Swimmer profile
Jack Jeffers
Male10 & UnderScottsdale Aquatic ClubAZ · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
25 Free SCY
26.21
20.61
▲ 5.60
16.97
▲ 3.64
16.28
▲ 0.69
50 Free SCY
57.06
44.28
▲ 12.78
35.65
▲ 8.63
33.80
▲ 1.85
100 Free SCY
—
—
1:21.49
1:16.12
▲ 5.37
200 Free SCY
—
—
—
2:46.27
25 Back SCY
27.59
25.91
▲ 1.68
22.92
▲ 2.99
19.80
▲ 3.12
50 Back SCY
1:04.03
—
44.48
▲ 19.55
40.23
▲ 4.25
100 Back SCY
—
—
1:36.67
1:28.88
▲ 7.79
25 Breast SCY
37.80
37.54
▲ 0.26
24.12
▲ 13.42
19.08
▲ 5.04
50 Breast SCY
—
—
53.39
49.97
▲ 3.42
100 Breast SCY
—
—
1:54.56
1:50.43
▲ 4.13
25 Fly SCY
—
26.48
20.63
▲ 5.85
18.22
▲ 2.41
100 IM SCY
—
—
1:40.34
1:30.68
▲ 9.66
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.