Lydia Kroon

Age: 12 years old
Age Category: 11-12
Team: Pierre Swim Team | South Dakota Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Pierre Swim Team South Dakota Swimming Central Zone USA
Free 50 Y 30.90 12 11/08/2025 BB A: 29.29 (+1.61s | 5.2%) 2 32 615 1,000+
Free 100 Y 1:07.23 12 01/30/2026 BB A: 1:03.99 (+3.24s | 4.8%) 2 17 470 1,000+
50 Free
32.15
32.15
100 Free
35.07
1:07.23
100 Free
1:07.23
Free 200 Y 2:26.36 12 11/08/2025 BB A: 2:19.29 (+7.07s | 4.8%) 2 16 329 1,000+
50 Free
31.85
31.85
100 Free
37.61
1:09.46
100 Free
1:09.46
150 Free
39.51
1:48.97
200 Free
37.39
2:26.36
100 Free
1:16.90
Free 500 Y 6:40.70 12 01/03/2026 BB A: 6:14.49 (+26.21s | 6.5%) 2 16 347 1,000+
50 Free
35.48
35.48
100 Free
39.04
1:14.52
100 Free
1:14.52
150 Free
40.56
1:55.08
200 Free
41.11
2:36.19
100 Free
1:21.67
250 Free
41.97
3:18.16
300 Free
41.82
3:59.98
100 Free
1:23.79
350 Free
41.73
4:41.71
400 Free
41.90
5:23.61
100 Free
1:23.63
450 Free
40.58
6:04.19
500 Free
36.51
6:40.70
100 Free
1:17.09
Free 1000 Y 13:47.03 12 01/30/2026 BB A: 12:53.79 (+53.24s | 6.4%) 2 7 91 549
50 Free
35.11
35.11
100 Free
39.40
1:14.51
100 Free
1:14.51
150 Free
41.42
1:55.93
200 Free
41.67
2:37.60
100 Free
1:23.09
250 Free
40.95
3:18.55
300 Free
41.17
3:59.72
100 Free
1:22.12
350 Free
42.13
4:41.85
400 Free
41.78
5:23.63
100 Free
1:23.91
450 Free
41.80
6:05.43
500 Free
42.40
6:47.83
100 Free
1:24.20
550 Free
42.62
7:30.45
600 Free
43.71
8:14.16
100 Free
1:26.33
650 Free
41.83
8:55.99
700 Free
42.68
9:38.67
100 Free
1:24.51
750 Free
42.97
10:21.64
800 Free
43.50
11:05.14
100 Free
1:26.47
850 Free
42.40
11:47.54
900 Free
38.76
12:26.30
100 Free
1:21.16
950 Free
42.23
13:08.53
1000 Free
38.50
13:47.03
100 Free
1:20.73
Back 50 Y 34.81 12 11/08/2025 BB A: 33.19 (+1.62s | 4.7%) 2 22 323 1,000+
Back 100 Y 1:17.05 12 01/30/2026 BB A: 1:12.99 (+4.06s | 5.3%) 2 14 381 1,000+
50 Back
37.61
37.61
100 Back
39.44
1:17.05
100 Back
1:17.05
Breast 50 Y 44.42 12 01/03/2026 B: 43.99 (+0.43s | 1.0%) 3 37 741 1,000+
25 Breast
20.53
20.53
50 Breast
23.89
44.42
50 Breast
44.42
Breast 100 Y 1:37.19 12 01/03/2026 B: 1:36.49 (+0.70s | 0.7%) 4 39 701 1,000+
50 Breast
46.30
46.30
100 Breast
50.89
1:37.19
100 Breast
1:37.19
Fly 50 Y 46.83 11 01/04/2025 B: 36.89 (+9.94s | 21.2%) 3 77 1,000+ 1,000+
Fly 100 Y 1:51.02 11 11/02/2024 B: 1:25.79 (+25.23s | 22.7%) 3 46 737 1,000+
50 Fly
50.24
50.24
100 Fly
1:00.78
1:51.02
100 Fly
1:51.02
IM 100 Y 1:19.18 12 01/03/2026 B BB: 1:19.09 (+0.09s | 0.1%) 2 21 456 1,000+
25 IM
17.18
17.18
50 IM
21.38
38.56
50 IM
38.56
75 IM
23.80
1:02.36
100 IM
16.82
1:19.18
50 IM
40.62
IM 200 Y 3:08.30 11 01/25/2025 B: 3:03.89 (+4.41s | 2.3%) 3 38 652 1,000+
25 Fly
21.95
21.95
50 Back
27.05
49.00
50 IM
49.00
75 Breast
23.58
1:12.58
100 Free
22.01
1:34.59
50 IM
45.59
125 Free
30.39
2:04.98
150 Free
25.81
2:30.79
50 IM
56.20
175 Free
20.14
2:50.93
200 Free
17.37
3:08.30
50 IM
37.51

