USA Boys 10 & under - 400 M Free

These rankings show the swimmers' placement within the United States.
They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.

Swimmer Rankings

Ranking Name Time Age Standard to Next Standard Team Date Meet
101 Collier Jacobson 6:12.97 9 BB Min A: 6:06.59 (+6.38s | 1.7%) Tualatin Hills Swim Club 05/02/2025 2025 THSC Spring Invitational
50 Free
40.08
40.08
100 Free
46.37
1:26.45
100 Free
1:26.45
150 Free
47.13
2:13.58
200 Free
50.56
3:04.14
100 Free
1:37.69
250 Free
49.06
3:53.20
300 Free
48.26
4:41.46
100 Free
1:37.32
350 Free
46.63
5:28.09
400 Free
44.88
6:12.97
100 Free
1:31.51
102 Dash LeGrand 6:14.11 10 BB Min A: 6:06.59 (+7.52s | 2.0%) Gold\\\\\\'s Aquatics Club (Camas) 11/01/2025 Oregon City Fall Open 2025
50 Free
42.03
42.03
100 Free
47.49
1:29.52
100 Free
1:29.52
150 Free
47.94
2:17.46
200 Free
48.72
3:06.18
100 Free
1:36.66
250 Free
47.77
3:53.95
300 Free
48.21
4:42.16
100 Free
1:35.98
350 Free
47.70
5:29.86
400 Free
44.25
6:14.11
100 Free
1:31.95
103 Tripp Liberman 6:14.60 10 BB Min A: 6:06.59 (+8.01s | 2.1%) Rocky Mountain Rapids 07/11/2025 2025 CO NJ Firecracker Invite
50 Free
41.43
41.43
100 Free
47.39
1:28.82
100 Free
1:28.82
150 Free
47.09
2:15.91
200 Free
47.56
3:03.47
100 Free
1:34.65
250 Free
48.14
3:51.61
300 Free
48.03
4:39.64
100 Free
1:36.17
350 Free
48.37
5:28.01
400 Free
46.59
6:14.60
100 Free
1:34.96
104 Ilan Rattner 6:15.13 8 BB Min A: 6:06.59 (+8.54s | 2.3%) Sunnyvale Swim Club 05/17/2025 2025 LAMV SCM C B A+
50 Free
43.83
43.83
100 Free
47.70
1:31.53
100 Free
1:31.53
150 Free
47.47
2:19.00
200 Free
47.67
3:06.67
100 Free
1:35.14
250 Free
48.90
3:55.57
300 Free
47.10
4:42.67
100 Free
1:36.00
350 Free
48.76
5:31.43
400 Free
43.70
6:15.13
100 Free
1:32.46
105 David Shoer 6:15.18 9 BB Min A: 6:06.59 (+8.59s | 2.3%) Patriot Aquatics 06/12/2025 2025 RAFC Summer Solstice
50 Free
41.36
41.36
100 Free
47.01
1:28.37
100 Free
1:28.37
150 Free
47.40
2:15.77
200 Free
48.43
3:04.20
100 Free
1:35.83
250 Free
47.59
3:51.79
300 Free
48.71
4:40.50
100 Free
1:36.30
350 Free
48.64
5:29.14
400 Free
46.04
6:15.18
100 Free
1:34.68
106 Chase Witt 6:15.50 9 BB Min A: 6:06.59 (+8.91s | 2.4%) Gold\\\\\\'s Aquatics Club (Camas) 11/01/2025 Oregon City Fall Open 2025
50 Free
42.84
42.84
100 Free
47.61
1:30.45
100 Free
1:30.45
150 Free
47.66
2:18.11
200 Free
48.78
3:06.89
100 Free
1:36.44
250 Free
47.62
3:54.51
300 Free
47.54
4:42.05
100 Free
1:35.16
350 Free
47.12
5:29.17
400 Free
46.33
