South Dakota Swimming Boys 10 & under - 50 Y Breast
These rankings show the swimmers' placement within their Local Swimming Committee (LSC).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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Logan Smith | 36.33 | 10 | AAAA Min | Aberdeen Swim Club | 02/06/2026 | 2026 Qualifying Meet | ||
| 2 | Gavin Mahrous | 41.03 | 9 | A Min | AA: 40.19 (+0.84s | 2.0%) | Sioux Falls Swim Team | 01/23/2026 | SFST SD 2026 January Invite | |
| 3 | 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 | |
| 4 | Lukas Bergman | 44.37 | 9 | BB Min | A: 42.09 (+2.28s | 5.1%) | Rushmore Swim Team | 11/08/2025 | 2025 SD Pierre Invitational | |
| 5 | Lawson Kroon | 44.69 | 9 | BB Min | A: 42.09 (+2.60s | 5.8%) | Pierre Swim Team | 01/30/2026 | 2026 SD Capital City Qualifier | |
| 6 | Bentley Frost | 46.29 | 9 | BB Min | A: 42.09 (+4.20s | 9.1%) | Pierre Swim Team | 11/08/2025 | 2025 SD Pierre Invitational | |
| 7 | Ashton VanKeulen | 46.52 | 9 | BB Min | A: 42.09 (+4.43s | 9.5%) | Sioux Falls Swim Team | 02/06/2026 | 2026 Qualifying Meet | |
| 8 | Jason Johnston | 46.72 | 9 | BB Min | A: 42.09 (+4.63s | 9.9%) | Aberdeen Swim Club | 10/18/2025 | 2025 SD Spooktacular Intrasquad | |
| 9 | John Umiker | 47.74 | 9 | B Min | BB: 47.69 (+0.05s | 0.1%) | Pierre Swim Team | 01/30/2026 | 2026 SD Capital City Qualifier | |
| 10 | Quentyn Boerboom | 48.41 | 10 | B Min | BB: 47.69 (+0.72s | 1.5%) | Southwest Swim Club | 01/23/2026 | SFST SD 2026 January Invite | |
| 11 | Lane Hutmacher | 48.61 | 9 | B Min | BB: 47.69 (+0.92s | 1.9%) | Watertown Area Swim Club | 02/21/2025 | 2025 12 U Short Course State A Championship | |
| 12 | Finn Reimers | 48.98 | 10 | B Min | BB: 47.69 (+1.29s | 2.6%) | Pierre Swim Team | 01/30/2026 | 2026 SD Capital City Qualifier | |
| 13 | Ryker Mahowald | 49.00 | 10 | B Min | BB: 47.69 (+1.31s | 2.7%) | Vermillion Area Swim Team | 11/15/2025 | 2025 SD YST Charity Invite | |
| 14 | Trent Dekker | 49.15 | 10 | B Min | BB: 47.69 (+1.46s | 3.0%) | Tri-State Swim Team | 12/05/2025 | 2025 Candy Cane Swim Meet | |
| 15 | Jackson Bisson | 49.25 | 10 | B Min | BB: 47.69 (+1.56s | 3.2%) | Brookings Swim Club | 12/13/2025 | VAST Winter Invitational | |
| 16 | Isaac Sabers | 49.87 | 9 | B Min | BB: 47.69 (+2.18s | 4.4%) | Sioux Falls Swim Team | 02/21/2025 | 2025 12 U Short Course State A Championship | |
| 17 | Evan Morehouse | 50.43 | 9 | B Min | BB: 47.69 (+2.74s | 5.4%) | Brookings Swim Club | 01/23/2026 | SFST SD 2026 January Invite | |
| 18 | Jordy Walder | 50.91 | 10 | B Min | BB: 47.69 (+3.22s | 6.3%) | Dakota Riptide | 01/17/2026 | 2026 SD TIDE SPRINT INVITE | |
| 19 | Owen King | 51.02 | 9 | B Min | BB: 47.69 (+3.33s | 6.5%) | Rushmore Swim Team | 01/30/2026 | 2026 SD Capital City Qualifier | |
| 20 | Jackson Thum | 51.46 | 10 | B Min | BB: 47.69 (+3.77s | 7.3%) | Sioux Falls Swim Team | 01/02/2026 | SFST Intrasquad 1 2 26 | |
| 21 | Connor Dudley | 51.47 | 9 | B Min | BB: 47.69 (+3.78s | 7.3%) | Madison Swim Club Inc. | 02/06/2026 | 2026 Qualifying Meet | |
| 22 | Maxwell Schleusner | 51.92 | 9 | B Min | BB: 47.69 (+4.23s | 8.1%) | Watertown Area Swim Club | 02/06/2026 | 2026 Qualifying Meet | |
| 23 | Owen Hoots | 51.99 | 8 | B Min | BB: 47.69 (+4.30s | 8.3%) | Watertown Area Swim Club | 01/17/2026 | 2026 Optimist High Point Meet | |
| 24 | Anton Todd | 52.02 | 10 | B Min | BB: 47.69 (+4.33s | 8.3%) | Pierre Swim Team | 01/30/2026 | 2026 SD Capital City Qualifier | |
| 25 | Michael Callahan | 52.17 | 10 | B Min | BB: 47.69 (+4.48s | 8.6%) | Sioux Falls Swim Team | 01/02/2026 | SFST Intrasquad 1 2 26 | |
