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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1101 | Ryan Hartmann | 45.13 | 10 | BB Min | A: 43.09 (+2.04s | 4.5%) | Sarasota Tsunami Swim Team | 07/03/2026 | 2026 Swim Florida Summer Last Chance Invite | |
| 1102 | Levi Bynum | 45.13 | 9 | BB Min | A: 43.09 (+2.04s | 4.5%) | Unattached | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1103 | Atlas Yun | 45.13 | 9 | BB Min | A: 43.09 (+2.04s | 4.5%) | Nitro Swimming | 06/20/2026 | 2026 ST NTRO LC Summer Classic | |
| 1104 | Forrest Foster | 45.13 | 10 | BB Min | A: 43.09 (+2.04s | 4.5%) | Northside Aquatics | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 1105 | Ezekiel Beyer | 45.14 | 10 | BB Min | A: 43.09 (+2.05s | 4.5%) | Swim Dogs | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1106 | Emerson Gruss-Russell | 45.15 | 10 | BB Min | A: 43.09 (+2.06s | 4.6%) | Atlantic Coast Athletic Club | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 1107 | Maximilian Zhou | 45.15 | 9 | BB Min | A: 43.09 (+2.06s | 4.6%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 1108 | Carson Yin | 45.15 | 10 | BB Min | A: 43.09 (+2.06s | 4.6%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 1109 | Mikhail Lagzdin | 45.16 | 9 | BB Min | A: 43.09 (+2.07s | 4.6%) | Olympic Cascade Aquatics | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 1110 | Milo Lanigan | 45.16 | 10 | BB Min | A: 43.09 (+2.07s | 4.6%) | Pikes Peak Athletics | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1111 | Benjamin Gonen | 45.16 | 9 | BB Min | A: 43.09 (+2.07s | 4.6%) | YMCA of Austin Swim Alliance | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1112 | Noah Song | 45.18 | 9 | BB Min | A: 43.09 (+2.09s | 4.6%) | SwimAtlanta | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 1113 | Thomas Van Epp | 45.18 | 9 | BB Min | A: 43.09 (+2.09s | 4.6%) | Nova of Virginia | 06/25/2026 | LC Central District Champs | |
| 1114 | Coleton Prillaman | 45.19 | 9 | BB Min | A: 43.09 (+2.10s | 4.6%) | Poseidon Swimming Inc | 04/17/2026 | NOVA Long Course Kick Off | |
| 1115 | Anderson Christopherson | 45.19 | 9 | BB Min | A: 43.09 (+2.10s | 4.6%) | YMCA of the Triangle Area Swim | 05/15/2026 | 2026 EAC Memorial Invite | |
| 1116 | Jason He | 45.19 | 10 | BB Min | A: 43.09 (+2.10s | 4.6%) | Dare Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 1117 | Oliver Ni | 45.20 | 10 | BB Min | A: 43.09 (+2.11s | 4.7%) | Makos Aquatics Club of Gainesv | 05/15/2026 | 2026 FAST May Invite | |
| 1118 | YuBo Wang | 45.20 | 10 | BB Min | A: 43.09 (+2.11s | 4.7%) | Laker Swim | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 1119 | Jacob Fischer | 45.21 | 9 | BB Min | A: 43.09 (+2.12s | 4.7%) | Greater Pensacola Aquatic Club | 04/11/2026 | 2026 GPAC LCM Time Trials | |
| 1120 | Mark Shcherbakov | 45.21 | 9 | BB Min | A: 43.09 (+2.12s | 4.7%) | Calabasas Waves | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 1121 | Cameron Smith | 45.22 | 10 | BB Min | A: 43.09 (+2.13s | 4.7%) | Great Wolf Swim Team | 07/17/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 1122 | Liam Somers | 45.23 | 10 | BB Min | A: 43.09 (+2.14s | 4.7%) | Longhorn Aquatics | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 1123 | Arik Ekkaia | 45.23 | 8 | BB Min | A: 43.09 (+2.14s | 4.7%) | Aquajets Swim Team | 06/11/2026 | 2026 MN AQJT Aquajets Summer Spectacular | |
| 1124 | Colin Morrison | 45.23 | 10 | BB Min | A: 43.09 (+2.14s | 4.7%) | Parkway-Rockwood Gateway Swim | 07/23/2026 | 2026 Ozark Long Course Champs Copied | |
