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South Dakota Swimming Boys 10 & under - 100 Y Back

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 Gavin Mahrous 1:15.05 9 AA Min AAA: 1:12.49 (+2.56s | 3.4%) Sioux Falls Swim Team 01/02/2026 SFST Intrasquad 1 2 26
50 Back
36.01
36.01
100 Back
39.04
1:15.05
100 Back
1:15.05
2 Lawson Kroon 1:19.43 9 A Min AA: 1:16.09 (+3.34s | 4.2%) Pierre Swim Team 01/30/2026 2026 SD Capital City Qualifier
50 Back
38.84
38.84
100 Back
40.59
1:19.43
100 Back
1:19.43
3 Ashton VanKeulen 1:19.78 10 BB Min A: 1:19.59 (+0.19s | 0.2%) Sioux Falls Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
39.51
39.51
100 Back
40.27
1:19.78
100 Back
1:19.78
4 Dylan Myers 1:23.16 10 BB Min A: 1:19.59 (+3.57s | 4.3%) Black Hills Gold Swimming 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
39.74
39.74
100 Back
43.42
1:23.16
100 Back
1:23.16
5 Marcus Pass 1:23.52 9 BB Min A: 1:19.59 (+3.93s | 4.7%) Sioux Falls Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
40.06
40.06
100 Back
43.46
1:23.52
100 Back
1:23.52
6 Bentley Frost 1:24.05 10 BB Min A: 1:19.59 (+4.46s | 5.3%) Pierre Swim Team 11/08/2025 2025 SD Pierre Invitational
50 Back
41.77
41.77
100 Back
42.28
1:24.05
100 Back
1:24.05
7 Connor Dudley 1:24.90 10 BB Min A: 1:19.59 (+5.31s | 6.3%) Madison Swim Club Inc. 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
41.09
41.09
100 Back
43.81
1:24.90
100 Back
1:24.90
8 Quentyn Boerboom 1:24.94 10 BB Min A: 1:19.59 (+5.35s | 6.3%) Southwest Swim Club 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
41.74
41.74
100 Back
43.20
1:24.94
100 Back
1:24.94
9 John Umiker 1:25.50 10 BB Min A: 1:19.59 (+5.91s | 6.9%) Pierre Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
42.16
42.16
100 Back
43.34
1:25.50
100 Back
1:25.50
10 Briggs North 1:27.05 10 BB Min A: 1:19.59 (+7.46s | 8.6%) Aberdeen Swim Club 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
43.31
43.31
100 Back
43.74
1:27.05
100 Back
1:27.05
11 Isaac Sabers 1:27.33 10 BB Min A: 1:19.59 (+7.74s | 8.9%) Sioux Falls Swim Team 02/21/2025 2025 12 U Short Course State A Championship
50 Back
41.91
41.91
100 Back
45.42
1:27.33
100 Back
1:27.33
12 Samuel Hoftiezer 1:29.58 8 BB Min A: 1:19.59 (+9.99s | 11.2%) Watertown Area Swim Club 05/30/2026 2026 Too Cool For The Pool
50 Back
43.59
43.59
100 Back
45.99
1:29.58
100 Back
1:29.58
13 Owen King 1:30.02 10 BB Min A: 1:19.59 (+10.43s | 11.6%) Rushmore Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
44.61
44.61
100 Back
45.41
1:30.02
100 Back
1:30.02
14 Hudson Rausch 1:32.48 9 B Min BB: 1:30.09 (+2.39s | 2.6%) Brookings Swim Club 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
45.80
45.80
100 Back
46.67
1:32.47
100 Back
1:32.47
15 Finn Reimers 1:33.48 10 B Min BB: 1:30.09 (+3.39s | 3.6%) Pierre Swim Team 01/30/2026 2026 SD Capital City Qualifier
50 Back
45.87
45.87
100 Back
47.61
1:33.48
100 Back
1:33.48
16 Owen Hoots 1:33.83 9 B Min BB: 1:30.09 (+3.74s | 4.0%) Watertown Area Swim Club 05/30/2026 2026 Too Cool For The Pool
50 Back
46.74
46.74
100 Back
47.09
1:33.83
100 Back
1:33.83
