Swimmer profile
Izzy Krantzcke
FemaleOpen / SeniorSouthern Methodist UniversityNT · SOUTHERNCollege athlete · Southern Methodist UniversityD1
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
30.53
29.78
▲ 0.75
29.20
▲ 0.58
28.75
▲ 0.45
—
28.62
▲ 0.13
28.31
▲ 0.31
28.26
▲ 0.05
—
28.48
▼ 0.22
—
100 Free LCM
1:04.79
1:05.22
▼ 0.43
1:00.91
▲ 4.31
1:02.32
▼ 1.41
1:00.24
▲ 2.08
59.27
▲ 0.97
1:00.19
▼ 0.92
59.31
▲ 0.88
59.54
▼ 0.23
—
1:00.16
▼ 0.62
200 Free LCM
2:19.31
2:15.11
▲ 4.20
2:11.44
▲ 3.67
2:11.51
▼ 0.07
2:08.25
▲ 3.26
2:09.28
▼ 1.03
2:09.32
▼ 0.04
2:07.15
▲ 2.17
2:07.89
▼ 0.74
—
—
400 Free LCM
4:56.00
4:43.77
▲ 12.23
4:30.33
▲ 13.44
4:31.35
▼ 1.02
4:30.12
▲ 1.23
4:35.34
▼ 5.22
—
—
—
—
—
800 Free LCM
—
9:40.90
9:20.93
▲ 19.97
9:21.24
▼ 0.31
9:22.95
▼ 1.71
—
9:29.68
▼ 6.73
9:21.73
▲ 7.95
—
—
—
1500 Free LCM
—
—
17:47.13
17:49.06
▼ 1.93
18:03.19
▼ 14.13
—
—
—
—
—
—
50 Back LCM
34.08
—
—
32.02
▲ 2.06
—
—
31.88
▲ 0.14
30.78
▲ 1.10
—
—
—
100 Back LCM
1:17.06
1:13.49
▲ 3.57
1:13.40
▲ 0.09
1:10.10
▲ 3.30
—
1:05.85
▲ 4.25
1:06.84
▼ 0.99
1:05.05
▲ 1.79
—
—
—
200 Back LCM
2:35.45
2:34.14
▲ 1.31
2:27.23
▲ 6.91
2:25.10
▲ 2.13
2:27.69
▼ 2.59
2:25.60
▲ 2.09
2:26.66
▼ 1.06
2:20.95
▲ 5.71
—
—
—
50 Breast LCM
37.11
38.05
▼ 0.94
37.31
▲ 0.74
34.99
▲ 2.32
—
34.52
▲ 0.47
34.30
▲ 0.22
33.34
▲ 0.96
—
—
32.76
▲ 0.58
100 Breast LCM
1:19.78
1:16.38
▲ 3.40
1:16.49
▼ 0.11
1:14.35
▲ 2.14
1:14.37
▼ 0.02
1:11.78
▲ 2.59
1:12.51
▼ 0.73
1:12.15
▲ 0.36
1:14.40
▼ 2.25
1:11.73
▲ 2.67
1:11.51
▲ 0.22
200 Breast LCM
2:51.38
2:47.03
▲ 4.35
2:43.09
▲ 3.94
2:41.11
▲ 1.98
2:45.84
▼ 4.73
2:36.45
▲ 9.39
2:38.67
▼ 2.22
2:35.11
▲ 3.56
2:39.34
▼ 4.23
—
—
50 Fly LCM
35.26
32.95
▲ 2.31
—
—
—
—
31.52
▲ 1.43
29.69
▲ 1.83
—
—
—
100 Fly LCM
1:22.07
1:12.77
▲ 9.30
1:09.24
▲ 3.53
1:11.45
▼ 2.21
—
1:07.08
▲ 4.37
1:08.90
▼ 1.82
1:05.52
▲ 3.38
1:04.69
▲ 0.83
—
—
200 Fly LCM
—
2:43.77
2:32.62
▲ 11.15
2:41.34
▼ 8.72
—
2:32.22
▲ 9.12
—
2:29.65
▲ 2.57
—
—
—
200 IM LCM
2:40.14
2:30.89
▲ 9.25
2:25.86
▲ 5.03
2:22.35
▲ 3.51
2:30.88
▼ 8.53
2:21.98
▲ 8.90
2:21.22
▲ 0.76
2:18.66
▲ 2.56
2:24.04
▼ 5.38
—
2:27.20
▼ 3.16
400 IM LCM
—
5:19.30
5:05.47
▲ 13.83
5:09.26
▼ 3.79
5:23.31
▼ 14.05
5:09.21
▲ 14.10
—
4:57.05
▲ 12.16
—
—
5:17.43
▼ 20.38
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.