Swimmer profile
Billy Jewczyn
Male13-14Cougar Aquatic TeamCT · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
49.74
37.41
▲ 12.33
30.12
▲ 7.29
29.84
▲ 0.28
28.65
▲ 1.19
100 Free LCM
—
1:26.63
1:08.38
▲ 18.25
1:03.79
▲ 4.59
—
200 Free LCM
—
—
2:29.57
—
2:22.71
▲ 6.86
400 Free LCM
—
6:43.64
5:36.14
▲ 67.50
5:21.98
▲ 14.16
—
800 Free LCM
—
—
—
—
11:03.15
50 Back LCM
51.28
44.53
▲ 6.75
35.41
▲ 9.12
34.84
▲ 0.57
32.67
▲ 2.17
100 Back LCM
—
—
1:14.03
1:10.72
▲ 3.31
1:08.94
▲ 1.78
200 Back LCM
—
—
2:39.59
2:31.41
▲ 8.18
2:34.65
▼ 3.24
50 Breast LCM
1:01.48
49.02
▲ 12.46
44.33
▲ 4.69
39.14
▲ 5.19
37.12
▲ 2.02
100 Breast LCM
2:13.58
1:47.99
▲ 25.59
1:37.00
▲ 10.99
1:30.92
▲ 6.08
1:23.44
▲ 7.48
200 Breast LCM
—
3:50.94
3:32.79
▲ 18.15
—
3:07.50
▲ 25.29
50 Fly LCM
—
—
38.72
35.20
▲ 3.52
31.21
▲ 3.99
100 Fly LCM
—
—
—
—
1:15.31
200 IM LCM
—
3:33.91
2:46.64
▲ 47.27
2:44.55
▲ 2.09
2:39.42
▲ 5.13
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.