USA Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1201 | Jonathan Wen | 38.71 | 10 | BB Min | A: 37.59 (+1.12s | 2.9%) | Rancho San Dieguito | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 1202 | Jimmie Jones | 38.71 | 9 | BB Min | A: 37.59 (+1.12s | 2.9%) | Razor Aquatics | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 1203 | Andrew DiPaulo | 38.72 | 9 | BB Min | A: 37.59 (+1.13s | 2.9%) | Univ. of Denver Hilltoppers | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1204 | Ryan Yoon | 38.72 | 10 | BB Min | A: 37.59 (+1.13s | 2.9%) | Sierra Marlins Swim Team | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 1205 | River Narus | 38.72 | 8 | BB Min | A: 37.59 (+1.13s | 2.9%) | Gold Medal Swim Club | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 1206 | Thomas Nicely | 38.72 | 10 | BB Min | A: 37.59 (+1.13s | 2.9%) | Spartan Aquatic Club | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 1207 | Charlie Zborowski | 38.72 | 10 | BB Min | A: 37.59 (+1.13s | 2.9%) | North Palm Beach Swim Club | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 1208 | River Briscoe | 38.72 | 9 | BB Min | A: 37.59 (+1.13s | 2.9%) | Madison Swimming Association | 02/06/2026 | 2026 SES Region 3 Champions | |
| 1209 | Bennett May | 38.72 | 10 | BB Min | A: 37.59 (+1.13s | 2.9%) | Worthington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1210 | Hengrui Cao | 38.73 | 10 | BB Min | A: 37.59 (+1.14s | 2.9%) | Saline Swim Team | 02/06/2026 | SST Snowstorm Splash | |
| 1211 | Noah Monick | 38.74 | 10 | BB Min | A: 37.59 (+1.15s | 3.0%) | Middies Wave Ryders | 02/20/2026 | 2026 MR Silvers North Championship YMID | |
| 1212 | Leo Gazzard | 38.75 | 9 | BB Min | A: 37.59 (+1.16s | 3.0%) | Bellevue Club Swim Team | 02/27/2026 | 2026 PN Feb Age Group Invite,Div 3 Approved | |
| 1213 | Oliver Cutler | 38.75 | 10 | BB Min | A: 37.59 (+1.16s | 3.0%) | Raleigh Swimming Association | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 1214 | Jayden Teng | 38.75 | 10 | BB Min | A: 37.59 (+1.16s | 3.0%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 1215 | Samuel Ramon | 38.76 | 10 | BB Min | A: 37.59 (+1.17s | 3.0%) | The Fish | 02/13/2026 | 2026 ASA President S Day Classic | |
| 1216 | Finn Scott | 38.76 | 10 | BB Min | A: 37.59 (+1.17s | 3.0%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 1217 | Chezeq Morgos | 38.77 | 10 | BB Min | A: 37.59 (+1.18s | 3.0%) | Sea Dragon Aquatics | 03/26/2026 | Destination Athlete Centennial Invite 2026 | |
| 1218 | Colt Lybrand | 38.77 | 10 | BB Min | A: 37.59 (+1.18s | 3.0%) | Unattached | 02/20/2026 | Bay Area Spring Championships | |
| 1219 | Calvin Tonk | 38.77 | 10 | BB Min | A: 37.59 (+1.18s | 3.0%) | Benton Harbor-St. Joseph YMCA | 03/07/2026 | 2026 Michigan YMCA State Championship | |
| 1220 | Justin Chi | 38.77 | 9 | BB Min | A: 37.59 (+1.18s | 3.0%) | DeAnza Cupertino Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 1221 | Christian Matyja | 38.77 | 10 | BB Min | A: 37.59 (+1.18s | 3.0%) | Utica Shelby Swim Club | 02/27/2026 | 2026 Junior Cup | |
| 1222 | Matthew Davie | 38.78 | 10 | BB Min | A: 37.59 (+1.19s | 3.1%) | Bend Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 1223 | Parker Slugg | 38.78 | 10 | BB Min | A: 37.59 (+1.19s | 3.1%) | Revolution Swim Club | 10/04/2025 | 2025 NE CS Fall Sprints Copied | |
| 1224 | Henry Luevano | 38.78 | 9 | BB Min | A: 37.59 (+1.19s | 3.1%) | Aces Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1225 | Declan Davis | 38.78 | 10 | BB Min | A: 37.59 (+1.19s | 3.1%) | Rogue Rapids | 11/21/2025 | 2025 Rogue Rapids Sofia Marks Invitational | |
