Swimmer profile
William Cornthwaite
Male15-16Hawaii Swimming ClubHI · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
36.29
30.82
▲ 5.47
29.40
▲ 1.42
100 Free LCM
1:22.99
—
1:05.87
▲ 17.12
50 Back LCM
—
37.13
—
100 Back LCM
—
—
1:13.58
200 Back LCM
—
—
2:39.87
50 Breast LCM
—
43.44
—
100 Breast LCM
1:52.65
—
—
200 Breast LCM
—
—
3:15.68
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.