Swimmer profile
Marin Massie
Female13-14East Grand Rapids AquaticsMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
36.96
—
32.85
▲ 4.11
30.98
▲ 1.87
100 Free LCM
1:22.83
1:14.66
▲ 8.17
1:08.88
▲ 5.78
1:08.22
▲ 0.66
200 Free LCM
2:56.47
2:43.87
▲ 12.60
2:31.67
▲ 12.20
2:27.44
▲ 4.23
400 Free LCM
—
5:45.58
5:17.55
▲ 28.03
5:14.34
▲ 3.21
50 Back LCM
45.57
40.41
▲ 5.16
36.68
▲ 3.73
36.09
▲ 0.59
100 Back LCM
1:38.26
1:27.38
▲ 10.88
1:18.58
▲ 8.80
1:19.15
▼ 0.57
200 Back LCM
—
3:05.28
2:46.19
▲ 19.09
2:42.88
▲ 3.31
50 Breast LCM
—
—
47.18
—
100 Breast LCM
—
—
1:41.74
—
50 Fly LCM
49.59
—
38.71
▲ 10.88
—
200 IM LCM
—
—
—
2:53.12
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.