Swimmer profile
Marcus Stefan
Male11-12TEAMGOLDUSASN · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free SCY
39.55
32.51
▲ 7.04
29.49
▲ 3.02
100 Free SCY
—
1:12.48
1:08.93
▲ 3.55
200 Free SCY
3:14.85
2:35.55
▲ 39.30
2:24.27
▲ 11.28
500 Free SCY
—
7:37.83
6:36.28
▲ 61.55
1000 Free SCY
—
—
14:12.63
50 Back SCY
—
—
38.79
100 Back SCY
—
1:25.55
1:16.35
▲ 9.20
50 Breast SCY
—
52.32
39.49
▲ 12.83
100 Breast SCY
—
1:38.12
1:36.16
▲ 1.96
50 Fly SCY
46.60
35.82
▲ 10.78
31.76
▲ 4.06
100 Fly SCY
—
1:20.76
1:10.34
▲ 10.42
200 Fly SCY
—
—
3:00.06
200 IM SCY
—
2:57.08
2:50.23
▲ 6.85
400 IM SCY
—
—
6:03.69
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.