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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1051 | Alexander Vonberger | 52.18 | 10 | BB Min | A: 47.89 (+4.29s | 8.2%) | Arena Club Aquatics | 07/17/2026 | 2026 MD Long Course Last Chance Meet | |
| 1052 | Charlie Vazac | 52.19 | 10 | BB Min | A: 47.89 (+4.30s | 8.2%) | St Croix Swim Club | 06/26/2026 | 2026 MN PRNH Summer Chomp | |
| 1053 | Jackson Lilley | 52.19 | 8 | BB Min | A: 47.89 (+4.30s | 8.2%) | Columbia Aquatics Association | 06/13/2026 | 2026 CAC Schools Out For Summer LCM Swim Meet | |
| 1054 | Kayeung Ho | 52.19 | 10 | BB Min | A: 47.89 (+4.30s | 8.2%) | Nation\\\\\\'s Capital Swim Club | 05/01/2026 | Speedo Spring Splash | |
| 1055 | Kent Johnson | 52.21 | 9 | BB Min | A: 47.89 (+4.32s | 8.3%) | Area Tallahassee Aquatic Club | 06/26/2026 | ATAC Long Course Invitational | |
| 1056 | Noah Odom | 52.21 | 9 | BB Min | A: 47.89 (+4.32s | 8.3%) | Greater Pensacola Aquatic Club | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 1057 | Alexander Forero | 52.21 | 9 | BB Min | A: 47.89 (+4.32s | 8.3%) | Patriot Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 1058 | Ayu Shaik | 52.22 | 10 | BB Min | A: 47.89 (+4.33s | 8.3%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | |
| 1059 | Lukas Bergman | 52.23 | 9 | BB Min | A: 47.89 (+4.34s | 8.3%) | Rushmore Swim Team | 07/18/2025 | 2025 SD State Long Course Meet | |
| 1060 | George Yu | 52.23 | 10 | BB Min | A: 47.89 (+4.34s | 8.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 1061 | Mateo Tinoco Iraheta | 52.24 | 9 | BB Min | A: 47.89 (+4.35s | 8.3%) | Walla Walla Swim Club | 07/24/2026 | 2026 IES LC CHAMPIONSHIPS | |
| 1062 | Landon Jones | 52.25 | 9 | BB Min | A: 47.89 (+4.36s | 8.3%) | Wtrc Sharks | 05/15/2026 | Kentucky Aquatics Derby Classic | |
| 1063 | Thomas Serino | 52.25 | 10 | BB Min | A: 47.89 (+4.36s | 8.3%) | Buenaventura Swim Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 1064 | Matthew Bennett | 52.26 | 10 | BB Min | A: 47.89 (+4.37s | 8.4%) | Pipeline Swimming | 06/26/2026 | 2026 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 1065 | Lincoln Suggs | 52.26 | 10 | BB Min | A: 47.89 (+4.37s | 8.4%) | Patriot Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 1066 | Matthew Woods | 52.26 | 10 | BB Min | A: 47.89 (+4.37s | 8.4%) | Sandpipers of Nevada | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 1067 | Ethan Gaffin | 52.26 | 9 | BB Min | A: 47.89 (+4.37s | 8.4%) | Unattached | 04/17/2026 | 2026 ST SAW Vs SASA Fiesta Showdown | |
| 1068 | Connor Li | 52.27 | 9 | BB Min | A: 47.89 (+4.38s | 8.4%) | Pacific Dragons Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 1069 | Oliver Haney | 52.27 | 10 | BB Min | A: 47.89 (+4.38s | 8.4%) | Northern KY Clippers | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 1070 | Luke Wang | 52.28 | 9 | BB Min | A: 47.89 (+4.39s | 8.4%) | Flatiron Athletic Club | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1071 | Mateo Sison | 52.29 | 10 | BB Min | A: 47.89 (+4.40s | 8.4%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 1072 | Adrian Wachs | 52.29 | 10 | BB Min | A: 47.89 (+4.40s | 8.4%) | T2 Aquatics | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 1073 | Ryan Song | 52.29 | 9 | BB Min | A: 47.89 (+4.40s | 8.4%) | Wasc | 06/11/2026 | 2026 SCS June AG Invite | |
| 1074 | James Goodwillie | 52.30 | 10 | BB Min | A: 47.89 (+4.41s | 8.4%) | Hanover Aquatics | 06/25/2026 | LC Central District Champs | |
