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 8 01/27/2024 21 165 394 1,000+
Free 50 Y 30.41 10 01/24/2026 AA AAA: 29.59 (+0.82s | 2.7%) 3 30 150 622
Free 100 Y 1:09.72 9 11/01/2025 A AA: 1:08.29 (+1.43s | 2.1%) 6 40 195 820
Free 200 Y 2:29.45 10 01/10/2026 AA AAA: 2:23.59 (+5.86s | 3.9%) 4 27 114 524
Free 500 Y 6:53.23 9 10/25/2025 A AA: 6:36.19 (+17.04s | 4.1%) 4 24 92 528
Back 25 Y 20.29 8 01/27/2024 4 50 120 420
Back 50 Y 36.65 9 04/26/2025 A AA: 36.19 (+0.46s | 1.3%) 7 41 186 687
Back 100 Y 1:19.03 10 02/07/2026 A AA: 1:18.39 (+0.64s | 0.8%) 4 34 157 676
Breast 25 Y 27.62 8 01/27/2024 32 360 870 1,000+
Breast 50 Y 44.75 10 01/24/2026 BB A: 42.79 (+1.96s | 4.4%) 14 113 411 1,000+
Breast 100 Y 1:32.84 9 11/01/2025 A AA: 1:29.09 (+3.75s | 4.0%) 6 56 222 867
Fly 25 Y 21.48 8 01/13/2024 15 182 403 1,000+
Fly 50 Y 36.96 10 01/24/2026 A AA: 35.09 (+1.87s | 5.1%) 9 83 276 1,000+
Fly 100 Y 1:24.78 10 02/07/2026 A AA: 1:20.99 (+3.79s | 4.5%) 3 41 201 782
IM 100 Y 1:20.74 10 01/24/2026 A AA: 1:18.39 (+2.35s | 2.9%) 9 64 191 657
50 IM
37.92
37.92
100 IM
42.82
1:20.74
100 IM
1:20.74
IM 200 Y 2:53.43 10 02/07/2026 A AA: 2:47.69 (+5.74s | 3.3%) 3 34 147 654

Long course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 50 M 35.60 9 07/11/2025 A AA: 35.09 (+0.51s | 1.4%) 2 25 81 153
Free 100 M 1:18.88 9 07/11/2025 A AA: 1:18.19 (+0.69s | 0.9%) 2 26 73 129
Free 200 M 2:59.15 9 06/27/2025 A AA: 2:51.99 (+7.16s | 4.0%) 3 31 100 183
Free 400 M 6:20.93 9 06/06/2025 BB A: 6:14.89 (+6.04s | 1.6%) 2 25 47 98
Back 50 M 41.13 9 07/11/2025 AA AAA: 39.49 (+1.64s | 4.0%) 3 19 50 108
Back 100 M 1:28.76 9 07/11/2025 AA AAA: 1:25.59 (+3.17s | 3.6%) 2 16 43 87
Breast 50 M 1:03.98 8 06/07/2024 B: 1:02.19 (+1.79s | 2.8%) 23 289 929 1,000+
Breast 100 M 1:54.77 9 06/27/2025 BB A: 1:48.39 (+6.38s | 5.6%) 6 69 236 381
Fly 50 M 44.69 9 05/16/2025 BB A: 41.59 (+3.10s | 6.9%) 5 56 226 381
Fly 100 M 2:02.83 8 06/22/2024 B BB: 1:55.39 (+7.44s | 6.1%) 4 63 247 406
IM 200 M 3:20.31 9 06/06/2025 A AA: 3:13.09 (+7.22s | 3.6%) 2 28 84 152

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.