Swimmer profile
Jocelyn Guo
Female15-16Palo Alto Stanford AquaticsPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
—
37.05
31.11
▲ 5.94
29.93
▲ 1.18
29.93
± 0.00
—
100 Free LCM
1:50.87
1:25.56
▲ 25.31
1:10.68
▲ 14.88
1:07.54
▲ 3.14
1:06.50
▲ 1.04
1:05.27
▲ 1.23
200 Free LCM
—
3:06.27
2:38.48
▲ 27.79
2:32.22
▲ 6.26
2:26.58
▲ 5.64
2:26.18
▲ 0.40
400 Free LCM
—
6:37.78
5:42.74
▲ 55.04
—
—
—
50 Back LCM
50.42
45.16
▲ 5.26
41.32
▲ 3.84
—
—
—
100 Back LCM
1:56.05
—
1:26.84
▲ 29.21
1:25.04
▲ 1.80
1:22.03
▲ 3.01
—
200 Back LCM
—
3:35.69
—
—
—
—
50 Breast LCM
—
42.75
39.37
▲ 3.38
—
—
36.19
▲ 3.18
100 Breast LCM
2:01.58
1:33.72
▲ 27.86
1:26.85
▲ 6.87
1:25.58
▲ 1.27
1:24.85
▲ 0.73
1:20.33
▲ 4.52
200 Breast LCM
—
3:22.19
3:10.29
▲ 11.90
3:14.01
▼ 3.72
3:04.50
▲ 9.51
3:02.14
▲ 2.36
50 Fly LCM
—
41.55
37.06
▲ 4.49
—
—
31.64
▲ 5.42
100 Fly LCM
—
—
1:29.57
1:15.15
▲ 14.42
1:11.00
▲ 4.15
1:10.67
▲ 0.33
200 IM LCM
—
3:26.96
2:55.72
▲ 31.24
2:48.05
▲ 7.67
2:42.63
▲ 5.42
2:38.67
▲ 3.96
400 IM LCM
—
—
6:22.30
6:00.81
▲ 21.49
5:44.61
▲ 16.20
—
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.