| 26 | Austin Headley | 53.15 | 9 | B Min | BB: 47.69 (+5.46s | 10.3%) | Sioux Falls Swim Team | 11/15/2025 | 2025 SD YST Charity Invite | |
| 27 | Nolan Hunter | 53.62 | 9 | B: 53.39 (+0.23s | 0.4%) | Rushmore Swim Team | 01/30/2026 | 2026 SD Capital City Qualifier | ||
| 28 | Greyson Fraser | 54.45 | 10 | B: 53.39 (+1.06s | 1.9%) | Dakota Riptide | 02/06/2026 | 2026 Qualifying Meet | ||
| 29 | Evan Zuercher | 54.83 | 10 | B: 53.39 (+1.44s | 2.6%) | Sioux Falls Swim Team | 12/13/2025 | VAST Winter Invitational | ||
| 30 | Landon Hoots | 54.99 | 9 | B: 53.39 (+1.60s | 2.9%) | Watertown Area Swim Club | 02/21/2025 | 2025 12 U Short Course State A Championship | ||
| 31 | Alexander McMahon | 55.33 | 10 | B: 53.39 (+1.94s | 3.5%) | Watertown Area Swim Club | 12/05/2025 | 2025 Candy Cane Swim Meet | ||
| 32 | Nolan Heasley | 56.37 | 9 | B: 53.39 (+2.98s | 5.3%) | Pierre Swim Team | 01/25/2025 | 2025 SD Capital City Qualifier | ||
| 33 | Reed Ellingson | 56.50 | 10 | B: 53.39 (+3.11s | 5.5%) | Watertown Area Swim Club | 01/31/2026 | 2026 SD SSC Southwest Splash | ||
| 34 | Gabriel Ashton | 56.78 | 10 | B: 53.39 (+3.39s | 6.0%) | Sioux Falls Swim Team | 10/25/2025 | SD SFST Swim Series Meet #2 | ||
| 35 | Oliver Ollerton | 57.16 | 8 | B: 53.39 (+3.77s | 6.6%) | Sioux Falls Swim Team | 01/05/2024 | 2024 SD SFST January Jamboree 05Jan2024 Sioux Falls Swim Team | ||
| 36 | Reed Williams | 58.07 | 9 | B: 53.39 (+4.68s | 8.1%) | Black Hills Gold Swimming | 02/13/2026 | 2026 SD Short Course Rising Stars | ||
| 37 | Jeremiah Manning | 58.14 | 10 | B: 53.39 (+4.75s | 8.2%) | Sioux Falls Swim Team | 01/23/2026 | SFST SD 2026 January Invite | ||
| 38 | Samuel Hoftiezer | 58.29 | 8 | B: 53.39 (+4.90s | 8.4%) | Watertown Area Swim Club | 02/06/2026 | 2026 Qualifying Meet | ||
| 39 | Lee Kreutner | 58.30 | 8 | B: 53.39 (+4.91s | 8.4%) | Watertown Area Swim Club | 01/13/2024 | 2024 Optimist Swim Meet | ||
| 40 | Greyson Schafer | 58.53 | 10 | B: 53.39 (+5.14s | 8.8%) | Sioux Falls Swim Team | 01/23/2026 | SFST SD 2026 January Invite | ||
| 41 | Gunnar Jorgensen | 58.93 | 10 | B: 53.39 (+5.54s | 9.4%) | Vermillion Area Swim Team | 11/08/2025 | 2025 MW NYA Jenna Krivohlavek Memorial | ||
| 42 | William Olson | 58.99 | 8 | B: 53.39 (+5.60s | 9.5%) | Vermillion Area Swim Team | 11/08/2025 | 2025 MW NYA Jenna Krivohlavek Memorial | ||
| 43 | Kase Walker | 59.06 | 8 | B: 53.39 (+5.67s | 9.6%) | Black Hills Gold Swimming | 01/30/2026 | 2026 SD Capital City Qualifier | ||
| 44 | Greyson Fritz | 59.44 | 10 | B: 53.39 (+6.05s | 10.2%) | Watertown Area Swim Club | 01/31/2026 | 2026 SD SSC Southwest Splash | ||
| 45 | Patrick Velgersdyk | 59.82 | 10 | B: 53.39 (+6.43s | 10.7%) | Sioux Falls Swim Team | 01/02/2026 | SFST Intrasquad 1 2 26 | ||
| 46 | Henry Whalen | 59.89 | 9 | B: 53.39 (+6.50s | 10.9%) | Sioux Falls Swim Team | 01/02/2026 | SFST Intrasquad 1 2 26 | ||
| 47 | Adam Oorlog | 1:00.50 | 9 | B: 53.39 (+7.11s | 11.8%) | Brookings Swim Club | 12/05/2025 | 2025 Candy Cane Swim Meet | ||
| 48 | Christian King | 1:00.68 | 7 | B: 53.39 (+7.29s | 12.0%) | Aberdeen Swim Club | 02/07/2025 | 2025 SD Short Course B Championship | ||
| 49 | Briggs North | 1:01.04 | 10 | B: 53.39 (+7.65s | 12.5%) | Aberdeen Swim Club | 10/18/2025 | 2025 SD Spooktacular Intrasquad | ||
| 50 | Alexander Marker | 1:01.10 | 8 | B: 53.39 (+7.71s | 12.6%) | Brookings Swim Club | 01/11/2025 | 2025 SD Optimist High Point 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.