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 40 195 818
Free 200 Y 2:29.45 10 01/10/2026 AA AAA: 2:23.59 (+5.86s | 3.9%) 4 27 114 522
Free 500 Y 6:53.23 9 10/25/2025 A AA: 6:36.19 (+17.04s | 4.1%) 4 24 92 527
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 41 186 686
Back 100 Y 1:19.03 10 02/07/2026 A AA: 1:18.39 (+0.64s | 0.8%) 4 34 157 675
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 56 222 866
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 41 201 780
IM 100 Y 1:20.74 10 01/24/2026 A AA: 1:18.39 (+2.35s | 2.9%) 9 64 191 655
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 34 147 652

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 81 152
Free 100 M 1:18.88 9 07/11/2025 A AA: 1:18.19 (+0.69s | 0.9%) 2 26 73 128
Free 200 M 2:59.15 9 06/27/2025 A AA: 2:51.99 (+7.16s | 4.0%) 3 31 100 181
Free 400 M 6:20.93 9 06/06/2025 BB A: 6:14.89 (+6.04s | 1.6%) 2 25 47 96
Back 50 M 41.13 9 07/11/2025 AA AAA: 39.49 (+1.64s | 4.0%) 3 19 50 107
Back 100 M 1:28.76 9 07/11/2025 AA AAA: 1:25.59 (+3.17s | 3.6%) 2 16 43 86
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 69 236 380
Fly 50 M 44.69 9 05/16/2025 BB A: 41.59 (+3.10s | 6.9%) 5 56 226 379
Fly 100 M 2:02.83 8 06/22/2024 B BB: 1:55.39 (+7.44s | 6.1%) 4 63 247 404
IM 200 M 3:20.31 9 06/06/2025 A AA: 3:13.09 (+7.22s | 3.6%) 2 28 84 150

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.