USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 801 | Winston Chase | 51.32 | 10 | BB Min | A: 47.89 (+3.43s | 6.7%) | Utah Valley Aquatics | 05/08/2025 | 2025 HAST Janet Oles LC Classic | |
| 802 | Oliver Chafin | 51.33 | 10 | BB Min | A: 47.89 (+3.44s | 6.7%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 803 | Nicholas Bergfield | 51.34 | 10 | BB Min | A: 47.89 (+3.45s | 6.7%) | Swim Streamline at Northampton | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 804 | Zacharia Labyed | 51.36 | 9 | BB Min | A: 47.89 (+3.47s | 6.8%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 805 | Mario Aoki | 51.37 | 9 | BB Min | A: 47.89 (+3.48s | 6.8%) | Falfins Swimming | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 806 | Kelton Glover | 51.39 | 10 | BB Min | A: 47.89 (+3.50s | 6.8%) | Dublin Community Swim Team | 07/23/2026 | 2026 OH LC Junior Championships | |
| 807 | Adam Naftaly | 51.39 | 10 | BB Min | A: 47.89 (+3.50s | 6.8%) | Scarlet Aquatics | 07/23/2026 | 2026 NJ Swim LC Gold Championships | |
| 808 | Conrad Shwe | 51.41 | 9 | BB Min | A: 47.89 (+3.52s | 6.8%) | Clovis Swim Club | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 809 | Sri Kamarajugadda | 51.41 | 9 | BB Min | A: 47.89 (+3.52s | 6.8%) | Weymouth Club Waves | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | |
| 810 | Jayden Lu | 51.42 | 9 | BB Min | A: 47.89 (+3.53s | 6.9%) | Charles River Aquatics | 06/26/2026 | 2026 NE SUN Summer Solstice | |
| 811 | Raf Rothfuss de la Asunc | 51.43 | 9 | BB Min | A: 47.89 (+3.54s | 6.9%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 812 | Raphael Valentine | 51.44 | 9 | BB Min | A: 47.89 (+3.55s | 6.9%) | SwimRVA | 06/25/2026 | LC Central District Champs | |
| 813 | Hayden Justice | 51.45 | 10 | BB Min | A: 47.89 (+3.56s | 6.9%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 814 | Louis Roedersheimer | 51.47 | 10 | BB Min | A: 47.89 (+3.58s | 7.0%) | Cincinnati Marlins | 07/23/2026 | 2026 OH LC Junior Championships | |
| 815 | Vihaan Patsamatla | 51.48 | 10 | BB Min | A: 47.89 (+3.59s | 7.0%) | Sporting Jax Aquatic Club | 07/24/2026 | 2026 Area 1 LCM Championships | |
| 816 | Cole Proescher | 51.49 | 10 | BB Min | A: 47.89 (+3.60s | 7.0%) | Orinda Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 817 | Beckham Sleeth | 51.49 | 9 | BB Min | A: 47.89 (+3.60s | 7.0%) | Highlands Ranch Aquatics | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 818 | Bennett Arguello | 51.50 | 9 | BB Min | A: 47.89 (+3.61s | 7.0%) | Greenwood Tiger Sharks | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 819 | Watson She | 51.50 | 10 | BB Min | A: 47.89 (+3.61s | 7.0%) | Bellevue Club Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 820 | Asher Snead | 51.51 | 9 | BB Min | A: 47.89 (+3.62s | 7.0%) | Poseidon Swimming Inc | 06/25/2026 | LC Central District Champs | |
| 821 | Robert Lalji | 51.51 | 10 | BB Min | A: 47.89 (+3.62s | 7.0%) | Swim Fort Lauderdale | 07/16/2026 | 2026 FGC Summer LC Age Group Championships | |
| 822 | Ian Velez | 51.52 | 10 | BB Min | A: 47.89 (+3.63s | 7.0%) | Equipo Natacion Encantada | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 823 | Noah Chang | 51.52 | 9 | BB Min | A: 47.89 (+3.63s | 7.0%) | North Coast Aquatics | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 824 | Ryan Kummer | 51.53 | 10 | BB Min | A: 47.89 (+3.64s | 7.1%) | Aquatic Team Of Mecklenburg | 04/17/2026 | April 17 ATOM Friday Night Lights | |
