Swimmer profile
Lydia Kroon
Female13-14Pierre Swim TeamSD · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
46.88
44.58
▲ 2.30
36.49
▲ 8.09
37.27
▼ 0.78
33.54
▲ 3.73
100 Free LCM
1:54.31
1:48.51
▲ 5.80
1:22.72
▲ 25.79
1:22.70
▲ 0.02
1:17.17
▲ 5.53
200 Free LCM
3:51.97
3:32.25
▲ 19.72
2:56.69
▲ 35.56
2:58.96
▼ 2.27
2:46.03
▲ 12.93
400 Free LCM
—
—
6:45.28
6:01.13
▲ 44.15
5:35.20
▲ 25.93
50 Back LCM
55.63
52.68
▲ 2.95
44.03
▲ 8.65
44.58
▼ 0.55
41.99
▲ 2.59
100 Back LCM
2:03.80
1:49.70
▲ 14.10
1:36.88
▲ 12.82
1:35.41
▲ 1.47
1:30.25
▲ 5.16
50 Breast LCM
1:13.44
—
55.31
▲ 18.13
54.02
▲ 1.29
51.86
▲ 2.16
100 Breast LCM
2:41.09
—
—
—
—
50 Fly LCM
—
—
51.20
50.74
▲ 0.46
44.88
▲ 5.86
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.