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Mackenzie Cook

Age: 9 years old
Age Category: 10 & under
Team: Seattle Metropolitan Aquatic C | Pacific Northwest Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Seattle Metropolitan Aquatic C Pacific Northwest Swimming Western Zone USA
Free 25 Y 18.55 9 12/06/2025 13 89 557 1,000+
Free 50 Y 41.57 9 11/16/2025 B: 39.79 (+1.78s | 4.3%) 53 357 1,000+ 1,000+
Free 100 Y 1:36.68 Analysis 9 03/28/2026 B: 1:30.79 (+5.89s | 6.1%) 40 308 1,000+ 1,000+
50 Free
42.74
42.74
100 Free
53.94
1:36.68
100 Free
1:36.68
Back 25 Y 22.23 9 12/06/2025 16 102 519 1,000+
Back 50 Y 47.01 9 10/18/2025 B BB: 43.29 (+3.72s | 7.9%) 36 276 1,000+ 1,000+
Breast 25 Y 25.05 9 12/06/2025 8 73 414 1,000+
Fly 25 Y 24.53 9 12/06/2025 21 163 854 1,000+

Long course distance

Event Time Age Date Standard Next Standard Seattle Metropolitan Aquatic C Pacific Northwest Swimming Western Zone USA
Free 50 M 47.72 9 05/28/2026 B: 45.29 (+2.43s | 5.1%) 43 279 1,000+ 1,000+
Free 100 M 1:44.55 Analysis 9 05/28/2026 B: 1:44.09 (+0.46s | 0.4%) 36 210 1,000+ 1,000+
50 Free
50.11
50.11
100 Free
54.44
1:44.55
100 Free
1:44.55
Free 200 M 3:39.46 Analysis 9 05/28/2026 B BB: 3:25.69 (+13.77s | 6.3%) 25 128 706 1,000+
50 Free
50.56
50.56
100 Free
59.06
1:49.62
100 Free
1:49.62
150 Free
56.67
2:46.29
200 Free
53.17
3:39.46
100 Free
1:49.84
Back 50 M 51.99 9 05/28/2026 B BB: 49.69 (+2.30s | 4.4%) 29 196 1,000+ 1,000+
Back 100 M 1:56.85 Analysis 9 05/28/2026 B BB: 1:48.09 (+8.76s | 7.5%) 27 187 990 1,000+
50 Back
57.52
57.52
100 Back
59.33
1:56.85
100 Back
1:56.85
Breast 50 M 54.57 9 05/28/2026 BB A: 48.79 (+5.78s | 10.6%) 19 112 594 1,000+
Breast 100 M 1:58.86 Analysis 9 05/28/2026 BB A: 1:48.39 (+10.47s | 8.8%) 16 91 546 1,000+
50 Breast
58.34
58.34
100 Breast
1:00.52
1:58.86
100 Breast
1:58.86
Fly 50 M 59.97 9 05/28/2026 B: 54.49 (+5.48s | 9.1%) 36 230 1,000+ 1,000+

Above are the fastest times that Mackenzie Cook has achieved in her swimming career. For each event, you can find Mackenzie's best time, the corresponding time standard, as well as how much faster Mackenzie needs to be to reach the next level. The last columns provide Mackenzie rankings at the team and LSC levels. These rankings are based on the Mackenzie's personal best, her current age category, and team; and are calculated from all the meets results.

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.