Swimmer profile
William Yiengst
Male10 & UnderMachine AquaticsPV · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
—
37.67
—
100 Free LCM
1:37.83
1:23.58
▲ 14.25
1:18.46
▲ 5.12
50 Back LCM
49.93
—
—
50 Breast LCM
—
53.41
47.75
▲ 5.66
100 Breast LCM
—
—
1:43.34
200 Breast LCM
—
3:56.13
—
50 Fly LCM
51.22
—
43.00
▲ 8.22
100 Fly LCM
—
—
1:39.39
200 IM LCM
—
3:36.61
—
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.