6:15.50
100 Free
1:33.45
107 Cana Oyer 6:15.56 9 BB Min A: 6:06.59 (+8.97s | 2.4%) Sporting Jax Aquatic Club 05/23/2025 EAJ Mayhem 2025
108 Benedict Clarno 6:15.98 10 BB Min A: 6:06.59 (+9.39s | 2.5%) Alamo Area Aquatic Association 06/20/2025 2025 ST AAAA NS George Block Invite
109 Andrew Xie 6:16.26 10 BB Min A: 6:06.59 (+9.67s | 2.6%) Tualatin Hills Swim Club 06/06/2025 2025 THSC June Invitational
50 Free
41.44
41.44
100 Free
47.29
1:28.73
100 Free
1:28.73
150 Free
47.54
2:16.27
200 Free
49.90
3:06.17
100 Free
1:37.44
250 Free
49.70
3:55.87
300 Free
50.40
4:46.27
100 Free
1:40.10
350 Free
45.24
5:31.51
400 Free
44.75
6:16.26
100 Free
1:29.99
110 Ricardo Romero 6:16.40 10 BB Min A: 6:06.59 (+9.81s | 2.6%) West Valley Aquatics 07/17/2025 2025 UTAGS LC Championships
50 Free
41.73
41.73
100 Free
47.39
1:29.12
100 Free
1:29.12
150 Free
49.15
2:18.27
200 Free
48.43
3:06.70
100 Free
1:37.58
250 Free
48.67
3:55.37
300 Free
50.37
4:45.74
100 Free
1:39.04
350 Free
48.77
5:34.51
400 Free
41.89
6:16.40
100 Free
1:30.66
111 Nathan Cho 6:16.51 9 BB Min A: 6:06.59 (+9.92s | 2.6%) Nova of Virginia 06/27/2024 NOVA Firecracker Classic
50 Free
40.40
40.40
100 Free
46.79
1:27.19
100 Free
1:27.19
150 Free
48.97
2:16.16
200 Free
49.50
3:05.66
100 Free
1:38.47
250 Free
48.24
3:53.90
300 Free
47.68
4:41.58
100 Free
1:35.92
350 Free
48.54
5:30.12
400 Free
46.39
6:16.51
100 Free
1:34.93
112 Cameron Boitano 6:16.61 9 BB Min A: 6:06.59 (+10.02s | 2.7%) Pleasanton Seahawks 06/20/2025 Zone 2 Last Chance To AG Champs
113 Deren Chai 6:17.08 10 BB Min A: 6:06.59 (+10.49s | 2.8%) Pleasanton Seahawks 06/20/2025 Zone 2 Last Chance To AG Champs
114 Bentley Frost 6:17.92 9 BB Min A: 6:06.59 (+11.33s | 3.0%) Pierre Swim Team 07/18/2025 2025 SD State Long Course Meet
50 Free
42.63
42.63
100 Free
47.54
1:30.17
100 Free
1:30.17
150 Free
48.95
2:19.12
200 Free
48.39
3:07.51
100 Free
1:37.34
250 Free
48.07
3:55.58
300 Free
48.38
4:43.96
100 Free
1:36.45
350 Free
48.69
5:32.65
400 Free
45.26
6:17.92
100 Free
1:33.96
115 Johann Gomez Ugalde 6:17.93 9 BB Min A: 6:06.59 (+11.34s | 3.0%) Southwest Stars Swim Club 05/16/2025 2025 PA Long Course Invite
50 Free
43.88
43.88
100 Free
50.65
1:34.53
100 Free
1:34.53
150 Free
48.76
2:23.29
200 Free
50.52
3:13.81
100 Free
1:39.28
250 Free
46.73
4:00.54
300 Free
43.68
4:44.22
100 Free
1:30.41
350 Free
50.71
5:34.93
400 Free
43.00
6:17.93
100 Free
1:33.71
116 Andrew Liu 6:19.06 10 BB Min A: 6:06.59 (+12.47s | 3.3%) Bellevue Club Swim Team 10/19/2025 2025 PN BC Pumpkin 400
