Swimmer profile
Mason Shirley
Male17-18Texas Ford AquaticsNT · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
38.47
29.25
▲ 9.22
—
26.00
▲ 3.25
27.31
▼ 1.31
—
25.80
▲ 1.51
100 Free LCM
1:25.91
1:13.99
▲ 11.92
59.89
▲ 14.10
57.30
▲ 2.59
55.57
▲ 1.73
55.53
▲ 0.04
54.15
▲ 1.38
200 Free LCM
3:17.89
2:34.84
▲ 43.05
2:13.95
▲ 20.89
2:05.49
▲ 8.46
1:59.04
▲ 6.45
1:58.60
▲ 0.44
1:58.56
▲ 0.04
400 Free LCM
—
—
4:35.27
4:22.29
▲ 12.98
4:17.10
▲ 5.19
4:08.54
▲ 8.56
4:17.90
▼ 9.36
800 Free LCM
—
11:08.36
9:38.85
▲ 89.51
9:06.32
▲ 32.53
8:50.98
▲ 15.34
8:36.04
▲ 14.94
8:51.54
▼ 15.50
1500 Free LCM
—
21:00.48
18:35.96
▲ 144.52
17:10.50
▲ 85.46
16:55.68
▲ 14.82
16:30.05
▲ 25.63
17:07.01
▼ 36.96
50 Back LCM
41.78
—
—
—
—
—
—
100 Back LCM
1:36.88
1:22.60
▲ 14.28
1:13.37
▲ 9.23
1:06.58
▲ 6.79
1:03.29
▲ 3.29
1:07.23
▼ 3.94
1:04.66
▲ 2.57
200 Back LCM
—
2:54.57
2:32.07
▲ 22.50
2:24.05
▲ 8.02
2:18.07
▲ 5.98
2:27.15
▼ 9.08
2:17.33
▲ 9.82
50 Breast LCM
53.52
—
—
—
—
—
—
100 Breast LCM
1:53.88
1:35.74
▲ 18.14
—
1:22.02
▲ 13.72
—
—
—
50 Fly LCM
49.18
—
—
—
—
—
—
100 Fly LCM
—
1:26.92
1:12.55
▲ 14.37
1:08.11
▲ 4.44
—
—
—
200 IM LCM
3:40.24
2:55.92
▲ 44.32
2:34.06
▲ 21.86
2:30.87
▲ 3.19
2:27.64
▲ 3.23
2:24.94
▲ 2.70
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400 IM LCM
—
—
—
—
5:11.11
—
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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.