| 1075 | Mars Meihack | 52.30 | 9 | BB Min | A: 47.89 (+4.41s | 8.4%) | Tualatin Hills Swim Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 1076 | Tyler Ashby | 52.30 | 10 | BB Min | A: 47.89 (+4.41s | 8.4%) | Hanover Aquatics | 06/25/2026 | LC Central District Champs | |
| 1077 | Nicholas Blakey | 52.31 | 10 | BB Min | A: 47.89 (+4.42s | 8.4%) | Hockomock Area YMCA Lightning | 05/16/2026 | 2026 NE CS Spring Fever | |
| 1078 | Felix Paulsen | 52.31 | 10 | BB Min | A: 47.89 (+4.42s | 8.4%) | Aulea Swim Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 1079 | Ethan Yang | 52.31 | 9 | BB Min | A: 47.89 (+4.42s | 8.4%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 1080 | Hantian You | 52.32 | 10 | BB Min | A: 47.89 (+4.43s | 8.5%) | Lake Oswego Swim Club | 08/01/2026 | 2026 GACC End Of Season | |
| 1081 | Andy Tran | 52.33 | 10 | BB Min | A: 47.89 (+4.44s | 8.5%) | Seattle Metropolitan Aquatic C | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 1082 | Adhrit Dixit | 52.34 | 10 | BB Min | A: 47.89 (+4.45s | 8.5%) | Edina Swim Club | 07/17/2026 | 2026 MN TUNA LC MRC | |
| 1083 | Seth Snyder | 52.35 | 10 | BB Min | A: 47.89 (+4.46s | 8.5%) | Unattached | 05/01/2026 | 2026 HOKI May Day Invite Copied | |
| 1084 | Isaac Marcuson | 52.35 | 10 | BB Min | A: 47.89 (+4.46s | 8.5%) | Aspire Aquatics of Colorado | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1085 | Calvin Miller | 52.35 | 10 | BB Min | A: 47.89 (+4.46s | 8.5%) | Georgetown-Scott County Supers | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 1086 | Eric Ruan | 52.36 | 9 | BB Min | A: 47.89 (+4.47s | 8.5%) | South East Metro Sharks | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 1087 | Zane Qiao | 52.36 | 9 | BB Min | A: 47.89 (+4.47s | 8.5%) | Unattached | 07/10/2026 | 2026 FG LCM BB Champs South | |
| 1088 | Ariovistus Pardee | 52.38 | 10 | BB Min | A: 47.89 (+4.49s | 8.6%) | Maui Swim Club | 05/02/2026 | 2026 MAGSA LCM B 1 Meet | |
| 1089 | Aaron Wei | 52.39 | 9 | BB Min | A: 47.89 (+4.50s | 8.6%) | Ensworth Aquatics | 07/10/2026 | 2026 July Jam | |
| 1090 | Marcus Wang | 52.39 | 10 | BB Min | A: 47.89 (+4.50s | 8.6%) | Pacific Dragons Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 1091 | Caleb Nguyen | 52.40 | 9 | BB Min | A: 47.89 (+4.51s | 8.6%) | Form Swim Team | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1092 | Tristan Tellez | 52.40 | 10 | BB Min | A: 47.89 (+4.51s | 8.6%) | Rattlers Swim Club | 07/23/2026 | 2026 BD Long Course Championship | |
| 1093 | Theodore Janson | 52.40 | 10 | BB Min | A: 47.89 (+4.51s | 8.6%) | Central Minnesota Aquatics | 05/15/2026 | 2026 MN HURR LC Spring Opener | |
| 1094 | Levi Bynum | 52.41 | 9 | BB Min | A: 47.89 (+4.52s | 8.6%) | Unattached | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1095 | Henry Goddard | 52.41 | 10 | BB Min | A: 47.89 (+4.52s | 8.6%) | Cascadia Swimming | 06/26/2025 | 2025 Howard Jones Open | |
| 1096 | Liam Shi | 52.41 | 10 | BB Min | A: 47.89 (+4.52s | 8.6%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 1097 | Brent Schmidlin | 52.42 | 10 | BB Min | A: 47.89 (+4.53s | 8.6%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 1098 | Truman Brown | 52.44 | 10 | BB Min | A: 47.89 (+4.55s | 8.7%) | Heartland Hurricanes | 04/17/2026 | 2026 METS Long Course Kickoff | |
| 1099 | Evan Wik | 52.44 | 9 | BB Min | A: 47.89 (+4.55s | 8.7%) | Southwest Stars Swim Club | 05/15/2026 | 2026 PA Long Course Invite | |
| 1100 | Kash James | 52.44 | 9 | BB Min | A: 47.89 (+4.55s | 8.7%) | Coastal Aquatic Club | 04/25/2025 | 14th Annual JAX50 Sprint Dual Challenge | |
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.