50 Free
42.33
42.33
100 Free
47.26
1:29.59
100 Free
1:29.59
150 Free
48.04
2:17.63
200 Free
49.59
3:07.22
100 Free
1:37.63
250 Free
49.23
3:56.45
300 Free
48.54
4:44.99
100 Free
1:37.77
350 Free
49.06
5:34.05
400 Free
45.01
6:19.06
100 Free
1:34.07
117 Simon Feldman 6:19.26 8 BB Min A: 6:06.59 (+12.67s | 3.3%) Patriot Aquatics 05/16/2025 2025 PA Long Course Invite
50 Free
42.72
42.72
100 Free
48.26
1:30.98
100 Free
1:30.98
150 Free
49.46
2:20.44
200 Free
49.29
3:09.73
100 Free
1:38.75
250 Free
49.13
3:58.86
300 Free
46.30
4:45.16
100 Free
1:35.43
350 Free
49.76
5:34.92
400 Free
44.34
6:19.26
100 Free
1:34.10
118 Caleb Fett 6:19.34 10 BB Min A: 6:06.59 (+12.75s | 3.4%) South East Metro Sharks 07/23/2025 2025 MN NSAC 10 U LC State Championship
50 Free
44.21
44.21
100 Free
48.81
1:33.02
100 Free
1:33.02
150 Free
49.97
2:22.99
200 Free
49.30
3:12.29
100 Free
1:39.27
250 Free
48.01
4:00.30
300 Free
50.02
4:50.32
100 Free
1:38.03
400 Free
1:29.02
6:19.34
100 Free
1:29.02
119 Luke Ready 6:19.46 8 BB Min A: 6:06.59 (+12.87s | 3.4%) Kennebec Valley YMCA 07/11/2024 2024 ME 3rd Annual LCM Championships
50 Free
42.28
42.28
100 Free
47.89
1:30.17
100 Free
1:30.17
150 Free
50.52
2:20.69
200 Free
49.01
3:09.70
100 Free
1:39.53
250 Free
50.60
4:00.30
300 Free
48.92
4:49.22
100 Free
1:39.52
350 Free
48.64
5:37.86
400 Free
41.60
6:19.46
100 Free
1:30.24
120 Enzo Harter 6:20.55 9 BB Min A: 6:06.59 (+13.96s | 3.7%) Beaverton Area Aquatics Club 05/30/2025 LA OPEN 2025
50 Free
42.26
42.26
100 Free
47.59
1:29.85
100 Free
1:29.85
150 Free
50.32
2:20.17
200 Free
49.09
3:09.26
100 Free
1:39.41
250 Free
49.35
3:58.61
300 Free
48.91
4:47.52
100 Free
1:38.26
350 Free
47.93
5:35.45
400 Free
45.10
6:20.55
100 Free
1:33.03
121 Ethan Gaffin 6:20.85 8 BB Min A: 6:06.59 (+14.26s | 3.7%) Alamo Area Aquatic Association 06/20/2025 2025 ST AAAA NS George Block Invite
122 Sameer Pai 6:21.62 9 BB Min A: 6:06.59 (+15.03s | 3.9%) Aquajets Swim Team 07/23/2025 2025 MN NSAC 10 U LC State Championship
100 Free
1:31.55
1:31.55
100 Free
1:31.55
150 Free
49.27
2:20.82
200 Free
48.95
3:09.77
100 Free
1:38.22
250 Free
49.50
3:59.27
300 Free
49.58
4:48.85
100 Free
1:39.08
350 Free
47.19
5:36.04
400 Free
45.58
6:21.62
100 Free
1:32.77
123 Aiden Suffel 6:22.07 9 BB Min A: 6:06.59 (+15.48s | 4.1%) Lakeshore Swim Club 07/24/2025 2025 LE Age Group And Senior LC Championships
50 Free
41.18
41.18
100 Free
49.63
1:30.81
100 Free
