Swimmer profile
Margaret Lietzau
Female17-18New Trier AquaticsIL · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
45.49
39.89
▲ 5.60
34.08
▲ 5.81
29.48
▲ 4.60
28.55
▲ 0.93
27.78
▲ 0.77
27.55
▲ 0.23
27.40
▲ 0.15
27.57
▼ 0.17
100 Free LCM
1:49.23
1:33.16
▲ 16.07
1:17.42
▲ 15.74
1:03.73
▲ 13.69
1:02.67
▲ 1.06
1:01.42
▲ 1.25
58.65
▲ 2.77
58.29
▲ 0.36
59.64
▼ 1.35
200 Free LCM
—
—
2:50.02
2:33.82
▲ 16.20
2:25.10
▲ 8.72
2:13.49
▲ 11.61
2:06.25
▲ 7.24
2:07.54
▼ 1.29
2:09.43
▼ 1.89
400 Free LCM
—
—
5:42.42
—
4:57.77
▲ 44.65
4:46.15
▲ 11.62
4:41.52
▲ 4.63
4:30.63
▲ 10.89
4:30.29
▲ 0.34
800 Free LCM
—
—
—
—
10:39.57
9:43.43
▲ 56.14
9:31.16
▲ 12.27
9:27.53
▲ 3.63
9:39.55
▼ 12.02
1500 Free LCM
—
—
—
—
—
18:24.31
18:22.93
▲ 1.38
17:59.73
▲ 23.20
17:49.59
▲ 10.14
50 Back LCM
55.96
49.32
▲ 6.64
41.39
▲ 7.93
36.94
▲ 4.45
36.23
▲ 0.71
—
—
—
34.11
▲ 2.12
100 Back LCM
—
1:50.32
1:33.05
▲ 17.27
1:17.75
▲ 15.30
1:15.84
▲ 1.91
1:14.73
▲ 1.11
1:13.80
▲ 0.93
1:14.94
▼ 1.14
1:11.27
▲ 3.67
200 Back LCM
—
—
—
—
2:50.40
2:41.08
▲ 9.32
2:36.47
▲ 4.61
2:41.84
▼ 5.37
—
50 Breast LCM
—
1:09.22
53.96
▲ 15.26
—
49.01
▲ 4.95
—
—
—
—
100 Breast LCM
—
—
—
—
1:44.14
1:39.42
▲ 4.72
1:34.20
▲ 5.22
1:34.37
▼ 0.17
1:30.61
▲ 3.76
200 Breast LCM
—
—
—
—
3:42.84
—
3:24.95
▲ 17.89
3:22.22
▲ 2.73
—
50 Fly LCM
1:03.86
49.65
▲ 14.21
44.54
▲ 5.11
33.52
▲ 11.02
—
—
31.94
▲ 1.58
—
30.79
▲ 1.15
100 Fly LCM
—
—
1:47.28
1:21.51
▲ 25.77
1:15.82
▲ 5.69
1:11.72
▲ 4.10
1:06.43
▲ 5.29
1:05.32
▲ 1.11
1:06.27
▼ 0.95
200 Fly LCM
—
—
—
—
—
2:41.59
—
2:20.22
▲ 21.37
2:22.12
▼ 1.90
200 IM LCM
—
—
3:17.75
3:00.24
▲ 17.51
2:55.54
▲ 4.70
2:39.90
▲ 15.64
2:34.44
▲ 5.46
2:31.89
▲ 2.55
2:32.99
▼ 1.10
400 IM LCM
—
—
—
—
6:06.91
5:38.55
▲ 28.36
—
5:37.06
▲ 1.49
5:40.92
▼ 3.86
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.