USA Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3401 | William Masear | 50.15 | 9 | B Min | BB: 47.69 (+2.46s | 4.9%) | Sprc Stingrays | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 3402 | Dominic D'Agostino | 50.15 | 9 | B Min | BB: 47.69 (+2.46s | 4.9%) | Monocacy Aquatic Club | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 3403 | Leo Mahnke | 50.15 | 10 | B Min | BB: 47.69 (+2.46s | 4.9%) | YMCA of the Triangle Area Swim | 01/17/2026 | 2026 YBAC Blizzard Invitational | |
| 3404 | Ethan Huang | 50.16 | 9 | B Min | BB: 47.69 (+2.47s | 4.9%) | Atlantic Coast Athletic Club | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 3405 | Troy Reckard | 50.17 | 8 | B Min | BB: 47.69 (+2.48s | 4.9%) | Hurricanes Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 3406 | Vincent Fang | 50.17 | 9 | B Min | BB: 47.69 (+2.48s | 4.9%) | Nitro Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 3407 | Adam Salhia | 50.17 | 9 | B Min | BB: 47.69 (+2.48s | 4.9%) | Sporting Jax Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 3408 | Akito Sakuraba | 50.17 | 10 | B Min | BB: 47.69 (+2.48s | 4.9%) | Mason Manta Rays | 02/19/2026 | 2026 OH RAYS SC Regional Championships | |
| 3409 | Kevin Wang | 50.18 | 8 | B Min | BB: 47.69 (+2.49s | 5.0%) | Ybac Hurricanes | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 3410 | Brinklee Beall | 50.18 | 10 | B Min | BB: 47.69 (+2.49s | 5.0%) | Hanover Aquatics | 01/17/2026 | 2026 Duck Bowl | |
| 3411 | Mael Tedsen | 50.18 | 10 | B Min | BB: 47.69 (+2.49s | 5.0%) | Tennessee Aquatics | 03/06/2026 | Speedo Southern Premier | |
| 3412 | Gavin Grindem | 50.19 | 9 | B Min | BB: 47.69 (+2.50s | 5.0%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/26/2025 | Lisa Ferris Fall Festival Time Trial 2025 | |
| 3413 | Flynn Michielsen | 50.19 | 10 | B Min | BB: 47.69 (+2.50s | 5.0%) | Power for Life | 01/18/2025 | 2025 LSST January Frosty Meet | |
| 3414 | Roman Tsikalov | 50.19 | 10 | B Min | BB: 47.69 (+2.50s | 5.0%) | Otter Swim Club | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 3415 | Gavin Merrill | 50.19 | 9 | B Min | BB: 47.69 (+2.50s | 5.0%) | Olympus Aquatics | 12/18/2025 | 2025 OA IMR II Copied | |
| 3416 | David Preble | 50.19 | 10 | B Min | BB: 47.69 (+2.50s | 5.0%) | Kent County YMCA | 01/24/2026 | 2026 NE KCY New Year S Splash | |
| 3417 | Jackson Lilley | 50.20 | 7 | B Min | BB: 47.69 (+2.51s | 5.0%) | Columbia Aquatics Association | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 3418 | Joshua Niswonger | 50.20 | 9 | B Min | BB: 47.69 (+2.51s | 5.0%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | |
| 3419 | Elijah Smithson | 50.20 | 10 | B Min | BB: 47.69 (+2.51s | 5.0%) | Wake Aquatics | 02/06/2026 | 2026 SES Region 3 Champions | |
| 3420 | Brody Davis | 50.20 | 9 | B Min | BB: 47.69 (+2.51s | 5.0%) | Hampton Virginia Current | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 3421 | Jacob Ethier | 50.21 | 9 | B Min | BB: 47.69 (+2.52s | 5.0%) | United Swim Club | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 3422 | James Klomparens | 50.21 | 10 | B Min | BB: 47.69 (+2.52s | 5.0%) | New Albany Aquatic Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 3423 | Wyatt Perkins | 50.21 | 9 | B Min | BB: 47.69 (+2.52s | 5.0%) | Raleigh Swimming Association | 01/16/2026 | 2026 RSA Winter Tri | |
| 3424 | Andre Vlaev | 50.21 | 8 | B Min | BB: 47.69 (+2.52s | 5.0%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 3425 | Damon Shao | 50.21 | 9 | B Min | BB: 47.69 (+2.52s | 5.0%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 3426 | Jacob Ahnen | 50.21 | 9 | B Min | BB: 47.69 (+2.52s | 5.0%) | Denver Swim Academy | 03/06/2026 | 2026 CO 14 U Silver State | |
