Swimmer profile
Zaj Xiong
Male15-16Wolverine AquaticsSN · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
44.62
36.49
▲ 8.13
34.18
▲ 2.31
32.88
▲ 1.30
30.05
▲ 2.83
29.14
▲ 0.91
—
25.74
▲ 3.40
25.36
▲ 0.38
100 Free SCY
—
1:19.88
1:15.09
▲ 4.79
1:11.83
▲ 3.26
1:07.05
▲ 4.78
1:01.76
▲ 5.29
58.04
▲ 3.72
55.02
▲ 3.02
55.22
▼ 0.20
200 Free SCY
—
—
—
—
2:26.20
2:16.81
▲ 9.39
2:04.52
▲ 12.29
2:00.12
▲ 4.40
1:58.50
▲ 1.62
500 Free SCY
—
—
—
—
6:36.85
—
—
5:29.17
▲ 67.68
5:04.27
▲ 24.90
50 Back SCY
—
44.63
41.47
▲ 3.16
41.39
▲ 0.08
38.01
▲ 3.38
38.05
▼ 0.04
—
—
—
100 Back SCY
—
—
1:28.66
1:30.81
▼ 2.15
1:18.74
▲ 12.07
1:15.79
▲ 2.95
1:11.31
▲ 4.48
1:04.91
▲ 6.40
1:01.39
▲ 3.52
50 Breast SCY
54.81
45.04
▲ 9.77
39.75
▲ 5.29
37.47
▲ 2.28
35.12
▲ 2.35
33.67
▲ 1.45
—
—
28.37
▲ 5.30
100 Breast SCY
—
1:32.23
1:27.17
▲ 5.06
1:19.95
▲ 7.22
1:14.15
▲ 5.80
1:12.37
▲ 1.78
1:07.33
▲ 5.04
1:00.12
▲ 7.21
58.94
▲ 1.18
200 Breast SCY
—
—
3:08.90
—
2:41.11
▲ 27.79
2:34.31
▲ 6.80
2:22.84
▲ 11.47
2:11.89
▲ 10.95
2:07.09
▲ 4.80
50 Fly SCY
—
—
39.09
37.04
▲ 2.05
32.40
▲ 4.64
34.48
▼ 2.08
—
—
—
100 Fly SCY
—
—
—
—
1:18.53
1:12.21
▲ 6.32
1:07.14
▲ 5.07
1:03.19
▲ 3.95
—
100 IM SCY
—
—
1:25.32
1:19.80
▲ 5.52
1:12.83
▲ 6.97
1:09.81
▲ 3.02
1:10.08
▼ 0.27
—
—
200 IM SCY
—
—
—
2:42.22
2:32.50
▲ 9.72
2:29.07
▲ 3.43
2:18.13
▲ 10.94
2:05.68
▲ 12.45
2:01.25
▲ 4.43
400 IM SCY
—
—
—
—
5:33.37
5:12.16
▲ 21.21
5:02.98
▲ 9.18
4:35.52
▲ 27.46
4:22.39
▲ 13.13
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.