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Grierson Barnes

Age: 12 years old
Age Category: 11-12
Team: Mako Aquatics | Minnesota Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Mako Aquatics Minnesota Swimming Central Zone USA
Free 50 Y 33.53 12 12/14/2025 B: 32.79 (+0.74s | 2.2%) 1 191 973 1,000+
Free 100 Y 1:18.67 Analysis 12 01/09/2026 B: 1:11.49 (+7.18s | 9.1%) 1 207 1,000+ 1,000+
50 Free
37.77
37.77
100 Free
40.90
1:18.67
100 Free
1:18.67
Free 200 Y 2:54.49 Analysis 12 01/24/2026 B: 2:35.99 (+18.50s | 10.6%) 2 186 777 1,000+
50 Free
37.89
37.89
100 Free
44.30
1:22.19
100 Free
1:22.19
150 Free
48.19
2:10.38
200 Free
44.11
2:54.49
100 Free
1:32.30
Free 500 Y 7:36.56 Analysis 12 01/24/2026 B: 6:59.89 (+36.67s | 8.0%) 1 133 453 1,000+
50 Free
41.24
41.24
100 Free
46.35
1:27.59
100 Free
1:27.59
150 Free
46.14
2:13.73
200 Free
47.24
3:00.97
100 Free
1:33.38
250 Free
45.38
3:46.35
300 Free
46.56
4:32.91
100 Free
1:31.94
350 Free
48.57
5:21.48
400 Free
45.54
6:07.02
100 Free
1:34.11
450 Free
45.71
6:52.73
500 Free
43.83
7:36.56
100 Free
1:29.54
Back 50 Y 44.45 12 02/08/2025 B: 38.49 (+5.96s | 13.4%) 2 297 1,000+ 1,000+
Back 100 Y 1:35.14 Analysis 12 01/24/2026 B: 1:22.19 (+12.95s | 13.6%) 1 237 976 1,000+
50 Back
46.87
46.87
100 Back
48.27
1:35.14
100 Back
1:35.14
Breast 50 Y 42.66 12 02/27/2026 B BB: 40.09 (+2.57s | 6.0%) 1 107 449 1,000+
Breast 100 Y 1:35.36 Analysis 12 01/24/2026 B: 1:32.59 (+2.77s | 2.9%) 1 131 469 1,000+
50 Breast
44.71
44.71
100 Breast
50.65
1:35.36
100 Breast
1:35.36
Breast 200 Y 3:26.98 Analysis 12 02/27/2026 B: 3:16.39 (+10.59s | 5.1%) 1 88 240 1,000+
50 Breast
49.33
49.33
100 Breast
52.46
1:41.79
100 Breast
1:41.79
150 Breast
53.39
2:35.18
200 Breast
51.80
3:26.98
100 Breast
1:45.19
Fly 50 Y 40.95 12 01/24/2026 B: 37.09 (+3.86s | 9.4%) 1 169 745 1,000+
Fly 100 Y 1:39.53 Analysis 12 12/14/2025 B: 1:22.89 (+16.64s | 16.7%) 1 133 507 1,000+
50 Fly
46.63
46.63
100 Fly
52.90
1:39.53
100 Fly
1:39.53
IM 100 Y 1:30.17 Analysis 12 01/09/2026 B: 1:21.89 (+8.28s | 9.2%) 1 201 816 1,000+
50 IM
44.86
44.86
100 IM
45.31
1:30.17
100 IM
1:30.17
IM 200 Y 3:17.48 Analysis 12 10/04/2025 B: 2:59.29 (+18.19s | 9.2%) 2 164 555 1,000+
50 Fly
45.55
45.55
100 Back
54.88
1:40.43
100 IM
1:40.43
150 Breast
53.42
2:33.85
200 Free
43.63
3:17.48
100 IM
1:37.05

Long course distance

Event Time Age Date Standard Next Standard Mako Aquatics Minnesota Swimming Central Zone USA
Free 50 M 37.67 12 06/27/2026 B: 37.39 (+0.28s | 0.7%) 1 165 506 1,000+
Free 100 M 1:28.62 Analysis 12 06/05/2026 B: 1:22.09 (+6.53s | 7.4%) 1 178 540 1,000+
50 Free
41.37
41.37
100 Free
47.25
1:28.62
100 Free
1:28.62
Free 200 M 3:13.90 Analysis 12 06/27/2026 B: 2:59.19 (+14.71s | 7.6%) 2 148 413 1,000+
50 Free
43.18
43.18
100 Free
50.66
1:33.84
100 Free
1:33.84
150 Free
51.41
2:25.25
200 Free
48.65
3:13.90
100 Free
1:40.06
Back 50 M 50.83 12 06/27/2026 B: 44.49 (+6.34s | 12.5%) 1 226 644 1,000+
Back 100 M 1:55.51 Analysis 12 06/27/2026 B: 1:37.19 (+18.32s | 15.9%) 2 196 589 1,000+
50 Back
56.92
56.92
100 Back
58.59
1:55.51
100 Back
1:55.51
Breast 50 M 49.55 12 06/27/2026 B BB: 45.89 (+3.66s | 7.4%) 1 117 291 1,000+
Breast 100 M 1:49.06 Analysis 12 06/27/2026 B: 1:47.79 (+1.27s | 1.2%) 1 116 297 1,000+
50 Breast
49.05
49.05
100 Breast
1:00.01
1:49.06
100 Breast
1:49.06
Breast 200 M 3:52.40 Analysis 12 06/05/2026 B: 3:47.89 (+4.51s | 1.9%) 1 72 138 1,000+
50 Breast
52.07
52.07
100 Breast
1:00.91
1:52.98
100 Breast
1:52.98
150 Breast
59.46
2:52.44
200 Breast
59.96
3:52.40
100 Breast
1:59.42
Fly 100 M 1:51.92 Analysis 12 06/27/2026 B: 1:35.09 (+16.83s | 15.0%) 1 102 298 1,000+
50 Fly
49.99
49.99
100 Fly
1:01.93
1:51.92
100 Fly
1:51.92
IM 200 M 3:45.53 Analysis 12 06/27/2026 B: 3:24.39 (+21.14s | 9.4%) 1 144 375 1,000+
50 Fly
53.82
53.82
100 Back
1:02.33
1:56.15
100 IM
1:56.15
150 Breast
59.60
2:55.75
200 Free
49.78
3:45.53
100 IM
1:49.38

Above are the fastest times that Grierson Barnes has achieved in his swimming career. For each event, you can find Grierson's best time, the corresponding time standard, as well as how much faster Grierson needs to be to reach the next level. The last columns provide Grierson rankings at the team and LSC levels. These rankings are based on the Grierson's personal best, his 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.