%) | Swim Streamline at Northampton | 07/16/2025 | 2025 Texas Age Group Championships | |
| 319 | Davis Chappell | 40.59 | 10 | AA Min | AAA: 38.99 (+1.60s | 3.9%) | Coast Gaurd Blue Dolphins | 06/26/2026 | 2026 VSI LC SE District Champs | |
| 320 | Henry Goddard | 40.59 | 10 | AA Min | AAA: 38.99 (+1.60s | 3.9%) | Lake Oswego Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 321 | Theodore Herrera | 40.60 | 10 | AA Min | AAA: 38.99 (+1.61s | 4.0%) | Crimson Aquatics | 05/16/2026 | 2026 NE CS Spring Fever | |
| 322 | Charlie Chung | 40.60 | 9 | AA Min | AAA: 38.99 (+1.61s | 4.0%) | Trident Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 323 | William Peterworth | 40.61 | 9 | AA Min | AAA: 38.99 (+1.62s | 4.0%) | Lakeside Swim Team | 04/25/2026 | 2026 Triton Derby Swim Festival | |
| 324 | Alonso Andrade | 40.61 | 10 | AA Min | AAA: 38.99 (+1.62s | 4.0%) | EL Paso Border Land Swim Team | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 325 | Jaezyn Magnaye | 40.61 | 10 | AA Min | AAA: 38.99 (+1.62s | 4.0%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 326 | Henry Chung | 40.63 | 10 | AA Min | AAA: 38.99 (+1.64s | 4.0%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 327 | Muyang He | 40.64 | 10 | AA Min | AAA: 38.99 (+1.65s | 4.1%) | Santa Clara Swim Club | 07/30/2026 | Long Course Far Westerns | |
| 328 | Lucas Jiang | 40.65 | 9 | AA Min | AAA: 38.99 (+1.66s | 4.1%) | Kingfish Swimming Medfield | 07/17/2026 | 2026 NE MST ESC LCM 12 Under Championship | |
| 329 | Yupeng Wang | 40.65 | 10 | AA Min | AAA: 38.99 (+1.66s | 4.1%) | Monterey Park Manta Rays | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 330 | Dylan Sun | 40.65 | 10 | BB Min | A: 37.69 (+2.96s | 7.3%) | Brea Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 331 | Thomas Shackleton | 40.66 | 10 | AA Min | AAA: 38.99 (+1.67s | 4.1%) | North Coast Aquatics | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 332 | Nicholas Brumaru | 40.67 | 10 | AA Min | AAA: 38.99 (+1.68s | 4.1%) | Olympic Cascade Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 333 | Max Lin | 40.69 | 10 | AA Min | AAA: 38.99 (+1.70s | 4.2%) | Irvine Novaquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 334 | Elliott Johnson | 40.69 | 10 | AA Min | AAA: 38.99 (+1.70s | 4.2%) | Bellevue Club Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 335 | Anderson Grant | 40.70 | 10 | AA Min | AAA: 38.99 (+1.71s | 4.2%) | Upper Arlington Swim Club | 07/23/2026 | 2026 OH LC Junior Championships | |
| 336 | Luiz Laurentino | 40.71 | 10 | AA Min | AAA: 38.99 (+1.72s | 4.2%) | YMCA of the Triangle Area Swim | 06/12/2026 | 2026 SwimRVA Summer Invitational | |
| 337 | Lucas Guillen | 40.71 | 9 | AA Min | AAA: 38.99 (+1.72s | 4.2%) | 757swim | 07/16/2026 | 2026 Virginia Swimming LC Age Group Champions | |
| 338 | Bode Mello | 40.71 | 10 | AA Min | AAA: 38.99 (+1.72s | 4.2%) | Excel Aquatics | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 339 | Xander Schatz | 40.72 | 10 | AA Min | AAA: 38.99 (+1.73s | 4.2%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 340 | Henry Eick | 40.72 | 10 | AA Min | AAA: 38.99 (+1.73s | 4.2%) | Memphis Tiger Swimming | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 341 | Jacob Stanwix | 40.72 | 10 | AA Min | AAA: 38.99 (+1.73s | 4.2%) | Nova of Virginia | 06/25/2026 | LC Central District Champs | |
| 342 | Maximilian Smith | 40.75 | 9 | AA Min | AAA: 38.99 (+1.76s | 4.3%) | Lynchburg Aquatic Club | 06/19/2026 | 2026 Firefish June Jam | |
| 343 | Terence Wu | 40.76 | 9 | AA Min | AAA: 38.99 (+1.77s | 4.3%) | Bellevue Club Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 344 | Logan Snodgrass | 40.77 | 10 | AA Min | AAA: 38.99 (+1.78s | 4.4%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 345 | Alexander Hammerschmidt | 40.81 | 10 | AA Min | AAA: 38.99 (+1.82s | 4.5%) | The Western Mass Aquadogs | 06/26/2026 | 2026 NE SUN Summer Solstice | |
| 346 | Avery Garrod | 40.81 | 10 | AA Min | AAA: 38.99 (+1.82s | 4.5%) | Tide Swimming | 05/01/2026 | 2026 TIDE Spring Shockwave | |
| 347 | Jacob Bouchard | 40.82 | 10 | AA Min | AAA: 38.99 (+1.83s | 4.5%) | Unattached | 06/25/2026 | LC Central District Champs | |
| 348 | Zacharia Labyed | 40.82 | 9 | AA Min | AAA: 38.99 (+1.83s | 4.5%) | North Coast Aquatics | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 349 | James Zechmeister | 40.83 | 9 | AA Min | AAA: 38.99 (+1.84s | 4.5%) | Minnetonka Swim Club | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 350 | Xavier Kallus | 40.83 | 10 | AA Min | AAA: 38.99 (+1.84s | 4.5%) | Victoria Texas Aquatic Club | 07/09/2026 | 2026 ST NIST LC STAGS | |
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.