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Margaret LeSieur

Age: 13 years old
Age Category: 13-14
Team: Burlingame Aquatics | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Burlingame Aquatics Pacific Swimming Western Zone USA
Free 50 Y 28.23 13 03/07/2026 BB A: 27.89 (+0.34s | 1.2%) 10 290 1,000+ 1,000+
Free 100 Y 1:00.00 Analysis 13 01/24/2026 A AA: 58.29 (+1.71s | 2.9%) 9 204 885 1,000+
50 Free
29.26
29.26
100 Free
30.74
1:00.00
100 Free
1:00.00
Free 200 Y 2:08.36 Analysis 13 03/20/2026 A AA: 2:06.19 (+2.17s | 1.7%) 4 109 526 1,000+
50 Free
29.56
29.56
100 Free
32.55
1:02.11
100 Free
1:02.11
150 Free
33.62
1:35.73
200 Free
32.63
2:08.36
100 Free
1:06.25
Free 500 Y 5:44.96 Analysis 13 03/07/2026 A AA: 5:38.59 (+6.37s | 1.8%) 2 97 429 1,000+
50 Free
31.20
31.20
100 Free
34.38
1:05.58
100 Free
1:05.58
150 Free
35.14
1:40.72
200 Free
35.60
2:16.32
100 Free
1:10.74
250 Free
34.99
2:51.31
300 Free
35.24
3:26.55
100 Free
1:10.23
350 Free
35.15
4:01.70
400 Free
35.13
4:36.83
100 Free
1:10.28
450 Free
34.54
5:11.37
500 Free
33.59
5:44.96
100 Free
1:08.13
Back 50 Y 30.68 13 03/07/2026 A AA: 29.79 (+0.89s | 2.9%) 4 94 389 1,000+
Back 100 Y 1:03.34 Analysis 13 02/07/2026 A AA: 1:03.19 (+0.15s | 0.2%) 2 51 197 795
50 Back
31.22
31.22
100 Back
32.12
1:03.34
100 Back
1:03.34
Back 200 Y 2:14.67 Analysis 13 02/07/2026 AA AAA: 2:10.69 (+3.98s | 3.0%) 2 29 110 423
50 Back
31.53
31.53
100 Back
33.62
1:05.15
100 Back
1:05.15
150 Back
35.03
1:40.18
200 Back
34.49
2:14.67
100 Back
1:09.52
Breast 50 Y 40.21 13 10/11/2025 B BB: 39.09 (+1.12s | 2.8%) 17 418 1,000+ 1,000+
Breast 100 Y 1:22.22 Analysis 13 01/24/2026 BB A: 1:15.99 (+6.23s | 7.6%) 13 314 1,000+ 1,000+
50 Breast
40.17
40.17
100 Breast
42.05
1:22.22
100 Breast
1:22.22
Breast 200 Y 2:59.41 Analysis 13 10/11/2025 B BB: 2:57.39 (+2.02s | 1.1%) 11 248 982 1,000+
Fly 50 Y 35.26 13 01/25/2025 B BB: 33.29 (+1.97s | 5.6%) 16 530 1,000+ 1,000+
Fly 100 Y 1:09.81 Analysis 13 01/24/2026 BB A: 1:05.89 (+3.92s | 5.6%) 8 219 899 1,000+
50 Fly
32.75
32.75
100 Fly
37.06
1:09.81
100 Fly
1:09.81
IM 200 Y 2:24.99 Analysis 13 01/24/2026 A AA: 2:21.09 (+3.90s | 2.7%) 3 117 501 1,000+
50 Fly
32.43
32.43
100 Back
34.56
1:07.00
100 IM
1:07.00
150 Breast
45.47
1:52.47
200 Free
32.52
2:24.99
100 IM
1:17.99

Long course distance

Event Time Age Date Standard Next Standard Burlingame Aquatics Pacific Swimming Western Zone USA
Free 50 M 31.79 13 06/27/2026 A AA: 30.59 (+1.20s | 3.8%) 9 237 1,000+ 1,000+
Free 100 M 1:08.07 Analysis 13 06/27/2026 A AA: 1:06.69 (+1.38s | 2.0%) 6 156 779 1,000+
Free 200 M 2:27.35 Analysis 13 06/27/2026 A AA: 2:23.99 (+3.36s | 2.3%) 3 100 558 1,000+
Free 400 M 5:13.67 Analysis 13 06/12/2026 A AA: 5:02.39 (+11.28s | 3.6%) 5 94 497 1,000+
Free 800 M 10:05.18 Analysis 13 06/06/2025 AA AAA: 10:01.49 (+3.69s | 0.6%) 1 19 83 281
Free 1500 M 22:34.74 Analysis 13 06/06/2025 BB A: 20:58.59 (+96.15s | 7.1%) 5 80 334 871
Back 50 M 34.75 13 07/17/2026 AA AAA: 33.49 (+1.26s | 3.6%) 3 59 284 914
Back 100 M 1:14.41 Analysis 13 06/12/2026 A AA: 1:13.69 (+0.72s | 1.0%) 2 50 248 888
Back 200 M 2:35.81 Analysis 13 07/17/2026 AA AAA: 2:31.89 (+3.92s | 2.5%) 1 25 118 436
100 Back
1:17.27
1:17.27
100 Back
1:17.27
150 Back
40.04
1:57.31
200 Back
38.50
2:35.81
100 Back
1:18.54
Breast 100 M 1:38.58 Analysis 13 05/02/2026 B BB: 1:34.99 (+3.59s | 3.6%) 14 317 1,000+ 1,000+
Fly 50 M 35.12 13 06/12/2026 BB A: 34.29 (+0.83s | 2.4%) 7 179 965 1,000+
Fly 100 M 1:39.52 Analysis 13 05/20/2023 B: 1:27.19 (+12.33s | 12.4%) 14 396 1,000+ 1,000+
Fly 200 M 3:18.56 Analysis 13 05/02/2026 B: 3:15.69 (+2.87s | 1.4%) 2 108 480 1,000+
IM 200 M 2:47.31 Analysis 13 06/27/2026 A AA: 2:41.99 (+5.32s | 3.2%) 6 115 556 1,000+
IM 400 M 5:42.65 Analysis 13 07/17/2026 AA AAA: 5:28.39 (+14.26s | 4.2%) 1 54 202 613
50 Fly
36.65
36.65
100 Fly
42.32
1:18.97
100 Fly
1:18.97
150 Back
43.83
2:02.80
200 Back
42.15
2:44.95
100 Back
1:25.98
250 Breast
51.58
3:36.53
300 Breast
49.12
4:25.65
100 Breast
1:40.70
350 Free
40.09
5:05.74
400 Free
36.91
5:42.65
100 Free
1:17.00

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