1:30.81
150 Free
48.85
2:19.66
200 Free
50.28
3:09.94
100 Free
1:39.13
250 Free
49.78
3:59.72
300 Free
49.67
4:49.39
100 Free
1:39.45
350 Free
49.17
5:38.56
400 Free
43.51
6:22.07
100 Free
1:32.68
124 Deren Chai 6:22.54 10 BB Min A: 6:06.59 (+15.95s | 4.2%) Pleasanton Seahawks 05/24/2025 2025 Tiger Aquatics C B BB+ Memorial Day Meet
125 Rojan Kundey 6:24.57 8 BB Min A: 6:06.59 (+17.98s | 4.7%) Monocacy Aquatic Club 06/14/2024 2024 Winchester Long Course Inviational
126 Michael Drewitz 6:24.69 10 BB Min A: 6:06.59 (+18.10s | 4.7%) South Metro Storm 07/18/2025 2025 MN STRM Minnesota Regional Championship
50 Free
43.60
43.60
100 Free
50.44
1:34.04
100 Free
1:34.04
150 Free
48.99
2:23.03
200 Free
50.44
3:13.47
100 Free
1:39.43
250 Free
48.18
4:01.65
300 Free
49.05
4:50.70
100 Free
1:37.23
350 Free
46.95
5:37.65
400 Free
47.04
6:24.69
100 Free
1:33.99
127 Aaron Wang 6:24.99 10 BB Min A: 6:06.59 (+18.40s | 4.8%) Unattached 06/27/2025 Alto Summer Swelter
128 Phinnaeus Johnson 6:25.17 9 BB Min A: 6:06.59 (+18.58s | 4.8%) South Valley Makos 06/27/2025 Valley Splash
129 Oliver Tadday 6:26.09 10 BB Min A: 6:06.59 (+19.50s | 5.1%) Gold\\\\\\'s Aquatics Club (Camas) 11/01/2025 Oregon City Fall Open 2025
50 Free
42.06
42.06
100 Free
48.29
1:30.35
100 Free
1:30.35
150 Free
49.85
2:20.20
200 Free
48.19
3:08.39
100 Free
1:38.04
250 Free
50.00
3:58.39
300 Free
50.47
4:48.86
100 Free
1:40.47
350 Free
50.14
5:39.00
400 Free
47.09
6:26.09
100 Free
1:37.23
130 Nicholas Galvin 6:26.43 9 BB Min A: 6:06.59 (+19.84s | 5.1%) Sarasota Sharks 06/19/2025 2025 Shark Open
50 Free
42.34
42.34
100 Free
48.21
1:30.55
100 Free
1:30.55
150 Free
49.33
2:19.88
200 Free
49.22
3:09.10
100 Free
1:38.55
250 Free
49.02
3:58.12
300 Free
47.83
4:45.95
100 Free
1:36.85
350 Free
52.94
5:38.89
400 Free
47.54
6:26.43
100 Free
1:40.48
131 Matvey Fadeev 6:26.65 9 BB Min A: 6:06.59 (+20.06s | 5.2%) Issaquah Swim Team 06/14/2025 2025 IST June Invtational
132 Joshua Gonen 6:27.21 8 BB Min A: 6:06.59 (+20.62s | 5.3%) YMCA of Austin Swim Alliance 06/27/2025 2025 ST HPAC Long Course STX Championship
133 Liam Van Cott 6:27.31 10 BB Min A: 6:06.59 (+20.72s | 5.3%) Hilltop Aquatic Swim Team 07/17/2025 2025 UTAGS LC Championships
50 Free
42.34
42.34
100 Free
48.98
1:31.32
100 Free
1:31.32
150 Free
50.29
2:21.61
200 Free
50.74
3:12.35
100 Free
1:41.03
250 Free
50.26
4:02.61
300 Free
51.19
4:53.80
100 Free
1:41.45
350 Free
48.94
5:42.74
400 Free
44.57
6:27.31
100 Free
1:33.51
