Central Zone Zone Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | John Nguyen | 42.14 | 11 | BB Min | A: 42.09 (+0.05s | 0.1%) | Byron Center Aquatics | 01/17/2026 | MLA 2026 Big Lake Invite | |
| 52 | Luke Ivens-Brown | 42.17 | 9 | BB Min | A: 42.09 (+0.08s | 0.2%) | Atlantis Swimming | 02/01/2026 | February Closed Invite | |
| 53 | Jack Baker | 42.26 | 8 | BB Min | A: 42.09 (+0.17s | 0.4%) | Egra Waves | 02/07/2026 | 2026 Grand Rapids Open | |
| 54 | Theodore Hovord | 42.38 | 10 | BB Min | A: 42.09 (+0.29s | 0.7%) | Club Wolverine | 01/16/2026 | SLA Arctic Blast 2026 | |
| 55 | Noah Bello | 42.40 | 10 | BB Min | A: 42.09 (+0.31s | 0.7%) | Riverview Buccaneers Swim Team | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 56 | Henry Berens | 42.40 | 10 | BB Min | A: 42.09 (+0.31s | 0.7%) | South East Metro Sharks | 02/07/2026 | 2026 MN PRNH Winter Whiteout | |
| 57 | Darren Schmidt | 42.45 | 10 | BB Min | A: 42.09 (+0.36s | 0.8%) | Riptide Swim Team | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 58 | Tarik Bukvic | 42.46 | 11 | BB Min | A: 42.09 (+0.37s | 0.9%) | Byron Center Aquatics | 01/17/2026 | MLA 2026 Big Lake Invite | |
| 59 | Jimmie Jones | 42.55 | 9 | BB Min | A: 42.09 (+0.46s | 1.1%) | Razor Aquatics | 01/16/2026 | SLA Arctic Blast 2026 | |
| 60 | Oliver Monroe | 42.57 | 10 | BB Min | A: 42.09 (+0.48s | 1.1%) | Royal Swimming | 01/31/2026 | 2026 Guppy Bowl | |
| 61 | Winston Du | 42.60 | 10 | BB Min | A: 42.09 (+0.51s | 1.2%) | Aquajets Swim Team | 02/07/2026 | 2026 MN AQJT February Invite | |
| 62 | William Martzke | 42.61 | 10 | BB Min | A: 42.09 (+0.52s | 1.2%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/17/2025 | 2025 OLY Fall Classic | |
| 63 | Harrison Carr | 42.63 | 10 | BB Min | A: 42.09 (+0.54s | 1.3%) | Aquajets Swim Team | 11/08/2025 | 2025 MN WOLF HOWL AT THE MOON INVITE | |
| 64 | Jake Brown | 42.70 | 10 | BB Min | A: 42.09 (+0.61s | 1.4%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/13/2026 | 2026 Showdown In Motown | |
| 65 | Crosby Coleman | 42.71 | 10 | BB Min | A: 42.09 (+0.62s | 1.5%) | Rochester Swim Club | 11/08/2025 | 2025 MN WOLF HOWL AT THE MOON INVITE | |
| 66 | Grayson Sanchez | 42.78 | 10 | BB Min | A: 42.09 (+0.69s | 1.6%) | Oly Swimming | 02/06/2026 | 2026 Michigan Open | |
| 67 | William Martzke | 42.80 | 10 | BB Min | A: 42.09 (+0.71s | 1.7%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/16/2026 | 2026 Odd Age Classic | |
| 68 | Daithi McVeigh | 42.85 | 10 | BB Min | A: 42.09 (+0.76s | 1.8%) | North Star Swim Team | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 69 | Hunter Perfect | 42.88 | 9 | BB Min | A: 42.09 (+0.79s | 1.8%) | River Falls Swim Club | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 70 | Frederick Jackson | 42.99 | 10 | BB Min | A: 42.09 (+0.90s | 2.1%) | Royal Swimming | 01/31/2026 | 2026 Guppy Bowl | |
| 71 | Luke VanWoerkom | 43.10 | 9 | BB Min | A: 42.09 (+1.01s | 2.3%) | Byron Center Aquatics | 02/07/2026 | 2026 Grand Rapids Open | |
| 72 | Ethan Han | 43.14 | 10 | BB Min | A: 42.09 (+1.05s | 2.4%) | South East Metro Sharks | 12/14/2025 | 2025 MN SEMS Frosty Fins Invite | |
| 73 | Luke Rowan | 43.18 | 10 | BB Min | A: 42.09 (+1.09s | 2.5%) | Unattached | 01/09/2026 | 2026 IA Midwest All Stars 09Jan2026 Midwestern | |
| 74 | Nathan Selinger | 43.20 | 10 | BB Min | A: 42.09 (+1.11s | 2.6%) | Minnetonka Swim Club | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 75 | Chase Chang | 43.24 | 10 | BB Min | A: 42.09 (+1.15s | 2.7%) | Northern Lights Swimming Assoc | 01/24/2026 | 2026 MN DRGN Fire And Ice Invite | |
