Swimmer profile
Jillianna Mason
Female13-14Sunrise Swim ClubNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
37.48
33.98
▲ 3.50
33.14
▲ 0.84
31.50
▲ 1.64
100 Free LCM
1:25.77
1:19.44
▲ 6.33
1:17.53
▲ 1.91
1:11.27
▲ 6.26
200 Free LCM
—
2:58.62
2:55.02
▲ 3.60
—
50 Back LCM
42.08
39.33
▲ 2.75
38.18
▲ 1.15
35.57
▲ 2.61
100 Back LCM
—
—
1:27.91
1:22.74
▲ 5.17
50 Breast LCM
43.39
41.14
▲ 2.25
38.73
▲ 2.41
37.19
▲ 1.54
100 Breast LCM
1:39.52
1:32.88
▲ 6.64
1:27.67
▲ 5.21
1:20.84
▲ 6.83
200 Breast LCM
—
3:28.31
3:14.55
▲ 13.76
2:57.41
▲ 17.14
50 Fly LCM
56.30
—
39.58
▲ 16.72
36.33
▲ 3.25
200 IM LCM
—
—
3:05.92
3:05.02
▲ 0.90
400 IM LCM
—
—
7:17.31
6:32.57
▲ 44.74
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.