| 3427 | Aiden Zhang | 50.22 | 8 | B Min | BB: 47.69 (+2.53s | 5.0%) | Olympic Cascade Aquatics | 01/18/2026 | 2026 PN BC Snowflake Classic Invite Approved | |
| 3428 | Kabir Bassi | 50.22 | 9 | B Min | BB: 47.69 (+2.53s | 5.0%) | York Swim Club of Northern Vir | 03/20/2026 | March Madness 2026 | |
| 3429 | Miles Wood | 50.23 | 9 | B Min | BB: 47.69 (+2.54s | 5.1%) | Dart Swimming | 02/07/2025 | 2025 PSL Super Finals Invitational | |
| 3430 | Liam Shi | 50.23 | 10 | B Min | BB: 47.69 (+2.54s | 5.1%) | SwimMAC Carolina | 03/07/2026 | 2026 SwimMAC BC Championship | |
| 3431 | Caleb McGovern | 50.23 | 10 | B Min | BB: 47.69 (+2.54s | 5.1%) | Portland Aquatic Club | 01/10/2026 | 2026 Hood River Winter Invitational | |
| 3432 | Julian Brown | 50.23 | 10 | B Min | BB: 47.69 (+2.54s | 5.1%) | Razor Aquatics | 12/12/2025 | OLY Swimming Holiday Bowl | |
| 3433 | Alden Harris | 50.23 | 10 | B Min | BB: 47.69 (+2.54s | 5.1%) | SlipStream Aquatics | 01/23/2026 | 2026 CO FAST Winter Open | |
| 3434 | Nicholas Elyussif | 50.23 | 10 | B Min | BB: 47.69 (+2.54s | 5.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 3435 | Nicolas Rodriguez | 50.24 | 7 | B Min | BB: 47.69 (+2.55s | 5.1%) | Arlington Aquatic Club | 02/13/2026 | 2026 AAC Winter Gator Meet | |
| 3436 | Miles Haberle | 50.24 | 8 | B Min | BB: 47.69 (+2.55s | 5.1%) | Mecklenburg Swim Association | 01/17/2026 | 2026 MSA January Invite | |
| 3437 | Odin Clark | 50.25 | 10 | B Min | BB: 47.69 (+2.56s | 5.1%) | South Metro Storm | 02/27/2026 | 2026 MN STRM Minnesota Regional Championship | |
| 3438 | Nicholas Bergfield | 50.26 | 10 | B Min | BB: 47.69 (+2.57s | 5.1%) | Swim Streamline at Northampton | 11/02/2024 | SSAN 2024 Fall Invite | |
| 3439 | John Coimbra | 50.26 | 10 | B Min | BB: 47.69 (+2.57s | 5.1%) | Tampa Y Swimming | 01/24/2026 | 2026 TYR Stingrays SCY Palm Trees Parkas | |
| 3440 | Henry Coombs | 50.26 | 10 | B Min | BB: 47.69 (+2.57s | 5.1%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 3441 | Joseph Proffitt | 50.26 | 10 | B Min | BB: 47.69 (+2.57s | 5.1%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 3442 | Owen Nguyen | 50.27 | 10 | B Min | BB: 47.69 (+2.58s | 5.1%) | Hurricane Penguins Swim Club | 12/12/2025 | OLY Swimming Holiday Bowl | |
| 3443 | Xavier Hu | 50.27 | 8 | B Min | BB: 47.69 (+2.58s | 5.1%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 3444 | Benjamin Wei | 50.28 | 9 | B Min | BB: 47.69 (+2.59s | 5.2%) | Long Island Aquatic Club | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 3445 | Lane Markham | 50.28 | 9 | B Min | BB: 47.69 (+2.59s | 5.2%) | Minnetonka Swim Club | 02/27/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 3446 | Eastok Ilic | 50.28 | 10 | B Min | BB: 47.69 (+2.59s | 5.2%) | Bulldog Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 3447 | Jackson Sheppard | 50.28 | 8 | B Min | BB: 47.69 (+2.59s | 5.2%) | Greensboro Community YMCA | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 3448 | Aiden Bajracharya | 50.28 | 9 | B Min | BB: 47.69 (+2.59s | 5.2%) | Tac Titans | 11/15/2025 | 2025 TAC TITANS Turkey Squad Meet | |
| 3449 | Tyler Groth | 50.29 | 10 | B Min | BB: 47.69 (+2.60s | 5.2%) | Atlantis Swimming | 02/27/2026 | 2026 MCSA Junior Cup | |
| 3450 | Lev Goldstein | 50.29 | 9 | B Min | BB: 47.69 (+2.60s | 5.2%) | North Shore Swim Club | 03/13/2026 | 2026 NE NSSC NE Cup Championship | |
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.