| 1226 | Carter Little | 38.79 | 10 | BB Min | A: 37.59 (+1.20s | 3.1%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 1227 | Marco Hines | 38.79 | 10 | BB Min | A: 37.59 (+1.20s | 3.1%) | Southwest Aquatic Team | 02/27/2026 | 2026 BD SCY Border Champs | |
| 1228 | Holden Ling | 38.79 | 10 | BB Min | A: 37.59 (+1.20s | 3.1%) | Pacific Swimming Zone | 04/26/2026 | 2026 Pacific Swimming Zone All Star Meet | |
| 1229 | Henry Busch | 38.79 | 10 | BB Min | A: 37.59 (+1.20s | 3.1%) | The Capitol Sea Devils | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 1230 | Cole Cadiz | 38.79 | 10 | BB Min | A: 37.59 (+1.20s | 3.1%) | North Coast Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 1231 | Ethan Baker | 38.79 | 10 | BB Min | A: 37.59 (+1.20s | 3.1%) | Quest Swimming | 11/15/2025 | 2025 WAC Fall Classic | |
| 1232 | Joseph Proffitt | 38.80 | 10 | BB Min | A: 37.59 (+1.21s | 3.1%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 1233 | Peter Pan | 38.80 | 9 | BB Min | A: 37.59 (+1.21s | 3.1%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 1234 | Chayton Zhou | 38.80 | 9 | BB Min | A: 37.59 (+1.21s | 3.1%) | Pleasanton Seahawks | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 1235 | Elliott Atwood | 38.81 | 10 | BB Min | A: 37.59 (+1.22s | 3.1%) | Chelsea Aquatic Club | 11/15/2025 | 2025 SAC Thanksgiving Classic ABC Meet | |
| 1236 | Sam Broadwater | 38.81 | 10 | BB Min | A: 37.59 (+1.22s | 3.1%) | Mako Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1237 | JD Jolly | 38.81 | 10 | BB Min | A: 37.59 (+1.22s | 3.1%) | Livonia Community Swim Club | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 1238 | Isaiah Siress | 38.82 | 10 | BB Min | A: 37.59 (+1.23s | 3.2%) | Tucson Ford Dealers Aquatics | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 1239 | Jayden Liu | 38.82 | 10 | BB Min | A: 37.59 (+1.23s | 3.2%) | Seattle Metropolitan Aquatic C | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 1240 | Mark Antonucci | 38.82 | 10 | BB Min | A: 37.59 (+1.23s | 3.2%) | Rhode Island Aquatic Club | 03/13/2026 | 2026 Shawmut NE Cup Championship | |
| 1241 | Adrian Pascu | 38.83 | 9 | BB Min | A: 37.59 (+1.24s | 3.2%) | Gold\\\\\\'s Aquatics Club (Camas) | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 1242 | Theodore Ream | 38.83 | 10 | BB Min | A: 37.59 (+1.24s | 3.2%) | SwimMAC Carolina | 01/23/2026 | 2026 NC SwimMAC Battle Of The Crown | |
| 1243 | Devin Schlapman | 38.83 | 10 | BB Min | A: 37.59 (+1.24s | 3.2%) | Huntsville Swim Association | 02/06/2026 | 2026 SES Region 3 Champions | |
| 1244 | Wyatt Baker | 38.83 | 9 | BB Min | A: 37.59 (+1.24s | 3.2%) | Kentridge | 01/10/2026 | 2026 Kentridge High School Invitational Obse | |
| 1245 | Boris Petrov | 38.83 | 10 | BB Min | A: 37.59 (+1.24s | 3.2%) | Patriot Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 1246 | Camden Butters | 38.84 | 10 | BB Min | A: 37.59 (+1.25s | 3.2%) | YMCA of Coastal Carolina Hurri | 03/19/2026 | 2026 USRY Short Course Champs | |
| 1247 | Jayden Ren | 38.84 | 10 | BB Min | A: 37.59 (+1.25s | 3.2%) | Tri-Y Swim Club | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 1248 | Neo Perera | 38.84 | 10 | BB Min | A: 37.59 (+1.25s | 3.2%) | Los Altos Mountain View Aquati | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 1249 | Daniel Perekotiy | 38.85 | 9 | BB Min | A: 37.59 (+1.26s | 3.2%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 1250 | Evan Liu | 38.85 | 10 | BB Min | A: 37.59 (+1.26s | 3.2%) | Flying Fish Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
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.