Swimmer profile
Isaac Holtham
MaleOpen / SeniorMecklenburg Swim AssociationNC · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
34.48
31.76
▲ 2.72
30.47
▲ 1.29
—
27.04
▲ 3.43
25.37
▲ 1.67
24.71
▲ 0.66
24.13
▲ 0.58
100 Free LCM
1:16.60
1:09.07
▲ 7.53
1:07.24
▲ 1.83
59.83
▲ 7.41
57.81
▲ 2.02
55.23
▲ 2.58
53.88
▲ 1.35
54.92
▼ 1.04
200 Free LCM
—
2:30.64
2:23.15
▲ 7.49
—
2:06.77
▲ 16.38
2:05.13
▲ 1.64
1:59.77
▲ 5.36
—
400 Free LCM
—
5:12.35
5:00.65
▲ 11.70
4:28.97
▲ 31.68
4:29.23
▼ 0.26
4:35.80
▼ 6.57
4:22.58
▲ 13.22
—
800 Free LCM
—
—
—
9:22.08
9:13.30
▲ 8.78
—
—
—
1500 Free LCM
—
—
—
18:27.69
17:46.91
▲ 40.78
—
—
—
50 Back LCM
39.14
36.71
▲ 2.43
—
—
29.36
▲ 7.35
—
—
27.31
▲ 2.05
100 Back LCM
1:26.15
1:24.19
▲ 1.96
1:16.28
▲ 7.91
1:05.05
▲ 11.23
1:03.98
▲ 1.07
59.78
▲ 4.20
59.84
▼ 0.06
58.35
▲ 1.49
200 Back LCM
—
—
2:43.03
2:20.00
▲ 23.03
2:19.77
▲ 0.23
2:14.13
▲ 5.64
2:10.08
▲ 4.05
2:13.42
▼ 3.34
50 Breast LCM
46.95
41.14
▲ 5.81
—
—
—
—
—
—
100 Breast LCM
—
1:32.58
1:24.48
▲ 8.10
—
1:08.89
▲ 15.59
1:06.23
▲ 2.66
1:05.55
▲ 0.68
1:07.64
▼ 2.09
200 Breast LCM
—
—
3:08.72
2:54.36
▲ 14.36
2:29.86
▲ 24.50
2:24.40
▲ 5.46
2:25.68
▼ 1.28
—
50 Fly LCM
37.89
33.14
▲ 4.75
33.40
▼ 0.26
—
—
—
—
26.50
▲ 6.90
100 Fly LCM
—
1:12.58
1:09.69
▲ 2.89
1:06.67
▲ 3.02
1:03.04
▲ 3.63
59.67
▲ 3.37
56.77
▲ 2.90
58.71
▼ 1.94
200 Fly LCM
—
—
2:36.96
2:25.78
▲ 11.18
2:30.75
▼ 4.97
—
2:09.51
▲ 21.24
—
200 IM LCM
—
2:44.60
2:33.01
▲ 11.59
2:20.44
▲ 12.57
2:17.44
▲ 3.00
2:09.54
▲ 7.90
2:10.90
▼ 1.36
2:07.71
▲ 3.19
400 IM LCM
—
—
5:37.90
4:55.50
▲ 42.40
4:48.19
▲ 7.31
4:35.15
▲ 13.04
4:38.22
▼ 3.07
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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.