Swimmer profile
Mackenzie Byrne
FemaleOpen / SeniorSun Valley 5 BSR · WESTERNCollege athlete · University of WashingtonD1
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
50 Free LCM
36.95
32.81
▲ 4.14
29.79
▲ 3.02
29.35
▲ 0.44
28.60
▲ 0.75
28.33
▲ 0.27
100 Free LCM
1:21.82
1:13.55
▲ 8.27
1:05.43
▲ 8.12
1:05.42
▲ 0.01
1:03.30
▲ 2.12
1:01.16
▲ 2.14
200 Free LCM
2:56.12
2:45.42
▲ 10.70
2:24.07
▲ 21.35
2:25.36
▼ 1.29
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400 Free LCM
6:06.26
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5:03.66
▲ 62.60
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50 Back LCM
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34.26
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100 Back LCM
1:34.72
1:29.57
▲ 5.15
1:17.44
▲ 12.13
1:19.98
▼ 2.54
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200 Back LCM
3:24.10
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100 Breast LCM
1:49.85
1:43.43
▲ 6.42
1:35.15
▲ 8.28
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200 Breast LCM
3:50.59
3:40.56
▲ 10.03
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50 Fly LCM
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33.90
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100 Fly LCM
1:32.90
1:26.09
▲ 6.81
1:10.33
▲ 15.76
1:11.47
▼ 1.14
1:06.98
▲ 4.49
1:05.52
▲ 1.46
200 Fly LCM
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2:40.19
2:35.34
▲ 4.85
2:33.88
▲ 1.46
2:29.84
▲ 4.04
200 IM LCM
3:23.60
3:15.24
▲ 8.36
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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.