Swimmer profile
Marissa McNerney
Female15-16Cincinnati MarlinsOH · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
46.26
38.58
▲ 7.68
32.91
▲ 5.67
29.95
▲ 2.96
30.40
▼ 0.45
28.72
▲ 1.68
—
—
100 Free LCM
1:46.69
1:27.53
▲ 19.16
1:08.37
▲ 19.16
1:03.89
▲ 4.48
1:03.68
▲ 0.21
1:02.15
▲ 1.53
1:03.20
▼ 1.05
1:03.07
▲ 0.13
200 Free LCM
—
3:09.03
2:29.26
▲ 39.77
2:24.24
▲ 5.02
2:16.33
▲ 7.91
2:13.25
▲ 3.08
2:14.93
▼ 1.68
2:17.89
▼ 2.96
400 Free LCM
—
—
5:18.50
5:13.26
▲ 5.24
4:54.70
▲ 18.56
4:44.01
▲ 10.69
4:44.67
▼ 0.66
4:41.96
▲ 2.71
800 Free LCM
—
—
—
—
—
9:50.21
—
—
1500 Free LCM
—
—
—
—
19:22.39
18:38.39
▲ 44.00
—
—
50 Back LCM
52.53
44.23
▲ 8.30
36.30
▲ 7.93
33.45
▲ 2.85
32.53
▲ 0.92
32.37
▲ 0.16
32.51
▼ 0.14
33.77
▼ 1.26
100 Back LCM
1:53.39
1:40.33
▲ 13.06
1:18.93
▲ 21.40
1:11.77
▲ 7.16
1:09.63
▲ 2.14
1:08.01
▲ 1.62
1:06.69
▲ 1.32
1:05.95
▲ 0.74
200 Back LCM
—
—
2:48.92
2:33.23
▲ 15.69
2:28.03
▲ 5.20
2:27.03
▲ 1.00
2:25.86
▲ 1.17
2:21.05
▲ 4.81
50 Breast LCM
1:02.07
56.14
▲ 5.93
46.51
▲ 9.63
41.36
▲ 5.15
—
40.61
▲ 0.75
39.86
▲ 0.75
40.47
▼ 0.61
100 Breast LCM
2:07.24
2:03.15
▲ 4.09
1:29.81
▲ 33.34
1:29.37
▲ 0.44
1:35.52
▼ 6.15
1:24.77
▲ 10.75
—
—
200 Breast LCM
—
—
—
—
3:16.60
3:04.65
▲ 11.95
3:09.30
▼ 4.65
—
50 Fly LCM
55.38
51.45
▲ 3.93
—
32.76
▲ 18.69
—
—
32.71
▲ 0.05
—
100 Fly LCM
—
—
1:27.60
—
1:11.85
▲ 15.75
1:15.77
▼ 3.92
1:16.80
▼ 1.03
1:11.15
▲ 5.65
200 Fly LCM
—
—
—
2:59.80
—
—
—
2:48.50
▲ 11.30
200 IM LCM
—
3:50.68
2:47.85
▲ 62.83
2:39.85
▲ 8.00
2:38.89
▲ 0.96
2:30.60
▲ 8.29
2:31.17
▼ 0.57
2:26.43
▲ 4.74
400 IM LCM
—
—
—
5:33.41
5:27.82
▲ 5.59
5:44.00
▼ 16.18
5:18.61
▲ 25.39
5:10.59
▲ 8.02
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.