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John Duffy

Age: 14 years old
Age Category: 13-14
Team: Kingfish Swimming Medfield | New England Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Kingfish Swimming Medfield New England Swimming Eastern Zone USA
Free 50 Y 27.58 14 03/20/2026 BB A: 25.59 (+1.99s | 7.2%) 15 263 1,000+ 1,000+
Free 100 Y 59.26 Analysis 14 03/20/2026 BB A: 55.69 (+3.57s | 6.0%) 14 209 1,000+ 1,000+
50 Free
28.37
28.37
100 Free
30.89
59.26
100 Free
59.26
Free 200 Y 2:06.64 Analysis 14 03/20/2026 BB A: 2:02.19 (+4.45s | 3.5%) 9 134 784 1,000+
50 Free
28.96
28.96
100 Free
32.34
1:01.30
100 Free
1:01.30
150 Free
32.69
1:33.99
200 Free
32.65
2:06.64
100 Free
1:05.34
Free 500 Y 5:43.35 Analysis 14 03/20/2026 BB A: 5:30.59 (+12.76s | 3.7%) 8 107 677 1,000+
50 Free
30.42
30.42
100 Free
33.80
1:04.22
100 Free
1:04.22
150 Free
34.22
1:38.44
200 Free
34.78
2:13.22
100 Free
1:09.00
250 Free
35.26
2:48.48
300 Free
35.59
3:24.07
100 Free
1:10.85
350 Free
35.38
3:59.45
400 Free
34.80
4:34.25
100 Free
1:10.18
450 Free
35.01
5:09.26
500 Free
34.09
5:43.35
100 Free
1:09.10
Back 100 Y 1:15.23 Analysis 14 11/14/2025 B: 1:11.29 (+3.94s | 5.2%) 13 298 1,000+ 1,000+
50 Back
36.36
36.36
100 Back
38.87
1:15.23
100 Back
1:15.23
Breast 50 Y 37.41 14 03/20/2026 7 167 1,000+ 1,000+
Breast 100 Y 1:19.79 Analysis 14 03/20/2026 B BB: 1:14.79 (+5.00s | 6.3%) 9 182 1,000+ 1,000+
50 Breast
37.99
37.99
100 Breast
41.80
1:19.79
100 Breast
1:19.79
Fly 50 Y 35.65 14 10/17/2025 12 309 1,000+ 1,000+
Fly 100 Y 1:15.03 Analysis 14 01/09/2026 B: 1:10.49 (+4.54s | 6.1%) 12 258 1,000+ 1,000+
50 Fly
33.98
33.98
100 Fly
41.05
1:15.03
100 Fly
1:15.03
IM 200 Y 2:37.49 Analysis 14 05/01/2026 B BB: 2:26.69 (+10.80s | 6.9%) 13 252 1,000+ 1,000+
50 Fly
33.39
33.39
100 Back
40.25
1:13.64
100 IM
1:13.64
150 Breast
48.03
2:01.67
200 Free
35.82
2:37.49
100 IM
1:23.85

Long course distance

Event Time Age Date Standard Next Standard Kingfish Swimming Medfield New England Swimming Eastern Zone USA
Free 50 M 30.95 14 06/26/2026 BB A: 29.39 (+1.56s | 5.0%) 8 156 529 1,000+
Free 100 M 1:06.29 Analysis 14 06/26/2026 BB A: 1:04.39 (+1.90s | 2.9%) 9 128 380 1,000+
Free 200 M 2:27.39 Analysis 14 06/26/2026 BB A: 2:20.59 (+6.80s | 4.6%) 8 118 349 1,000+
Free 400 M 5:15.92 Analysis 14 06/26/2026 BB A: 4:58.69 (+17.23s | 5.5%) 6 95 292 1,000+
Back 50 M 38.68 14 06/26/2026 3 155 442 1,000+
Back 100 M 1:27.61 Analysis 14 06/06/2026 B: 1:23.69 (+3.92s | 4.5%) 6 199 605 1,000+
Breast 50 M 41.01 14 06/26/2026 4 101 295 1,000+
Breast 100 M 1:40.32 Analysis 14 06/06/2026 B: 1:33.79 (+6.53s | 6.5%) 8 189 557 1,000+
Fly 50 M 36.40 14 06/26/2026 7 157 455 1,000+
Fly 100 M 1:24.22 Analysis 14 06/26/2026 B: 1:20.29 (+3.93s | 4.7%) 7 148 474 1,000+
IM 200 M 3:02.14 Analysis 14 06/06/2026 B BB: 2:49.79 (+12.35s | 6.8%) 7 156 514 1,000+

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