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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%) 14 270 1,000+ 1,000+
Free 100 Y 59.26 Analysis 14 03/20/2026 BB A: 55.69 (+3.57s | 6.0%) 13 220 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%) 9 146 885 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%) 7 109 739 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%) 11 293 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 8 172 1,000+ 1,000+
Breast 100 Y 1:19.79 Analysis 14 03/20/2026 B BB: 1:14.79 (+5.00s | 6.3%) 8 186 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 11 296 1,000+ 1,000+
Fly 100 Y 1:15.03 Analysis 14 01/09/2026 B: 1:10.49 (+4.54s | 6.1%) 10 251 1,000+ 1,000+
50 Fly
33.98
33.98
100 Fly
41.05
1:15.03
100 Fly
1:15.03

Long course distance

Event Time Age Date Standard Next Standard Kingfish Swimming Medfield New England Swimming Eastern Zone USA

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.