Yiyi Cheng

Age: 12 years old
Age Category: 11-12
Team: First Colony Swim Team, Inc. | Gulf Swimming
Participation: 14 meets 73 events

Personal Best

Long course distance

Event Time Age Date Standard Next Standard Gulf Swimming First Colony Swim Team, Inc.
Free 50 M 33.74 12 04/11/2025 BB A: 32.09 (+1.65s | 4.9%) 145 14
Free 100 M 1:16.67 12 04/11/2025 B BB: 1:16.19 (+0.48s | 0.6%) 162 18
Free 200 M 2:56.76 11 05/18/2024 B BB: 2:46.39 (+10.37s | 5.9%) 176 22
Back 50 M 43.04 12 07/11/2025 B BB: 41.09 (+1.95s | 4.5%) 201 22
Back 100 M 1:33.91 12 04/11/2025 B BB: 1:29.59 (+4.32s | 4.6%) 203 23
Breast 50 M 38.45 12 07/16/2025 AA AAA: 38.09 (+0.36s | 0.9%) 11 2
Breast 100 M 1:27.01 12 07/11/2025 AA AAA: 1:23.09 (+3.92s | 4.5%) 22 4
Breast 200 M 3:06.01 12 07/11/2025 AA AAA: 2:59.09 (+6.92s | 3.7%) 21 4
Fly 50 M 39.38 12 06/20/2025 B BB: 38.69 (+0.69s | 1.8%) 157 13
Fly 100 M 1:34.98 12 06/20/2025 B BB: 1:27.29 (+7.69s | 8.1%) 136 10
IM 200 M 2:59.86 12 06/20/2025 BB A: 2:53.69 (+6.17s | 3.4%) 91 9

Short course distance

Event Time Age Date Standard Next Standard Gulf Swimming First Colony Swim Team, Inc.
Free 50 Y 31.07 11 09/21/2024 B BB: 30.49 (+0.58s | 1.9%) 218 25
Free 100 Y 1:09.24 11 09/21/2024 B BB: 1:06.39 (+2.85s | 4.1%) 187 21
50 Free
32.59
32.59
100 Free
36.65
1:09.24
100 Free
1:09.24
Free 200 Y 2:55.30 10 10/13/2023 B: 2:35.99 (+19.31s | 11.0%) 376 40
50 Free
37.13
37.13
100 Free
46.73
1:23.86
100 Free
1:23.86
150 Free
47.89
2:11.75
200 Free
43.55
2:55.30
100 Free
1:31.44
Back 50 Y 38.35 11 09/21/2024 B BB: 35.59 (+2.76s | 7.2%) 226 21
Back 100 Y 1:31.26 10 02/16/2024 B: 1:22.19 (+9.07s | 9.9%) 372 43
50 Back
43.71
43.71
100 Back
47.55
1:31.26
100 Back
1:31.26
Breast 50 Y 35.67 11 01/31/2025 A AA: 34.99 (+0.68s | 1.9%) 23 3
Breast 100 Y 1:19.51 11 12/06/2024 BB A: 1:18.39 (+1.12s | 1.4%) 36 4
50 Breast
37.51
37.51
100 Breast
42.00
1:19.51
100 Breast
1:19.51
Breast 200 Y 2:49.51 11 12/06/2024 BB A: 2:48.39 (+1.12s | 0.7%) 17 2
50 Breast
38.51
38.51
100 Breast
42.99
1:21.50
100 Breast
1:21.50
150 Breast
44.55
2:06.05
200 Breast
43.46
2:49.51
100 Breast
1:28.01
Fly 50 Y 36.96 11 12/06/2024 B BB: 34.19 (+2.77s | 7.5%) 200 20
Fly 100 Y 1:35.38 10 01/12/2024 B: 1:22.89 (+12.49s | 13.1%) 242 28
50 Fly
43.02
43.02
100 Fly
52.36
1:35.38
100 Fly
1:35.38
IM 100 Y 1:14.48 11 02/21/2025 BB A: 1:09.99 (+4.49s | 6.0%) 82 8
50 IM
36.84
36.84
100 IM
37.64
1:14.48
100 IM
1:14.48
IM 200 Y 3:18.71 10 10/13/2023 B: 2:59.29 (+19.42s | 9.8%) 298 39
100 Back
1:40.39
1:40.39
100 IM
1:40.39
150 Breast
52.03
2:32.42
200 Free
46.29
3:18.71
100 IM
1:38.32

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