| 76 | Marcus Pass | 43.24 | 9 | BB Min | A: 42.09 (+1.15s | 2.7%) | Sioux Falls Swim Team | 10/25/2025 | SD SFST Swim Series Meet #2 | |
| 77 | James Verner | 43.35 | 10 | BB Min | A: 42.09 (+1.26s | 2.9%) | Riptide Swim Team | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 78 | Mack Maiser | 43.50 | 10 | BB Min | A: 42.09 (+1.41s | 3.2%) | Edina Swim Club | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 79 | Michael Volvatch | 43.52 | 10 | BB Min | A: 42.09 (+1.43s | 3.3%) | Riptide Swim Team | 11/08/2025 | 2025 MN WOLF HOWL AT THE MOON INVITE | |
| 80 | Liam Schnobrich | 43.65 | 10 | BB Min | A: 42.09 (+1.56s | 3.6%) | St Croix Swim Club | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 81 | Lucas Kiesgen | 43.67 | 11 | BB Min | A: 42.09 (+1.58s | 3.6%) | Swim Gators Str | 02/06/2026 | 2026 Michigan Open | |
| 82 | Liam Benson | 43.78 | 10 | BB Min | A: 42.09 (+1.69s | 3.9%) | Sea Devils | 01/10/2026 | 2026 MN MONC New Years Invite | |
| 83 | Michael Levell | 43.96 | 10 | BB Min | A: 42.09 (+1.87s | 4.3%) | Brownell Talbot | 01/21/2026 | BLCK MW BT Sprint Night Meet #3 | |
| 84 | Michael Campbell | 43.96 | 9 | BB Min | A: 42.09 (+1.87s | 4.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/01/2026 | February Closed Invite | |
| 85 | David Staperfenne | 43.96 | 10 | BB Min | A: 42.09 (+1.87s | 4.3%) | Grosse Pointe Gators | 10/18/2025 | Romp In The Swamp Knockout Edition | |
| 86 | Ryder Stirling | 43.96 | 10 | BB Min | A: 42.09 (+1.87s | 4.3%) | West Ottawa Swim Club | 02/14/2026 | 2026 WMSL Winter A Championship | |
| 87 | Jacob Petroske | 44.03 | 10 | BB Min | A: 42.09 (+1.94s | 4.4%) | Great Lakes Tritons | 01/16/2026 | 2026 Odd Age Classic | |
| 88 | William Martzke | 44.11 | 10 | BB Min | A: 42.09 (+2.02s | 4.6%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 89 | Lochlan Kelly | 44.12 | 10 | BB Min | A: 42.09 (+2.03s | 4.6%) | Tuna Swim Club | 01/24/2026 | 2026 MN Tuna Frozen Festival | |
| 90 | Marcello Rinaldi | 44.16 | 10 | BB Min | A: 42.09 (+2.07s | 4.7%) | Minnetonka Swim Club | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 91 | Jameson Knesek | 44.17 | 10 | BB Min | A: 42.09 (+2.08s | 4.7%) | Supernova Swim Team | 02/14/2026 | 2026 Best ValenTimes Meet | |
| 92 | George Howe | 44.25 | 9 | BB Min | A: 42.09 (+2.16s | 4.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/31/2026 | 2026 Guppy Bowl | |
| 93 | Sebastien Gallant | 44.29 | 10 | BB Min | A: 42.09 (+2.20s | 5.0%) | Tuna Swim Club | 11/22/2025 | 2025 MN HTSC Harvest Classic | |
| 94 | Lukas Bergman | 44.37 | 9 | BB Min | A: 42.09 (+2.28s | 5.1%) | Rushmore Swim Team | 11/08/2025 | 2025 SD Pierre Invitational | |
| 95 | Ibrahim Ghanem | 44.38 | 9 | BB Min | A: 42.09 (+2.29s | 5.2%) | Romulus Torpedoes Swim Club | 01/31/2026 | 2026 Guppy Bowl | |
| 96 | Dax Wagner | 44.40 | 10 | BB Min | A: 42.09 (+2.31s | 5.2%) | Motor City Aquatics | 01/31/2026 | 2026 Guppy Bowl | |
| 97 | Ryu Ishibashi | 44.42 | 10 | BB Min | A: 42.09 (+2.33s | 5.2%) | Novi Sturgeons | 01/10/2026 | 2026 PA Invite | |
| 98 | William Martzke | 44.44 | 10 | BB Min | A: 42.09 (+2.35s | 5.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 99 | Elliott Lesnau | 44.50 | 10 | BB Min | A: 42.09 (+2.41s | 5.4%) | Plymouth Canton Cruisers | 01/16/2026 | SLA Arctic Blast 2026 | |
| 100 | Oliver Gurtowsky | 44.52 | 10 | BB Min | A: 42.09 (+2.43s | 5.5%) | Dexter Community Aquatic Club | 02/14/2026 | 2026 Best ValenTimes Meet | |
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.