Swimmer profile
Spencer Brock
Female13-14Sierra Marlins Swim TeamSN · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
37.41
32.85
▲ 4.56
30.27
▲ 2.58
27.37
▲ 2.90
26.01
▲ 1.36
100 Free SCY
—
—
1:09.39
59.00
▲ 10.39
55.77
▲ 3.23
200 Free SCY
—
—
2:35.46
2:11.39
▲ 24.07
2:01.01
▲ 10.38
500 Free SCY
—
—
—
—
5:34.99
50 Back SCY
45.06
39.47
▲ 5.59
33.64
▲ 5.83
30.52
▲ 3.12
28.98
▲ 1.54
100 Back SCY
—
—
1:12.50
1:06.02
▲ 6.48
1:01.93
▲ 4.09
200 Back SCY
—
—
—
2:23.29
2:14.09
▲ 9.20
50 Breast SCY
57.27
50.33
▲ 6.94
45.33
▲ 5.00
41.49
▲ 3.84
40.16
▲ 1.33
50 Fly SCY
44.68
38.46
▲ 6.22
34.24
▲ 4.22
30.33
▲ 3.91
29.05
▲ 1.28
100 Fly SCY
—
—
—
1:13.74
1:11.79
▲ 1.95
100 IM SCY
1:37.46
1:28.61
▲ 8.85
1:18.35
▲ 10.26
1:09.82
▲ 8.53
—
200 IM SCY
—
—
—
—
2:25.80
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.