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Jesslyn Yong

Age: 10 years old
Age Category: 10 & under
Team: Palo Alto Stanford Aquatics | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 25 Y 17.98 10 01/27/2024 20 164 405 1,000+
Free 50 Y 30.41 10 01/24/2026 AA AAA: 29.59 (+0.82s | 2.7%) 5 31 165 674
Free 100 Y 1:07.64 Analysis 10 03/20/2026 AA AAA: 1:04.99 (+2.65s | 3.9%) 4 25 151 608
50 Free
32.18
32.18
100 Free
35.46
1:07.64
100 Free
1:07.64
Free 200 Y 2:27.84 Analysis 10 03/20/2026 AA AAA: 2:23.59 (+4.25s | 2.9%) 4 22 114 482
50 Free
34.05
34.05
100 Free
39.37
1:13.42
100 Free
1:13.42
150 Free
38.79
1:52.21
200 Free
35.63
2:27.84
100 Free
1:14.42
Free 500 Y 6:46.26 Analysis 10 03/07/2026 A AA: 6:36.19 (+10.07s | 2.5%) 4 24 83 466
Back 25 Y 20.29 10 01/27/2024 4 48 133 485
Back 50 Y 36.40 10 03/07/2026 A AA: 36.19 (+0.21s | 0.6%) 9 40 202 689
Back 100 Y 1:18.12 Analysis 10 03/07/2026 AA AAA: 1:14.49 (+3.63s | 4.6%) 4 29 158 617
Breast 25 Y 27.62 10 01/27/2024 30 341 884 1,000+
Breast 50 Y 44.75 10 01/24/2026 BB A: 42.79 (+1.96s | 4.4%) 13 98 420 1,000+
Breast 100 Y 1:32.84 Analysis 10 11/01/2025 A AA: 1:29.09 (+3.75s | 4.0%) 6 55 236 909
Fly 25 Y 21.48 10 01/13/2024 13 176 414 1,000+
Fly 50 Y 35.67 10 03/07/2026 A AA: 35.09 (+0.58s | 1.6%) 7 56 221 699
Fly 100 Y 1:23.78 Analysis 10 03/20/2026 A AA: 1:20.99 (+2.79s | 3.3%) 5 44 207 757
50 Fly
39.52
39.52
100 Fly
44.26
1:23.78
100 Fly
1:23.78
IM 100 Y 1:18.92 Analysis 10 03/20/2026 A AA: 1:18.39 (+0.53s | 0.7%) 8 46 166 506
50 IM
35.19
35.19
100 IM
43.73
1:18.92
100 IM
1:18.92
IM 200 Y 2:53.43 Analysis 10 02/07/2026 A AA: 2:47.69 (+5.74s | 3.3%) 6 43 184 693

Long course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 50 M 35.60 10 07/11/2025 A AA: 35.09 (+0.51s | 1.4%) 2 15 61 112
Free 100 M 1:18.88 Analysis 10 07/11/2025 A AA: 1:18.19 (+0.69s | 0.9%) 2 15 51 84
Free 200 M 2:59.15 Analysis 10 06/27/2025 A AA: 2:51.99 (+7.16s | 4.0%) 3 20 78 139
Free 400 M 6:20.93 Analysis 10 06/06/2025 BB A: 6:14.89 (+6.04s | 1.6%) 2 18 36 68
Back 50 M 41.13 10 07/11/2025 AA AAA: 39.49 (+1.64s | 4.0%) 3 11 35 77
Back 100 M 1:28.76 Analysis 10 07/11/2025 AA AAA: 1:25.59 (+3.17s | 3.6%) 2 11 31 61
Breast 50 M 1:03.98 10 06/07/2024 B: 1:02.19 (+1.79s | 2.8%) 19 203 766 1,000+
Breast 100 M 1:54.77 Analysis 10 06/27/2025 BB A: 1:48.39 (+6.38s | 5.6%) 6 46 184 297
Fly 50 M 44.69 10 05/16/2025 BB A: 41.59 (+3.10s | 6.9%) 4 35 182 304
Fly 100 M 2:02.83 Analysis 10 06/22/2024 B BB: 1:55.39 (+7.44s | 6.1%) 4 45 209 333
IM 200 M 3:20.31 Analysis 10 06/06/2025 A AA: 3:13.09 (+7.22s | 3.6%) 2 18 65 115

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