Swimmer profile
Jiayin Jian-Gross
Female17-18Rochester Swim ClubMN · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
—
—
33.12
32.05
▲ 1.07
27.59
▲ 4.46
25.51
▲ 2.08
25.87
▼ 0.36
25.47
▲ 0.40
25.63
▼ 0.16
100 Free SCY
1:58.78
1:36.67
▲ 22.11
1:21.45
▲ 15.22
1:14.80
▲ 6.65
1:00.95
▲ 13.85
55.80
▲ 5.15
57.10
▼ 1.30
58.22
▼ 1.12
59.40
▼ 1.18
200 Free SCY
—
—
—
—
2:28.15
2:08.75
▲ 19.40
2:09.85
▼ 1.10
2:14.35
▼ 4.50
2:11.61
▲ 2.74
500 Free SCY
—
—
—
—
6:46.13
6:05.54
▲ 40.59
—
—
—
50 Back SCY
—
48.38
39.14
▲ 9.24
36.17
▲ 2.97
29.97
▲ 6.20
28.50
▲ 1.47
28.53
▼ 0.03
28.48
▲ 0.05
27.97
▲ 0.51
100 Back SCY
—
—
1:27.29
1:17.62
▲ 9.67
1:04.91
▲ 12.71
1:01.51
▲ 3.40
1:02.68
▼ 1.17
1:01.26
▲ 1.42
1:00.23
▲ 1.03
200 Back SCY
—
—
—
—
2:25.58
2:16.95
▲ 8.63
2:19.70
▼ 2.75
2:17.90
▲ 1.80
2:17.71
▲ 0.19
50 Breast SCY
—
57.91
47.94
▲ 9.97
43.62
▲ 4.32
—
—
—
—
—
100 Breast SCY
—
—
—
1:34.59
—
—
—
—
—
50 Fly SCY
—
52.65
41.93
▲ 10.72
34.81
▲ 7.12
29.82
▲ 4.99
—
—
—
28.16
▲ 1.66
100 Fly SCY
—
—
—
—
—
—
—
—
1:06.32
100 IM SCY
—
1:49.37
1:31.13
▲ 18.24
1:23.37
▲ 7.76
1:09.60
▲ 13.77
1:06.99
▲ 2.61
1:08.52
▼ 1.53
1:06.57
▲ 1.95
1:07.51
▼ 0.94
200 IM SCY
—
—
—
—
2:41.57
2:30.61
▲ 10.96
—
2:29.35
▲ 1.26
—
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.