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Alexandra O'Sullivan

Age: 16 years old
Age Category: 15-16
Team: Commonwealth Swimming | New England Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Commonwealth Swimming New England Swimming Eastern Zone USA
Free 50 Y 25.14 16 12/18/2025 AA AAA: 24.99 (+0.15s | 0.6%) 5 35 228 975
Free 100 Y 54.15 Analysis 16 12/18/2025 AA AAA: 53.99 (+0.16s | 0.3%) 6 30 176 787
50 Free
25.92
25.92
100 Free
28.23
54.15
100 Free
54.15
Back 50 Y 32.75 16 10/04/2025 30 171 928 1,000+
Back 100 Y 1:10.41 Analysis 16 10/04/2025 B BB: 1:09.39 (+1.02s | 1.4%) 34 225 1,000+ 1,000+
50 Back
33.70
33.70
100 Back
36.71
1:10.41
100 Back
1:10.41
Back 200 Y 2:39.17 Analysis 16 01/09/2026 B BB: 2:30.59 (+8.58s | 5.4%) 35 231 1,000+ 1,000+
50 Back
37.91
37.91
100 Back
40.31
1:18.22
100 Back
1:18.22
150 Back
41.50
1:59.72
200 Back
39.45
2:39.17
100 Back
1:20.95
Breast 50 Y 31.46 16 12/18/2025 5 14 76 281
Breast 100 Y 1:07.50 Analysis 16 12/18/2025 AA AAA: 1:07.49 (+0.01s | 0.0%) 5 17 110 424
50 Breast
32.57
32.57
100 Breast
34.93
1:07.50
100 Breast
1:07.50
Breast 200 Y 2:31.45 Analysis 16 02/26/2026 AA AAA: 2:26.19 (+5.26s | 3.5%) 7 30 203 715
50 Breast
35.58
35.58
100 Breast
38.47
1:14.05
100 Breast
1:14.05
150 Breast
39.04
1:53.09
200 Breast
38.36
2:31.45
100 Breast
1:17.40
Fly 50 Y 28.60 16 10/04/2025 16 77 391 1,000+
Fly 100 Y 1:08.73 Analysis 16 10/04/2025 BB A: 1:03.79 (+4.94s | 7.2%) 30 191 1,000+ 1,000+
50 Fly
31.88
31.88
100 Fly
36.85
1:08.73
100 Fly
1:08.73
IM 200 Y 2:23.57 Analysis 16 10/25/2025 BB A: 2:22.39 (+1.18s | 0.8%) 20 110 723 1,000+
50 Fly
30.75
30.75
100 Back
39.34
1:10.09
100 IM
1:10.09
150 Breast
40.35
1:50.44
200 Free
33.13
2:23.57
100 IM
1:13.48

Long course distance

Event Time Age Date Standard Next Standard Commonwealth Swimming New England Swimming Eastern Zone USA
Free 50 M 30.16 16 04/11/2026 A AA: 29.59 (+0.57s | 1.9%) 14 76 404 1,000+
Free 100 M 1:06.02 Analysis 16 06/12/2026 A AA: 1:04.39 (+1.63s | 2.5%) 13 82 394 1,000+
50 Free
31.45
31.45
100 Free
34.57
1:06.02
100 Free
1:06.02
Free 200 M 2:26.48 Analysis 16 06/12/2026 BB A: 2:25.09 (+1.39s | 0.9%) 13 88 417 1,000+
50 Free
33.24
33.24
100 Free
37.43
1:10.67
100 Free
1:10.67
150 Free
37.46
1:48.13
200 Free
38.35
2:26.48
100 Free
1:15.81
Free 800 M 10:47.72 Analysis 16 06/12/2026 BB A: 10:32.39 (+15.33s | 2.4%) 2 29 168 1,000+
100 Free
1:15.81
1:15.81
100 Free
1:15.81
200 Free
1:21.27
2:37.08
100 Free
1:21.27
300 Free
1:20.59
3:57.67
100 Free
1:20.59
400 Free
1:21.19
5:18.86
100 Free
1:21.19
500 Free
1:23.46
6:42.32
100 Free
1:23.46
600 Free
1:22.83
8:05.15
100 Free
1:22.83
700 Free
1:23.15
9:28.30
100 Free
1:23.15
800 Free
1:19.42
10:47.72
100 Free
1:19.42
Back 50 M 38.87 16 06/12/2026 20 115 422 1,000+
Back 100 M 1:24.03 Analysis 16 04/11/2026 B BB: 1:20.69 (+3.34s | 4.0%) 26 150 607 1,000+
50 Back
40.56
40.56
100 Back
43.47
1:24.03
100 Back
1:24.03
Breast 50 M 41.60 16 04/11/2026 9 63 273 1,000+
Breast 100 M 1:29.66 Analysis 16 05/16/2026 BB A: 1:24.49 (+5.17s | 5.8%) 11 74 351 1,000+
50 Breast
42.39
42.39
100 Breast
47.27
1:29.66
100 Breast
1:29.66
Breast 200 M 3:07.65 Analysis 16 05/16/2026 BB A: 3:02.09 (+5.56s | 3.0%) 5 40 232 1,000+
50 Breast
44.30
44.30
100 Breast
48.17
1:32.47
100 Breast
1:32.47
150 Breast
48.09
2:20.56
200 Breast
47.09
3:07.65
100 Breast
1:35.18
Fly 50 M 32.82 16 06/12/2026 14 64 259 1,000+
Fly 100 M 1:24.88 Analysis 16 04/11/2026 B: 1:24.29 (+0.59s | 0.7%) 22 151 589 1,000+
50 Fly
37.49
37.49
100 Fly
47.39
1:24.88
100 Fly
1:24.88
IM 200 M 2:49.54 Analysis 16 05/16/2026 BB A: 2:43.89 (+5.65s | 3.3%) 18 93 424 1,000+
50 Fly
35.47
35.47
100 Back
48.40
1:23.87
100 IM
1:23.87
150 Breast
47.91
2:11.78
200 Free
37.76
2:49.54
100 IM
1:25.67

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