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Justin O'Brien

Age: 16 years old
Age Category: 15-16
Team: White Water | New Jersey Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard White Water New Jersey Swimming Eastern Zone USA
Free 50 Y 23.37 16 03/19/2026 A AA: 23.19 (+0.18s | 0.8%) 5 61 533 1,000+
Free 200 Y 1:50.84 Analysis 16 01/10/2026 AA AAA: 1:46.89 (+3.95s | 3.6%) 5 48 420 1,000+
50 Free
24.88
24.88
100 Free
28.18
53.06
100 Free
53.06
150 Free
29.40
1:22.46
200 Free
28.38
1:50.84
100 Free
57.78
Free 500 Y 4:53.67 Analysis 16 01/10/2026 AA AAA: 4:49.49 (+4.18s | 1.4%) 2 28 199 683
50 Free
25.90
25.90
100 Free
28.50
54.40
100 Free
54.40
150 Free
29.21
1:23.61
200 Free
29.81
1:53.42
100 Free
59.02
250 Free
29.81
2:23.23
300 Free
30.04
2:53.27
100 Free
59.85
350 Free
30.54
3:23.81
400 Free
31.00
3:54.81
100 Free
1:01.54
450 Free
30.96
4:25.77
500 Free
27.90
4:53.67
100 Free
58.86
Back 50 Y 24.53 16 03/19/2026 AAA AAAA: 23.79 (+0.74s | 3.0%) 2 5 46 156
Back 100 Y 53.77 Analysis 16 03/19/2026 AA AAA: 53.09 (+0.68s | 1.3%) 2 10 108 374
50 Back
25.88
25.88
100 Back
27.89
53.77
100 Back
53.77
Back 200 Y 2:02.23 Analysis 16 03/14/2026 A AA: 2:01.29 (+0.94s | 0.8%) 2 40 282 836
50 Back
28.64
28.64
100 Back
31.09
59.73
100 Back
59.73
150 Back
32.70
1:32.43
200 Back
29.80
2:02.23
100 Back
1:02.50
Breast 100 Y 1:03.27 Analysis 16 03/14/2026 A AA: 1:03.19 (+0.08s | 0.1%) 5 43 295 987
50 Breast
30.29
30.29
100 Breast
32.98
1:03.27
100 Breast
1:03.27
Breast 200 Y 2:20.38 Analysis 16 03/19/2026 A AA: 2:17.29 (+3.09s | 2.2%) 3 36 288 997
50 Breast
31.32
31.32
100 Breast
34.94
1:06.26
100 Breast
1:06.26
150 Breast
37.25
1:43.51
200 Breast
36.87
2:20.38
100 Breast
1:14.12
Fly 50 Y 24.27 16 01/10/2026 AAA AAAA: 23.69 (+0.58s | 2.4%) 1 8 86 273
Fly 100 Y 54.26 Analysis 16 03/14/2026 AA AAA: 52.79 (+1.47s | 2.7%) 2 26 206 716
50 Fly
25.66
25.66
100 Fly
28.60
54.26
100 Fly
54.26
Fly 200 Y 2:07.54 Analysis 16 03/14/2026 A AA: 2:03.39 (+4.15s | 3.3%) 3 50 342 1,000+
50 Fly
28.11
28.11
100 Fly
31.89
1:00.00
100 Fly
1:00.00
150 Fly
34.54
1:34.54
200 Fly
33.00
2:07.54
100 Fly
1:07.54
IM 200 Y 2:01.06 Analysis 16 03/19/2026 AA AAA: 1:58.59 (+2.47s | 2.0%) 3 24 189 675
50 Fly
27.08
27.08
100 Back
30.75
57.83
100 IM
57.83
150 Breast
35.89
1:33.72
200 Free
27.34
2:01.06
100 IM
1:03.23
IM 400 Y 4:19.41 Analysis 16 01/10/2026 AA AAA: 4:13.19 (+6.22s | 2.4%) 3 26 173 543
50 Fly
26.31
26.31
100 Fly
30.28
56.59
100 Fly
56.59
150 Back
32.16
1:28.75
200 Back
33.29
2:02.04
100 Back
1:05.45
250 Breast
38.08
2:40.12
300 Breast
39.69
3:19.81
100 Breast
1:17.77
350 Free
30.64
3:50.45
400 Free
28.96
4:19.41
100 Free
59.60

Long course distance

Event Time Age Date Standard Next Standard White Water New Jersey Swimming Eastern Zone USA
Free 50 M 26.20 16 05/15/2026 AA AAA: 25.89 (+0.31s | 1.2%) 3 29 195 1,000+
Free 100 M 57.65 Analysis 16 05/15/2026 AA AAA: 56.39 (+1.26s | 2.2%) 5 33 220 1,000+
50 Free
27.41
27.41
100 Free
30.24
57.65
100 Free
57.65
Free 200 M 2:07.17 Analysis 16 05/15/2026 AA AAA: 2:03.09 (+4.08s | 3.2%) 4 36 229 1,000+
Back 50 M 29.20 16 05/15/2026 AAA AAAA: 28.39 (+0.81s | 2.8%) 3 9 60 272
Back 100 M 1:06.26 Analysis 16 05/15/2026 A AA: 1:05.19 (+1.07s | 1.6%) 4 37 221 976
50 Back
31.88
31.88
100 Back
34.38
1:06.26
100 Back
1:06.26
Breast 50 M 34.06 16 06/05/2026 AA AAA: 32.79 (+1.27s | 3.7%) 5 19 166 830
Breast 100 M 1:19.17 Analysis 16 05/15/2026 BB A: 1:16.69 (+2.48s | 3.1%) 5 56 355 1,000+
50 Breast
36.96
36.96
100 Breast
42.21
1:19.17
100 Breast
1:19.17
Breast 200 M 2:50.11 Analysis 16 05/15/2026 BB A: 2:46.69 (+3.42s | 2.0%) 3 30 244 1,000+
50 Breast
38.02
38.02
100 Breast
43.07
1:21.09
100 Breast
1:21.09
150 Breast
46.19
2:07.28
200 Breast
42.83
2:50.11
100 Breast
1:29.02
Fly 50 M 28.36 16 06/05/2026 AA AAA: 27.99 (+0.37s | 1.3%) 4 24 169 817
Fly 100 M 1:05.66 Analysis 16 06/05/2026 A AA: 1:03.09 (+2.57s | 3.9%) 4 60 343 1,000+
50 Fly
29.94
29.94
100 Fly
35.72
1:05.66
100 Fly
1:05.66
IM 200 M 2:27.67 Analysis 16 05/15/2026 A AA: 2:24.69 (+2.98s | 2.0%) 3 49 297 1,000+
50 Fly
30.56
30.56
100 Back
37.59
1:08.15
100 IM
1:08.15
150 Breast
44.96
1:53.11
200 Free
34.56
2:27.67
100 IM
1:19.52

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