17 Jordy Walder 1:35.11 10 B Min BB: 1:30.09 (+5.02s | 5.3%) Dakota Riptide 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
45.43
45.43
100 Back
49.68
1:35.11
100 Back
1:35.11
18 Ryker Mahowald 1:35.68 10 B Min BB: 1:30.09 (+5.59s | 5.8%) Vermillion Area Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
47.45
47.45
100 Back
48.23
1:35.68
100 Back
1:35.68
19 Adam Oorlog 1:36.06 10 B Min BB: 1:30.09 (+5.97s | 6.2%) Brookings Swim Club 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
47.89
47.89
100 Back
48.17
1:36.06
100 Back
1:36.06
20 Franklin Vesely 1:37.01 9 B Min BB: 1:30.09 (+6.92s | 7.1%) Rushmore Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
46.92
46.92
100 Back
50.09
1:37.01
100 Back
1:37.01
21 Evan Morehouse 1:39.17 10 B Min BB: 1:30.09 (+9.08s | 9.2%) Brookings Swim Club 12/05/2025 2025 Candy Cane Swim Meet
50 Back
49.95
49.95
100 Back
49.22
1:39.17
100 Back
1:39.17
22 Layton Boots 1:39.87 8 B Min BB: 1:30.09 (+9.78s | 9.8%) Sioux Falls Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
48.43
48.43
100 Back
51.44
1:39.87
100 Back
1:39.87
23 Austin Headley 1:40.44 10 B Min BB: 1:30.09 (+10.35s | 10.3%) Sioux Falls Swim Team 11/15/2025 2025 SD YST Charity Invite
50 Back
48.09
48.09
100 Back
52.35
1:40.44
100 Back
1:40.44
24 Michael Callahan 1:40.57 10 B Min BB: 1:30.09 (+10.48s | 10.4%) Sioux Falls Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
47.09
47.09
100 Back
53.48
1:40.57
100 Back
1:40.57
25 Ethan Ulmer 1:41.76 10 B: 1:40.69 (+1.07s | 1.1%) Black Hills Gold Swimming 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
47.91
47.91
100 Back
53.85
1:41.76
100 Back
1:41.76
26 Bennett Kessler 1:42.35 10 B: 1:40.69 (+1.66s | 1.6%) Brookings Swim Club 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
48.06
48.06
100 Back
54.29
1:42.35
100 Back
1:42.35
27 Greyson Fritz 1:43.06 10 B: 1:40.69 (+2.37s | 2.3%) Watertown Area Swim Club 02/06/2026 2026 Qualifying Meet
50 Back
51.17
51.17
100 Back
51.89
1:43.06
100 Back
1:43.06
28 Flynn Erickson 1:43.84 7 B: 1:40.69 (+3.15s | 3.0%) Watertown Area Swim Club 02/06/2026 2026 Qualifying Meet
50 Back
47.53
47.53
100 Back
56.31
1:43.84
100 Back
1:43.84
29 Emmett Fredericksen 1:44.61 9 B: 1:40.69 (+3.92s | 3.7%) Sioux Falls Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
49.79
49.79
100 Back
54.82
1:44.61
100 Back
1:44.61
30 Rowan Otis 1:46.56 9 B: 1:40.69 (+5.87s | 5.5%) Sioux Falls Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
52.46
52.46
100 Back
54.10
1:46.56
100 Back
1:46.56
31 Gunnar Syverson 1:46.60 9 B: 1:40.69 (+5.91s | 5.5%) Sioux Falls Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
51.52
51.52
100 Back
55.08
1:46.60
100 Back
1:46.60
32 Patrick Velgersdyk 1:47.43 10 B: 1:40.69 (+6.74s | 6.3%) Sioux Falls Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Back
51.27
51.27
100 Back
56.16
1:47.43
100 Back
1:47.43
33 David Peterson 1:48.41 10 B: 1:40.69 (+7.72s | 7.1%) Brookings Swim Club 01/17/2026 2026 Optimist High Point Meet
50 Back
51.46
51.46
100 Back
56.95
1:48.41
100 Back
1:48.41
