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Jack Duffin

Age: 12 years old
Age Category: 11-12
Team: Nation's Capital Swim Club | Potomac Valley Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Nation's Capital Swim Club Potomac Valley Swimming Eastern Zone USA
Free 50 Y 27.56 12 02/27/2026 A AA: 26.99 (+0.57s | 2.1%) 27 110 391 1,000+
Free 100 Y 1:07.09 12 01/10/2026 B BB: 1:06.39 (+0.70s | 1.0%) 65 293 1,000+ 1,000+
50 Free
32.61
32.61
100 Free
34.47
1:07.09
100 Free
1:07.09
Free 200 Y 2:25.86 12 02/27/2026 B BB: 2:24.89 (+0.97s | 0.7%) 48 214 849 1,000+
50 Free
33.80
33.80
100 Free
38.50
1:12.30
100 Free
1:12.30
150 Free
37.52
1:49.82
200 Free
36.04
2:25.86
100 Free
1:13.56
Free 500 Y 6:57.37 12 11/14/2025 B BB: 6:29.99 (+27.38s | 6.6%) 70 294 1000 1,000+
50 Free
34.31
34.31
100 Free
40.60
1:14.91
100 Free
1:14.91
150 Free
43.33
1:58.24
200 Free
44.29
2:42.53
100 Free
1:27.62
250 Free
43.31
3:25.84
300 Free
43.17
4:09.01
100 Free
1:26.48
350 Free
43.32
4:52.33
400 Free
43.77
5:36.10
100 Free
1:27.09
450 Free
43.34
6:19.44
500 Free
37.93
6:57.37
100 Free
1:21.27
Free 1000 Y 13:37.65 12 02/08/2026 BB A: 12:37.29 (+60.36s | 7.4%) 20 92 202 523
50 Free
34.08
34.08
100 Free
39.47
1:13.55
100 Free
1:13.55
150 Free
40.57
1:54.12
200 Free
41.59
2:35.71
100 Free
1:22.16
250 Free
42.10
3:17.81
300 Free
41.28
3:59.09
100 Free
1:23.38
350 Free
41.09
4:40.18
400 Free
41.60
5:21.78
100 Free
1:22.69
450 Free
41.70
6:03.48
500 Free
41.20
6:44.68
100 Free
1:22.90
550 Free
42.18
7:26.86
600 Free
41.90
8:08.76
100 Free
1:24.08
650 Free
41.80
8:50.56
700 Free
42.60
9:33.16
100 Free
1:24.40
750 Free
42.15
10:15.31
800 Free
42.09
10:57.40
100 Free
1:24.24
850 Free
41.65
11:39.05
900 Free
40.67
12:19.72
100 Free
1:22.32
950 Free
41.85
13:01.57
1000 Free
36.08
13:37.65
100 Free
1:17.93
Back 50 Y 32.91 12 02/27/2026 BB A: 32.69 (+0.22s | 0.7%) 28 122 458 1,000+
Back 100 Y 1:22.35 12 11/14/2025 B: 1:22.19 (+0.16s | 0.2%) 87 396 1,000+ 1,000+
50 Back
39.40
39.40
100 Back
42.95
1:22.35
100 Back
1:22.35
Breast 50 Y 39.71 12 02/27/2026 BB A: 36.69 (+3.02s | 7.6%) 55 244 776 1,000+
Breast 100 Y 1:26.10 12 02/27/2026 B BB: 1:25.49 (+0.61s | 0.7%) 43 209 699 1,000+
50 Breast
40.14
40.14
100 Breast
45.96
1:26.10
100 Breast
1:26.10
Breast 200 Y 3:15.69 12 01/10/2026 B BB: 3:02.39 (+13.30s | 6.8%) 44 196 669 1,000+
50 Breast
44.35
44.35
100 Breast
50.90
1:35.25
100 Breast
1:35.25
150 Breast
53.54
2:28.79
200 Breast
46.90
3:15.69
100 Breast
1:40.44
Fly 50 Y 34.28 12 01/10/2026 B BB: 34.19 (+0.09s | 0.3%) 66 292 921 1,000+
Fly 100 Y 1:29.10 12 11/14/2025 B: 1:22.89 (+6.21s | 7.0%) 88 366 1,000+ 1,000+
IM 100 Y 1:15.34 12 02/27/2026 BB A: 1:09.99 (+5.35s | 7.1%) 49 219 768 1,000+
50 IM
35.20
35.20
100 IM
40.14
1:15.34
100 IM
1:15.34
IM 200 Y 2:43.28 12 02/27/2026 BB A: 2:32.29 (+10.99s | 6.7%) 48 203 749 1,000+
50 Fly
36.21
36.21
100 Back
42.50
1:18.71
100 IM
1:18.71
150 Breast
48.59
2:07.30
200 Free
35.98
2:43.28
100 IM
1:24.57

Long course distance

Event Time Age Date Standard Next Standard Nation's Capital Swim Club Potomac Valley Swimming Eastern Zone USA

Above are the fastest times that Jack Duffin has achieved in his swimming career. For each event, you can find Jack's best time, the corresponding time standard, as well as how much faster Jack needs to be to reach the next level. The last columns provide Jack rankings at the team and LSC levels. These rankings are based on the Jack's personal best, his 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.