134 David Grant 6:28.27 9 BB Min A: 6:06.59 (+21.68s | 5.6%) Fort Collins Area Swim Team 07/11/2025 2025 CO NCS Gold District Championships
50 Free
42.16
42.16
100 Free
50.56
1:32.72
100 Free
1:32.72
150 Free
48.81
2:21.54
200 Free
50.75
3:12.29
100 Free
1:39.56
250 Free
48.74
4:01.03
300 Free
50.31
4:51.34
100 Free
1:39.05
350 Free
50.23
5:41.57
400 Free
46.70
6:28.27
100 Free
1:36.93
135 Isaac Chapman 6:28.45 8 BB Min A: 6:06.59 (+21.86s | 5.6%) SwimRVA 05/31/2024 2024 SwimRVA Success Bell
50 Free
42.70
42.70
100 Free
49.04
1:31.74
100 Free
1:31.74
150 Free
50.70
2:22.44
200 Free
49.94
3:12.38
100 Free
1:40.64
250 Free
52.23
4:04.61
300 Free
50.31
4:54.92
100 Free
1:42.54
350 Free
49.89
5:44.81
400 Free
43.64
6:28.45
100 Free
1:33.53
136 Asher Knapp 6:28.76 8 BB Min A: 6:06.59 (+22.17s | 5.7%) Tide Swimming 06/12/2024 2024 TIDE Swimming Intrasquad Distance Meet
50 Free
42.68
42.68
100 Free
47.09
1:29.77
100 Free
1:29.77
150 Free
49.51
2:19.28
200 Free
49.96
3:09.24
100 Free
1:39.47
250 Free
51.81
4:01.05
300 Free
49.75
4:50.80
100 Free
1:41.56
350 Free
51.99
5:42.79
400 Free
45.97
6:28.76
100 Free
1:37.96
137 Samuel Evanovich 6:29.62 9 BB Min A: 6:06.59 (+23.03s | 5.9%) Academy Swim Club 06/27/2025 Alto Summer Swelter
138 Scott Maley 6:32.04 9 BB Min A: 6:06.59 (+25.45s | 6.5%) Rochester Swim Club 07/18/2025 2025 MN MTKA Minnesota Regional Championship
50 Free
43.75
43.75
100 Free
49.67
1:33.42
100 Free
1:33.42
150 Free
49.57
2:22.99
200 Free
50.46
3:13.45
100 Free
1:40.03
250 Free
49.90
4:03.35
300 Free
50.62
4:53.97
100 Free
1:40.52
350 Free
49.71
5:43.68
400 Free
48.36
6:32.04
100 Free
1:38.07
139 Simon Stapley 6:32.92 10 BB Min A: 6:06.59 (+26.33s | 6.7%) Olympus Aquatics 07/17/2025 2025 UTAGS LC Championships
50 Free
44.97
44.97
100 Free
49.36
1:34.33
100 Free
1:34.33
150 Free
50.61
2:24.94
200 Free
51.54
3:16.48
100 Free
1:42.15
250 Free
49.25
4:05.73
300 Free
49.53
4:55.26
100 Free
1:38.78
350 Free
49.42
5:44.68
400 Free
48.24
6:32.92
100 Free
1:37.66
140 Cullen Worthington 6:33.48 9 BB Min A: 6:06.59 (+26.89s | 6.8%) Nova of Virginia 07/11/2024 2024 RAYS Summer Awards
141 Nicholas Mosendz 6:33.89 9 BB Min A: 6:06.59 (+27.30s | 6.9%) Santa Clara Swim Club 05/30/2025 SCSC Pacific Swimming Long Course Intrasquad
50 Free
43.86
43.86
100 Free
48.45
1:32.31
100 Free
1:32.31
150 Free
51.56
2:23.87
200 Free
50.11
3:13.98
100 Free
1:41.67
250 Free
52.60
4:06.58
300 Free
50.55
4:57.13
100 Free
1:43.15
350 Free
50.94
5:48.07