Long course distance

Event Time Age Date Standard Next Standard Pierre Swim Team South Dakota Swimming Central Zone USA
Free 50 M 36.49 11 06/29/2024 B BB: 35.89 (+0.60s | 1.6%) 2 27 336 1,000+
Free 100 M 1:22.70 12 06/28/2025 B BB: 1:19.49 (+3.21s | 3.9%) 2 21 327 1,000+
50 Free
39.81
39.81
100 Free
42.89
1:22.70
100 Free
1:22.70
Free 200 M 2:56.69 11 07/12/2024 B BB: 2:53.09 (+3.60s | 2.0%) 1 14 212 1,000+
50 Free
40.73
40.73
100 Free
45.60
1:26.33
100 Free
1:26.33
150 Free
45.38
2:11.71
200 Free
44.98
2:56.69
100 Free
1:30.36
Free 400 M 6:01.13 12 07/18/2025 BB A: 5:36.79 (+24.34s | 6.7%) 1 11 137 826
50 Free
41.01
41.01
100 Free
46.92
1:27.93
100 Free
1:27.93
150 Free
47.53
2:15.46
200 Free
47.30
3:02.76
100 Free
1:34.83
250 Free
45.10
3:47.86
300 Free
46.81
4:34.67
100 Free
1:31.91
350 Free
44.76
5:19.43
400 Free
41.70
6:01.13
100 Free
1:26.46
Back 50 M 44.03 11 06/29/2024 B BB: 41.59 (+2.44s | 5.5%) 2 27 326 1,000+
Back 100 M 1:35.41 12 07/11/2025 B BB: 1:32.69 (+2.72s | 2.9%) 2 19 289 1,000+
50 Back
46.24
46.24
100 Back
49.17
1:35.41
100 Back
1:35.41
Breast 50 M 53.57 11 12/21/2024 B: 49.79 (+3.78s | 7.1%) 3 30 368 1,000+
Breast 100 M 2:04.93 10 07/14/2023 B: 1:50.39 (+14.54s | 11.6%) 4 42 417 1,000+
Fly 50 M 50.74 12 06/28/2025 B: 41.79 (+8.95s | 17.6%) 2 37 423 1,000+
IM 100 M 1:42.99 10 12/16/2023 2 3 5 68
50 IM
49.22
49.22
100 IM
53.77
1:42.99
100 IM
1:42.99
IM 200 M 3:59.93 10 07/14/2023 B: 3:30.59 (+29.34s | 12.2%) 3 43 360 1,000+

Above are the fastest times that Lydia Kroon has achieved in her swimming career. For each event, you can find Lydia's best time, the corresponding time standard, as well as how much faster Lydia needs to be to reach the next level. The last columns provide Lydia rankings at the team and LSC levels. These rankings are based on the Lydia's personal best, her current age category, and team; and are calculated from all the meets results.

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.