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Leonard Du

Age: 15 years old
Age Category: 15-16
Team: Horizon Swimming | Southern California Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Horizon Swimming Southern California Swimming Western Zone USA
Free 50 Y 23.10 15 02/13/2026 AA AAA: 22.19 (+0.91s | 3.9%) 3 104 480 1,000+
Free 100 Y 50.32 Analysis 15 12/12/2025 AA AAA: 48.79 (+1.53s | 3.0%) 3 114 498 1,000+
50 Free
24.05
24.05
100 Free
26.27
50.32
100 Free
50.32
Back 50 Y 24.96 15 12/12/2025 1 17 98 306
Back 100 Y 55.68 Analysis 15 02/14/2025 A AA: 55.49 (+0.19s | 0.3%) 1 54 256 981
50 Back
26.91
26.91
100 Back
28.77
55.68
100 Back
55.68
Back 200 Y 2:05.45 Analysis 15 12/12/2025 A AA: 2:01.29 (+4.16s | 3.3%) 1 84 394 1,000+
50 Back
28.85
28.85
100 Back
31.78
1:00.63
100 Back
1:00.63
150 Back
32.80
1:33.43
200 Back
32.02
2:05.45
100 Back
1:04.82
Breast 50 Y 36.50 15 01/14/2023 3 179 1,000+ 1,000+
Breast 100 Y 1:02.95 Analysis 15 02/13/2026 AA AAA: 1:00.39 (+2.56s | 4.1%) 2 79 338 1,000+
50 Breast
29.74
29.74
100 Breast
33.21
1:02.95
100 Breast
1:02.95
Breast 200 Y 2:24.79 Analysis 15 12/12/2025 BB A: 2:23.19 (+1.60s | 1.1%) 2 129 530 1,000+
50 Breast
32.29
32.29
100 Breast
36.21
1:08.51
100 Breast
1:08.51
150 Breast
38.14
1:46.65
200 Breast
38.14
2:24.79
100 Breast
1:16.28
Fly 50 Y 24.08 15 02/13/2026 1 19 89 274
Fly 100 Y 51.98 Analysis 15 12/12/2025 AAA AAAA: 50.39 (+1.59s | 3.1%) 1 18 98 321
50 Fly
24.22
24.22
100 Fly
27.76
51.98
100 Fly
51.98
Fly 200 Y 1:59.05 Analysis 15 12/12/2025 AA AAA: 1:58.09 (+0.96s | 0.8%) 1 36 157 489
50 Fly
26.93
26.93
100 Fly
30.43
57.36
100 Fly
57.36
150 Fly
31.09
1:28.45
200 Fly
30.60
1:59.05
100 Fly
1:01.69
IM 200 Y 2:02.78 Analysis 15 02/13/2026 AA AAA: 1:58.59 (+4.19s | 3.4%) 1 92 363 1,000+
50 Fly
26.18
26.18
100 Back
31.09
57.27
100 IM
57.27
150 Breast
36.72
1:33.99
200 Free
28.79
2:02.78
100 IM
1:05.51
IM 400 Y 4:29.71 Analysis 15 12/12/2025 A AA: 4:24.69 (+5.02s | 1.9%) 2 102 393 1,000+
50 Fly
26.78
26.78
100 Fly
30.93
57.71
100 Fly
57.71
150 Back
36.77
1:34.48
200 Back
35.13
2:09.61
100 Back
1:11.90
250 Breast
39.02
2:48.63
300 Breast
39.87
3:28.50
100 Breast
1:18.89
350 Free
31.63
4:00.13
400 Free
29.58
4:29.71
100 Free
1:01.21

Long course distance

Event Time Age Date Standard Next Standard Horizon Swimming Southern California Swimming Western Zone USA
Free 50 M 26.49 15 07/24/2025 AA AAA: 25.89 (+0.60s | 2.3%) 2 86 301 749
Free 100 M 57.23 Analysis 15 07/11/2025 AA AAA: 56.39 (+0.84s | 1.5%) 1 73 228 566
Free 200 M 2:24.17 Analysis 15 07/19/2023 BB A: 2:14.29 (+9.88s | 6.9%) 1 284 1,000+ 1,000+
50 Free
34.10
34.10
100 Free
38.21
1:12.31
100 Free
1:12.31
150 Free
36.99
1:49.30
200 Free
34.87
2:24.17
100 Free
1:11.86
Back 50 M 33.14 15 07/19/2023 2 95 394 879
Back 100 M 1:05.78 Analysis 15 07/24/2025 A AA: 1:05.19 (+0.59s | 0.9%) 1 60 204 528
Back 200 M 2:23.00 Analysis 15 06/12/2025 A AA: 2:21.49 (+1.51s | 1.1%) 1 52 177 427
50 Back
33.72
33.72
100 Back
36.58
1:10.30
100 Back
1:10.30
150 Back
36.90
1:47.20
200 Back
35.80
2:23.00
100 Back
1:12.70
Breast 100 M 1:14.29 Analysis 15 06/12/2025 A AA: 1:13.49 (+0.80s | 1.1%) 2 86 278 572
50 Breast
35.11
35.11
100 Breast
39.18
1:14.29
100 Breast
1:14.29
Breast 200 M 2:59.39 Analysis 15 06/12/2025 BB A: 2:46.69 (+12.70s | 7.1%) 3 168 594 1,000+
50 Breast
40.15
40.15
100 Breast
46.29
1:26.44
100 Breast
1:26.44
150 Breast
48.05
2:14.49
200 Breast
44.90
2:59.39
100 Breast
1:32.95
Fly 50 M 29.55 15 07/19/2023 1 12 200 561
Fly 100 M 59.47 Analysis 15 07/24/2025 AAA AAAA: 57.59 (+1.88s | 3.2%) 1 18 59 134
Fly 200 M 2:32.41 Analysis 15 06/13/2024 BB A: 2:27.19 (+5.22s | 3.4%) 1 106 322 700
50 Fly
32.33
32.33
100 Fly
37.19
1:09.52
100 Fly
1:09.52
150 Fly
39.81
1:49.33
200 Fly
43.07
2:32.40
100 Fly
1:22.88
IM 200 M 2:23.25 Analysis 15 07/24/2025 AA AAA: 2:18.39 (+4.86s | 3.4%) 1 94 274 607

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