Swimmer profile
Marcus Zhang
Male13-14Bolles School SharksFL · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
36.04
31.11
▲ 4.93
29.43
▲ 1.68
28.16
▲ 1.27
25.61
▲ 2.55
25.02
▲ 0.59
100 Free SCY
1:21.75
1:09.17
▲ 12.58
1:05.05
▲ 4.12
1:02.50
▲ 2.55
57.07
▲ 5.43
55.34
▲ 1.73
200 Free SCY
3:08.22
2:37.04
▲ 31.18
2:26.87
▲ 10.17
—
—
2:01.65
▲ 25.22
500 Free SCY
—
—
6:59.19
6:18.43
▲ 40.76
—
5:45.11
▲ 33.32
1650 Free SCY
—
—
—
—
—
20:22.27
50 Back SCY
44.98
38.28
▲ 6.70
34.66
▲ 3.62
33.33
▲ 1.33
—
30.81
▲ 2.52
100 Back SCY
—
1:22.21
1:20.62
▲ 1.59
1:12.75
▲ 7.87
1:07.55
▲ 5.20
1:04.78
▲ 2.77
200 Back SCY
—
—
—
—
—
2:27.60
50 Breast SCY
55.03
46.34
▲ 8.69
41.09
▲ 5.25
38.54
▲ 2.55
36.65
▲ 1.89
34.95
▲ 1.70
100 Breast SCY
1:58.31
1:38.69
▲ 19.62
1:39.15
▼ 0.46
—
1:16.86
▲ 22.29
1:17.35
▼ 0.49
200 Breast SCY
—
—
—
3:02.22
2:49.49
▲ 12.73
2:46.04
▲ 3.45
50 Fly SCY
53.08
36.08
▲ 17.00
32.89
▲ 3.19
30.33
▲ 2.56
28.28
▲ 2.05
26.89
▲ 1.39
100 Fly SCY
—
1:30.86
1:20.95
▲ 9.91
1:12.68
▲ 8.27
1:04.81
▲ 7.87
1:00.30
▲ 4.51
200 Fly SCY
—
—
—
—
—
2:47.98
100 IM SCY
1:42.30
1:23.56
▲ 18.74
1:17.14
▲ 6.42
1:11.90
▲ 5.24
1:09.30
▲ 2.60
—
200 IM SCY
—
3:21.16
2:42.38
▲ 38.78
—
2:23.58
▲ 18.80
2:17.82
▲ 5.76
400 IM SCY
—
—
—
—
—
5:00.33
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.