Swimmer profile
Jack Doolittle
Male13-14Sierra Marlins Swim TeamSN · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
32.12
32.25
▼ 0.13
30.37
▲ 1.88
—
—
100 Free LCM
1:11.37
1:09.03
▲ 2.34
1:05.30
▲ 3.73
1:02.98
▲ 2.32
1:01.00
▲ 1.98
200 Free LCM
2:31.84
2:28.89
▲ 2.95
2:20.73
▲ 8.16
2:14.00
▲ 6.73
2:08.72
▲ 5.28
400 Free LCM
5:21.54
5:05.02
▲ 16.52
4:52.56
▲ 12.46
4:36.24
▲ 16.32
4:30.23
▲ 6.01
1500 Free LCM
—
—
—
18:28.72
—
50 Back LCM
36.23
35.48
▲ 0.75
35.40
▲ 0.08
32.91
▲ 2.49
—
100 Back LCM
1:21.35
1:15.42
▲ 5.93
1:13.58
▲ 1.84
1:11.20
▲ 2.38
1:08.00
▲ 3.20
200 Back LCM
—
2:42.88
2:36.21
▲ 6.67
2:28.23
▲ 7.98
2:26.71
▲ 1.52
50 Breast LCM
47.93
43.13
▲ 4.80
42.12
▲ 1.01
—
—
100 Breast LCM
1:37.61
1:30.35
▲ 7.26
—
1:24.59
▲ 5.76
1:16.07
▲ 8.52
200 Breast LCM
—
3:24.73
—
—
2:44.44
▲ 40.29
50 Fly LCM
—
—
36.35
—
—
100 Fly LCM
—
—
—
1:12.84
1:07.47
▲ 5.37
200 IM LCM
2:55.45
2:45.04
▲ 10.41
2:40.16
▲ 4.88
2:27.27
▲ 12.89
2:22.04
▲ 5.23
400 IM LCM
—
—
5:36.40
5:12.19
▲ 24.21
5:05.60
▲ 6.59
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.