| 825 | Evan Willis | 51.53 | 10 | BB Min | A: 47.89 (+3.64s | 7.1%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 826 | Skandan Chamraj | 51.54 | 9 | BB Min | A: 47.89 (+3.65s | 7.1%) | Riptide Swim Team | 06/27/2026 | 2026 STAR Summer Splash Invite | |
| 827 | Caleb Verner | 51.55 | 9 | BB Min | A: 47.89 (+3.66s | 7.1%) | Riptide Swim Team | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 828 | Lincoln Purdy | 51.55 | 10 | BB Min | A: 47.89 (+3.66s | 7.1%) | Greater Pensacola Aquatic Club | 04/11/2026 | 2026 GPAC LCM Time Trials | |
| 829 | Abhinav Yadavalli | 51.56 | 10 | BB Min | A: 47.89 (+3.67s | 7.1%) | Monocacy Aquatic Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 830 | Haoran Li | 51.56 | 9 | BB Min | A: 47.89 (+3.67s | 7.1%) | SwimMAC Carolina | 06/05/2026 | 2026 TEAM School S Out Summer Invite | |
| 831 | Quentyn Boerboom | 51.57 | 10 | BB Min | A: 47.89 (+3.68s | 7.1%) | Southwest Swim Club | 06/19/2026 | 2026 SD Aberdeen Summer High Point Swim Meet | |
| 832 | Zane Gibson | 51.58 | 9 | BB Min | A: 47.89 (+3.69s | 7.2%) | Alpha Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 833 | Braydon Li | 51.58 | 10 | BB Min | A: 47.89 (+3.69s | 7.2%) | Buckeye Swim Club | 07/23/2026 | 2026 OH LC Junior Championships | |
| 834 | Aiden Suffel | 51.60 | 10 | BB Min | A: 47.89 (+3.71s | 7.2%) | Lakeshore Swim Club | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 835 | Mason Blois | 51.60 | 9 | BB Min | A: 47.89 (+3.71s | 7.2%) | Huntsville Swim Association | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 836 | Mason Li | 51.61 | 9 | BB Min | A: 47.89 (+3.72s | 7.2%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 837 | Miles VanderLinden | 51.61 | 10 | BB Min | A: 47.89 (+3.72s | 7.2%) | Truckee-Tahoe Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 838 | Nathaniel Kane | 51.61 | 10 | BB Min | A: 47.89 (+3.72s | 7.2%) | Metro Area Life Time | 05/02/2026 | 2026 STAC Thank You Mom | |
| 839 | Mikail Adlinsyah | 51.62 | 10 | BB Min | A: 47.89 (+3.73s | 7.2%) | Swim Excellence Academy | 06/19/2026 | 2026 SI Splash And Dash | |
| 840 | Brandon Son | 51.62 | 9 | BB Min | A: 47.89 (+3.73s | 7.2%) | Columbia River Swim Team | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 841 | Teodore Lugovoy | 51.63 | 8 | BB Min | A: 47.89 (+3.74s | 7.2%) | Dolphin Club | 06/25/2026 | LC Central District Champs | |
| 842 | Jacob Jackson | 51.64 | 9 | BB Min | A: 47.89 (+3.75s | 7.3%) | Kentucky Aquatics | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 843 | Wesley Veile | 51.64 | 9 | BB Min | A: 47.89 (+3.75s | 7.3%) | Seahawks Swim club | 05/01/2026 | John Traube Memorial 2026 | |
| 844 | Everett Smith | 51.66 | 9 | BB Min | A: 47.89 (+3.77s | 7.3%) | York Swim Club of Northern Vir | 05/01/2026 | Speedo Spring Splash | |
| 845 | Ahaan Maknojia | 51.66 | 10 | BB Min | A: 47.89 (+3.77s | 7.3%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 846 | Aidan Campbell | 51.67 | 9 | BB Min | A: 47.89 (+3.78s | 7.3%) | Loyola Blakefield Aquatics | 07/29/2026 | 2026 MD LSC LC Championship | |
| 847 | Kou Takahashi | 51.67 | 8 | BB Min | A: 47.89 (+3.78s | 7.3%) | West Express Swim Team | 06/19/2026 | 2026 MN MAN Red White Blue Invite Copied | |
| 848 | Maddox Fish | 51.67 | 9 | BB Min | A: 47.89 (+3.78s | 7.3%) | Pikes Peak Athletics | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 849 | Gabriel Bagdassarian | 51.68 | 10 | BB Min | A: 47.89 (+3.79s | 7.3%) | Metro Area Life Time | 07/23/2026 | 2026 NJ Swim LC Gold Championships | |
| 850 | Yunhan Song | 51.69 | 10 | BB Min | A: 47.89 (+3.80s | 7.4%) | Eastside Aquatic Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
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.