Central Zone Zone Boys 10 & under - 50 Y Back
These rankings show the swimmers' placement within their Zone.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Leo Mercier | 38.33 | 10 | BB Min | A: 37.59 (+0.74s | 1.9%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 152 | Jack Judkins | 38.34 | 10 | BB Min | A: 37.59 (+0.75s | 2.0%) | Swim Gators Str | 01/31/2026 | 2026 Guppy Bowl | |
| 153 | Daniel Guo | 38.38 | 10 | BB Min | A: 37.59 (+0.79s | 2.1%) | Riptide Swim Team | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 154 | William Pietras | 38.41 | 10 | BB Min | A: 37.59 (+0.82s | 2.1%) | Great Lakes Tritons | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 155 | Henry Sutton | 38.41 | 10 | BB Min | A: 37.59 (+0.82s | 2.1%) | Fort Meigs YMCA Stingrays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 156 | Michael Campbell | 38.46 | 9 | BB Min | A: 37.59 (+0.87s | 2.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 157 | Marcello Rinaldi | 38.48 | 10 | BB Min | A: 37.59 (+0.89s | 2.3%) | Minnetonka Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 158 | Benjamin Idziak | 38.52 | 9 | BB Min | A: 37.59 (+0.93s | 2.4%) | Livonia Community Swim Club | 01/31/2026 | 2026 Guppy Bowl | |
| 159 | Grant Ley | 38.54 | 9 | BB Min | A: 37.59 (+0.95s | 2.5%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 160 | Cameron Wright | 38.54 | 10 | BB Min | A: 37.59 (+0.95s | 2.5%) | Edina Swim Club | 01/09/2026 | 2026 MN FOXJ Winter Classic | |
| 161 | Quinn Cobb | 38.55 | 10 | BB Min | A: 37.59 (+0.96s | 2.5%) | Foxjets Swim Team | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 162 | Dylan Myers | 38.55 | 10 | BB Min | A: 37.59 (+0.96s | 2.5%) | Black Hills Gold Swimming | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 163 | Simon Becker | 38.56 | 10 | BB Min | A: 37.59 (+0.97s | 2.5%) | Csp Tideriders | 02/27/2026 | Ozark Division I Championship | |
| 164 | Zachary Anderson | 38.60 | 9 | BB Min | A: 37.59 (+1.01s | 2.6%) | Razor Aquatics | 05/22/2026 | 2026 ISCA National Diversity Swim Champ | |
| 165 | Judah Moss | 38.62 | 10 | BB Min | A: 37.59 (+1.03s | 2.7%) | Grand Rapids Aquatics | 11/15/2025 | 2025 GR Gales Of November Open Invitational | |
| 166 | Avery Gropp | 38.63 | 10 | BB Min | A: 37.59 (+1.04s | 2.7%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 167 | Henry Astry | 38.67 | 8 | BB Min | A: 37.59 (+1.08s | 2.8%) | West Express Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 168 | Jayden Lai | 38.68 | 9 | BB Min | A: 37.59 (+1.09s | 2.8%) | Csp Tideriders | 02/27/2026 | Ozark Division I Championship | |
| 169 | Isaac Waltuch | 38.71 | 10 | BB Min | A: 37.59 (+1.12s | 2.9%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 170 | Jimmie Jones | 38.71 | 9 | BB Min | A: 37.59 (+1.12s | 2.9%) | Razor Aquatics | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 171 | 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 | |
| 172 | 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 | |
| 173 | Christian Matyja | 38.77 | 10 | BB Min | A: 37.59 (+1.18s | 3.0%) | Utica Shelby Swim Club | 02/27/2026 | 2026 Junior Cup | |
| 174 | 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 | |
| 175 | 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 | |
| 176 | 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 | |
| 177 | Emmett Olsen | 38.88 | 9 | BB Min | A: 37.59 (+1.29s | 3.3%) | Edina Swim Club | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 178 | Jack Baker | 38.94 | 8 | BB Min | A: 37.59 (+1.35s | 3.5%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 179 | Max Frelek | 38.99 | 10 | BB Min | A: 37.59 (+1.40s | 3.6%) | Mason Manta Rays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 180 | Schuyler Carry | 39.02 | 9 | BB Min | A: 37.59 (+1.43s | 3.7%) | Aquajets Swim Team | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 181 | Jack Rissman | 39.03 | 9 | BB Min | A: 37.59 (+1.44s | 3.7%) | Edina Swim Club | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 182 | Sawyer Ranz | 39.05 | 9 | BB Min | A: 37.59 (+1.46s | 3.7%) | Seahawks Swim club | 02/27/2026 | Ozark Division I Championship | |
| 183 | Joshua Thompson | 39.07 | 10 | BB Min | A: 37.59 (+1.48s | 3.8%) | Buckeye Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 184 | Noah Millward | 39.11 | 9 | BB Min | A: 37.59 (+1.52s | 3.9%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 185 | Arlo Nagy | 39.13 | 9 | BB Min | A: 37.59 (+1.54s | 3.9%) | Minnetonka Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 186 | David Staperfenne | 39.14 | 10 | BB Min | A: 37.59 (+1.55s | 4.0%) | Grosse Pointe Gators | 02/28/2026 | 2026 Last Chance Meet | |
| 187 | William Cao | 39.15 | 9 | BB Min | A: 37.59 (+1.56s | 4.0%) | Great Lakes Sailfish Swimming | 03/12/2026 | 2026 OH SC Junior Championships | |
| 188 | Richmond Inger | 39.18 | 10 | BB Min | A: 37.59 (+1.59s | 4.1%) | Grosse Pointe Gators | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 189 | Gabe Dietrich | 39.18 | 9 | BB Min | A: 37.59 (+1.59s | 4.1%) | Greater Toledo Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 190 | Rowan Womack | 39.18 | 10 | BB Min | A: 37.59 (+1.59s | 4.1%) | Greater Toledo Aquatic Club | 02/19/2026 | 2026 OH SOS SC Regional Championships | |
| 191 | Beckett Macmillan | 39.25 | 10 | BB Min | A: 37.59 (+1.66s | 4.2%) | Oly Swimming | 01/10/2026 | 2026 PA Invite | |
| 192 | Brian Lin | 39.26 | 10 | BB Min | A: 37.59 (+1.67s | 4.3%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 193 | Bennett Brunow | 39.26 | 9 | BB Min | A: 37.59 (+1.67s | 4.3%) | Findlay YMCA Frogs | 03/12/2026 | 2026 OH SC Junior Championships | |
| 194 | Joseph Gallagher | 39.27 | 10 | BB Min | A: 37.59 (+1.68s | 4.3%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 195 | Kingston Smith | 39.28 | 10 | BB Min | A: 37.59 (+1.69s | 4.3%) | Parkway-Rockwood Gateway Swim | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 196 | Duncan Kirby | 39.29 | 9 | BB Min | A: 37.59 (+1.70s | 4.3%) | Fort Meigs YMCA Stingrays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 197 | William Martzke | 39.30 | 10 | BB Min | A: 37.59 (+1.71s | 4.4%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/16/2026 | 2026 Odd Age Classic | |
| 198 | Declan Bahr | 39.31 | 10 | BB Min | A: 37.59 (+1.72s | 4.4%) | Hurricane Penguins Swim Club | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 199 | Connor Kimener | 39.33 | 10 | BB Min | A: 37.59 (+1.74s | 4.4%) | Cincinnati Marlins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 200 | Nolan Stevens | 39.34 | 10 | BB Min | A: 37.59 (+1.75s | 4.4%) | Mason Manta Rays | 03/12/2026 | 2026 OH SC Junior Championships | |
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.