400 Free
45.82
6:33.89
100 Free
1:36.76
142 Nolan Rhamey 6:33.91 9 BB Min A: 6:06.59 (+27.32s | 6.9%) North Jeffco Swim Team 04/13/2025 2025 CO NJ Spring LC Tri Meet
143 Luke Lim 6:34.25 10 BB Min A: 6:06.59 (+27.66s | 7.0%) Alto Swim Club 06/27/2025 Alto Summer Swelter
144 Samuel Fuerstneau 6:34.25 9 BB Min A: 6:06.59 (+27.66s | 7.0%) Edina Swim Club 06/26/2025 2025 MN AQJT Aquajets Summer Spectacular
50 Free
43.84
43.84
100 Free
49.10
1:32.94
100 Free
1:32.94
150 Free
50.93
2:23.87
200 Free
50.38
3:14.25
100 Free
1:41.31
250 Free
51.60
4:05.85
300 Free
49.97
4:55.82
100 Free
1:41.57
350 Free
50.87
5:46.69
400 Free
47.56
6:34.25
100 Free
1:38.43
145 Elliott Johnson 6:34.76 9 BB Min A: 6:06.59 (+28.17s | 7.1%) Bellevue Club Swim Team 10/19/2025 2025 PN BC Pumpkin 400
50 Free
41.09
41.09
100 Free
49.86
1:30.95
100 Free
1:30.95
150 Free
51.16
2:22.11
200 Free
52.04
3:14.15
100 Free
1:43.20
250 Free
52.43
4:06.58
300 Free
52.45
4:59.03
100 Free
1:44.88
350 Free
51.09
5:50.12
400 Free
44.64
6:34.76
100 Free
1:35.73
146 Jaezyn Magnaye 6:35.10 9 BB Min A: 6:06.59 (+28.51s | 7.2%) Tualatin Hills Swim Club 06/06/2025 2025 THSC June Invitational
50 Free
41.08
41.08
100 Free
48.80
1:29.88
100 Free
1:29.88
150 Free
50.96
2:20.84
200 Free
53.37
3:14.21
100 Free
1:44.33
250 Free
50.56
4:04.77
300 Free
52.48
4:57.25
100 Free
1:43.04
350 Free
51.72
5:48.97
400 Free
46.13
6:35.10
100 Free
1:37.85
147 Declan Sederholm 6:35.14 9 BB Min A: 6:06.59 (+28.55s | 7.2%) Hilltop Aquatic Swim Team 06/21/2025 2025 UT HAST RWB Invitational
50 Free
43.71
43.71
100 Free
50.19
1:33.90
100 Free
1:33.90
150 Free
50.34
2:24.24
200 Free
50.50
3:14.74
100 Free
1:40.84
250 Free
53.29
4:08.03
350 Free
1:41.68
5:49.72
400 Free
45.42
6:35.14
100 Free
2:27.10
148 Luke Chai 6:35.28 8 BB Min A: 6:06.59 (+28.69s | 7.3%) Pleasanton Seahawks 05/24/2025 2025 Tiger Aquatics C B BB+ Memorial Day Meet
149 Luke Chai 6:35.28 8 BB Min A: 6:06.59 (+28.69s | 7.3%) Pleasanton Seahawks 05/24/2025 2025 Tiger Aquatics C B BB+ Memorial Day Meet
150 Jace Djang 6:35.43 9 BB Min A: 6:06.59 (+28.84s | 7.3%) Lake Erie Silver Dolphins 07/24/2025 2025 LE Age Group And Senior LC Championships
50 Free
41.44
41.44
100 Free
49.59
1:31.03
100 Free
1:31.03
150 Free
51.64
2:22.67
200 Free
52.21
3:14.88
100 Free
1:43.85
250 Free
51.02
4:05.90
300 Free
51.76
4:57.66
100 Free
1:42.78
350 Free
50.63
5:48.29
400 Free
47.14
6:35.43
100 Free
1:37.77

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