34 Andrii Paliienko 1:48.84 10 B: 1:40.69 (+8.15s | 7.5%) Sioux Falls Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
52.93
52.93
100 Back
55.91
1:48.84
100 Back
1:48.84
35 Lane Hutmacher 1:49.72 10 B: 1:40.69 (+9.03s | 8.2%) Watertown Area Swim Club 01/11/2025 2025 SD Optimist High Point Meet
50 Back
51.92
51.92
100 Back
57.80
1:49.72
100 Back
1:49.72
36 Camden Evenson 1:50.14 10 B: 1:40.69 (+9.45s | 8.6%) Aberdeen Swim Club 01/03/2026 2026 SD ASC Winter High Point
25 Back
24.84
24.84
50 Back
29.53
54.37
50 Back
54.37
75 Back
29.17
1:23.54
100 Back
26.60
1:50.14
50 Back
55.77
37 Bentley Lenhart 1:50.64 8 B: 1:40.69 (+9.95s | 9.0%) Brookings Swim Club 05/30/2026 2026 Too Cool For The Pool
50 Back
54.43
54.43
100 Back
56.21
1:50.64
100 Back
1:50.64
38 Jonah Thorson 1:52.81 8 B: 1:40.69 (+12.12s | 10.7%) Watertown Area Swim Club 05/30/2026 2026 Too Cool For The Pool
50 Back
55.05
55.05
100 Back
57.76
1:52.81
100 Back
1:52.81
39 Everett Ham 1:53.27 10 B: 1:40.69 (+12.58s | 11.1%) Sioux Falls Swim Team 10/25/2025 SD SFST Swim Series Meet #2
50 Back
56.61
56.61
100 Back
56.66
1:53.27
100 Back
1:53.27
40 Jeremiah Manning 1:53.51 10 B: 1:40.69 (+12.82s | 11.3%) Sioux Falls Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
54.05
54.05
100 Back
59.46
1:53.51
100 Back
1:53.51
41 Owen Richards 1:54.22 10 B: 1:40.69 (+13.53s | 11.8%) Pierre Swim Team 02/13/2026 2026 SD Short Course Rising Stars
50 Back
53.80
53.80
100 Back
1:00.42
1:54.22
100 Back
1:54.22
42 Reed Davis 1:54.42 8 B: 1:40.69 (+13.73s | 12.0%) Dakota Riptide 01/17/2026 2026 SD TIDE SPRINT INVITE
50 Back
52.55
52.55
100 Back
1:01.87
1:54.42
100 Back
1:54.42
43 Jackson Bisson 1:55.07 10 B: 1:40.69 (+14.38s | 12.5%) Brookings Swim Club 12/13/2025 VAST Winter Invitational
50 Back
56.59
56.59
100 Back
58.48
1:55.07
100 Back
1:55.07
44 Brooks Melmer 1:55.14 8 B: 1:40.69 (+14.45s | 12.5%) Watertown Area Swim Club 12/05/2025 2025 Candy Cane Swim Meet
50 Back
56.00
56.00
100 Back
59.14
1:55.14
100 Back
1:55.14
45 Theodore Jensen 1:56.04 9 B: 1:40.69 (+15.35s | 13.2%) Pierre Swim Team 11/08/2025 2025 SD Pierre Invitational
50 Back
53.21
53.21
100 Back
1:02.83
1:56.04
100 Back
1:56.04
46 Henry Ludwig 1:56.18 10 B: 1:40.69 (+15.49s | 13.3%) Pierre Swim Team 01/30/2026 2026 SD Capital City Qualifier
50 Back
54.91
54.91
100 Back
1:01.27
1:56.18
100 Back
1:56.18
47 Theodore Hall 1:56.29 9 B: 1:40.69 (+15.60s | 13.4%) Sioux Falls Swim Team 01/02/2026 SFST Intrasquad 1 2 26
50 Back
55.90
55.90
100 Back
1:00.39
1:56.29
100 Back
1:56.29
48 Jonathan Fosheim 1:56.34 10 B: 1:40.69 (+15.65s | 13.5%) Webster Swim Team 07/10/2025 2025 Milbank Swim Meet
50 Back
55.82
55.82
100 Back
1:00.52
1:56.34
100 Back
1:56.34
49 Kellen Lambrechts 1:57.21 9 B: 1:40.69 (+16.52s | 14.1%) Watertown Area Swim Club 05/30/2026 2026 Too Cool For The Pool
50 Back
56.52
56.52
100 Back
1:00.69
1:57.21
100 Back
1:57.21
50 Emiliano Reyes 1:58.72 9 B: 1:40.69 (+18.03s | 15.2%) Sioux Falls Swim Team 01/23/2026 SFST SD 2026 January Invite
50 Back
57.35
57.35
100 Back
1:01.37
1:58.72
100 Back
1:58.72

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.