Swimmer profile
Tessa Nienhuis
Female15-16Michigan Lakeshore AquaticsMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2023–24
2024–25
2025–26
50 Free LCM
—
—
31.31
29.28
▲ 2.03
100 Free LCM
—
1:14.96
1:12.93
▲ 2.03
1:06.00
▲ 6.93
200 Free LCM
—
2:51.49
2:40.52
▲ 10.97
—
400 Free LCM
—
—
5:43.90
5:14.29
▲ 29.61
50 Back LCM
49.94
—
—
34.04
▲ 15.90
100 Back LCM
—
1:27.74
1:17.27
▲ 10.47
1:13.30
▲ 3.97
200 Back LCM
—
—
2:50.44
2:37.68
▲ 12.76
50 Breast LCM
1:01.62
—
—
—
50 Fly LCM
—
—
—
34.44
200 IM LCM
—
—
2:58.09
2:48.30
▲ 9.79
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.