| 1125 | Jaafar Lahmidi | 45.23 | 10 | B: 44.49 (+0.74s | 1.6%) | Foothills Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 1126 | Tyler Morris | 45.23 | 10 | BB Min | A: 43.09 (+2.14s | 4.7%) | North Lexington YMCA | 06/26/2026 | 2026 Colonel Summer Classic Copied | |
| 1127 | Zihao Wu | 45.24 | 9 | BB Min | A: 43.09 (+2.15s | 4.8%) | YMCA of the Triangle Area Swim | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 1128 | Zachary Iannamico | 45.27 | 10 | BB Min | A: 43.09 (+2.18s | 4.8%) | Inland Coastal Aquatic Club | 06/19/2026 | 2026 SI Splash And Dash | |
| 1129 | Avi Sethna | 45.27 | 10 | BB Min | A: 43.09 (+2.18s | 4.8%) | Beach Cities Alpha | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 1130 | Daniel Rondel | 45.27 | 9 | BB Min | A: 43.09 (+2.18s | 4.8%) | Wave Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 1131 | Teodore Lugovoy | 45.27 | 8 | BB Min | A: 43.09 (+2.18s | 4.8%) | Dolphin Club | 06/25/2026 | LC Central District Champs | |
| 1132 | Kyle Cheung | 45.28 | 10 | BB Min | A: 43.09 (+2.19s | 4.8%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 1133 | Maximilian Machavariani | 45.29 | 10 | BB Min | A: 43.09 (+2.20s | 4.9%) | SwimMAC Carolina | 07/24/2026 | 2026 NC SwimMAC LC Summer Sun Sational | |
| 1134 | Jiho Won | 45.29 | 10 | BB Min | A: 43.09 (+2.20s | 4.9%) | Opelika Swim Team | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 1135 | Rory Kisiah | 45.29 | 10 | BB Min | A: 43.09 (+2.20s | 4.9%) | Mecklenburg Swim Association | 07/24/2026 | 2026 Sailfish Summer Splash | |
| 1136 | Andrew Boyle | 45.29 | 10 | BB Min | A: 43.09 (+2.20s | 4.9%) | Rosemead Rapids | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 1137 | Scott Maley | 45.29 | 10 | BB Min | A: 43.09 (+2.20s | 4.9%) | Rochester Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 1138 | Harrison Kyin | 45.30 | 10 | BB Min | A: 43.09 (+2.21s | 4.9%) | Cavalier Aquatics/Piedmont Fam | 05/02/2026 | BASS Jim Frye Memorial Invitational May 2026 | |
| 1139 | Ben Tollon | 45.30 | 10 | BB Min | A: 43.09 (+2.21s | 4.9%) | West Florida Lightning Aquatic | 06/26/2026 | 2026 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 1140 | Alex Langhans | 45.30 | 9 | BB Min | A: 43.09 (+2.21s | 4.9%) | Nashville Aquatic Club | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 1141 | Neev Pingili | 45.31 | 10 | BB Min | A: 43.09 (+2.22s | 4.9%) | Columbia Aquatics Association | 07/29/2026 | 2026 MD LSC LC Championship | |
| 1142 | Vincent Martino | 45.31 | 9 | BB Min | A: 43.09 (+2.22s | 4.9%) | Piranhas YMCA of the Suncoast | 06/25/2026 | 2026 FAST Independence Invitational | |
| 1143 | Henry Sutton | 45.31 | 10 | BB Min | A: 43.09 (+2.22s | 4.9%) | Fort Meigs YMCA Stingrays | 07/23/2026 | 2026 OH LC Junior Championships | |
| 1144 | Daniel Guo | 45.33 | 10 | BB Min | A: 43.09 (+2.24s | 4.9%) | Riptide Swim Team | 05/02/2026 | 2026 MN RSC Pentathlon | |
| 1145 | Wyatt Johnson | 45.33 | 9 | BB Min | A: 43.09 (+2.24s | 4.9%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 1146 | Abayan Prithviraj | 45.34 | 10 | BB Min | A: 43.09 (+2.25s | 5.0%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 1147 | Caleb Taussig | 45.34 | 9 | BB Min | A: 43.09 (+2.25s | 5.0%) | Denver Swim Academy | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 1148 | Oliver Morris | 45.34 | 9 | BB Min | A: 43.09 (+2.25s | 5.0%) | Lake Oswego Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 1149 | Julian Kreth | 45.34 | 8 | BB Min | A: 43.09 (+2.25s | 5.0%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 1150 | Noah Chiu | 45.34 | 10 | BB Min | A: 43.09 (+2.25s | 5.0%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
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.