USA Boys 15-16 - 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
551 Henry Peterson 4:29.42 14 AA Min AAA: 4:22.49 (+6.93s | 2.6%) Unattached 08/08/2024 2024 Central Zone 14 U Championship IOWA
50 Free
30.86
30.86
100 Free
33.38
1:04.24
100 Free
1:04.24
150 Free
33.98
1:38.22
200 Free
34.36
2:12.58
100 Free
1:08.34
250 Free
34.48
2:47.06
300 Free
34.61
3:21.67
100 Free
1:09.09
350 Free
34.50
3:56.17
400 Free
33.25
4:29.42
100 Free
1:07.75
552 Karl Cziomer 4:29.43 15 AA Min AAA: 4:22.49 (+6.94s | 2.6%) Bolles School Sharks 02/13/2026 Florida Long Course Winter Invitational
50 Free
31.40
31.40
100 Free
34.32
1:05.72
100 Free
1:05.72
150 Free
33.95
1:39.67
200 Free
34.38
2:14.05
100 Free
1:08.33
250 Free
34.70
2:48.75
300 Free
33.96
3:22.71
100 Free
1:08.66
350 Free
34.01
3:56.72
400 Free
32.71
4:29.43
100 Free
1:06.72
553 Tadd Lennington 4:29.45 15 AA Min AAA: 4:22.49 (+6.96s | 2.6%) Canyons Aquatic Club 07/24/2025 2025 CA SCS Summer A G Champs CANY
554 Justin Sun 4:29.46 14 AA Min AAA: 4:22.49 (+6.97s | 2.6%) Irvine Novaquatics 06/12/2025 2025 June Age Group Invite
50 Free
29.98
29.98
100 Free
32.79
1:02.77
100 Free
1:02.77
150 Free
33.93
1:36.70
200 Free
34.62
2:11.32
100 Free
1:08.55
250 Free
34.69
2:46.01
300 Free
34.82
3:20.83
100 Free
1:09.51
350 Free
34.74
3:55.57
400 Free
33.89
4:29.46
100 Free
1:08.63
555 Sawyer Powell 4:29.46 15 AA Min AAA: 4:22.49 (+6.97s | 2.6%) Bolles School Sharks 06/26/2025 2025 June TYR Classic
50 Free
29.84
29.84
100 Free
33.73
1:03.57
100 Free
1:03.57
150 Free
34.98
1:38.55
200 Free
34.91
2:13.46
100 Free
1:09.89
250 Free
34.45
2:47.91
300 Free
34.86
3:22.77
100 Free
1:09.31
350 Free
34.20
3:56.97
400 Free
32.49
4:29.46
100 Free
1:06.69
556 Maxim Nekrestyanov 4:29.47 15 AA Min AAA: 4:22.49 (+6.98s | 2.6%) Santa Clara Swim Club 05/29/2025 2025 George Haines International Swim Meet
50 Free
30.44
30.44
100 Free
33.61
1:04.05
100 Free
1:04.05
150 Free
34.27
1:38.33
200 Free
34.86
2:13.19
100 Free
1:09.13
250 Free
34.64
2:47.83
300 Free
34.47
3:22.30
100 Free
1:09.11
350 Free
33.85
3:56.15
400 Free
33.32
4:29.47
100 Free
1:07.17
557 Yueze Xia 4:29.49 14 AA Min AAA: 4:22.49 (+7.00s | 2.6%) Unattached 08/06/2025 2025 Western Zone Age Group Championships
558 Emiliano Horta Baltazar 4:29.53 14 AA Min AAA: 4:22.49 (+7.04s | 2.6%) Unattached 08/03/2023 2023 Central Zone 14 U Championship IN
50 Free
30.43
30.43
100 Free
32.56
1:02.99
100 Free
1:02.99
150 Free
33.90
1:36.89
200 Free
33.78
2:10.67
100 Free
1:07.68
250 Free
34.57
2:45.24
300 Free
34.26
3:19.50
100 Free
1:08.83
350 Free
35.12
3:54.62
400 Free
34.91
4:29.53
100 Free
1:10.03
559 Ryan Rim 4:29.59 16 AA Min AAA: 4:22.49 (+7.10s | 2.6%) Alto Swim Club 05/11/2025 Senior Walk On Meet
100 Free
1:05.09
1:05.09
100 Free
1:05.09
200 Free
1:07.85
2:12.94
100 Free
1:07.85
300 Free
1:09.21
3:22.15
100 Free
1:09.21
400 Free
1:07.44
4:29.59
100 Free
1:07.44
560 Henry Yang 4:29.62 16 AA Min AAA: 4:22.49 (+7.13s | 2.6%) Rose Bowl Aquatics 06/12/2025 2025 CA SCS RAA June Age Group Championships
50 Free
30.44
30.44
100 Free
33.51
1:03.95
100 Free
1:03.95
150 Free
34.57
1:38.52
200 Free
34.84
2:13.36
100 Free
1:09.41
250 Free
34.01
2:47.37
300 Free
34.49
3:21.86
100 Free
1:08.50
350 Free
34.60
3:56.46
400 Free
33.16
4:29.62
100 Free
1:07.76
561 Dylan Kim 4:29.65 14 AA Min AAA: 4:22.49 (+7.16s | 2.7%) San Ramon Valley Aquatics 07/31/2025 2025 Long Course Far Western Championship
562 Payton Bartlett 4:29.65 14 AA Min AAA: 4:22.49 (+7.16s | 2.7%) Canyons Aquatic Club 06/12/2025 2025 CA SCS RAA June Age Group Championships
50 Free
30.60
30.60
100 Free
35.03
1:05.63
100 Free
1:05.63
150 Free
35.24
1:40.87
200 Free
34.96
2:15.83
100 Free
1:10.20
250 Free
34.10
2:49.93
300 Free
34.35
3:24.28
100 Free
1:08.45
350 Free
33.81
3:58.09
400 Free
31.56
4:29.65
100 Free
1:05.37
563 Benjamin Morgan 4:29.65 14 AA Min AAA: 4:22.49 (+7.16s | 2.7%) Unattached 08/06/2025 2025 Western Zone Age Group Championships
564 Camden Royster 4:29.73 14 AA Min AAA: 4:22.49 (+7.24s | 2.7%) Nova of Virginia 07/20/2023 2023 VA LC Age Group Championships
50 Free
30.10
30.10
100 Free
33.90
1:04.00
100 Free
1:04.00
150 Free
34.17
1:38.17
200 Free
34.37
2:12.54
100 Free
1:08.54
250 Free
33.91
2:46.45
300 Free
35.57
3:22.02
100 Free
1:09.48
350 Free
34.50
3:56.52
400 Free
33.21
4:29.73
100 Free
1:07.71
565 Jayden Jacobson 4:29.74 14 AA Min AAA: 4:22.49 (+7.25s | 2.7%) Unattached 08/07/2024 2024 Western Zone Age Group Championships
566 Thomas Chapman 4:29.85 15 AA Min AAA: 4:22.49 (+7.36s | 2.7%) Patriot Aquatics 05/16/2025 2025 PA Long Course Invite
50 Free
30.58
30.58
100 Free
33.23
1:03.81
100 Free
1:03.81
150 Free
34.89
1:38.70
200 Free
34.78
2:13.48
100 Free
1:09.67
250 Free
34.56
2:48.04
300 Free
35.02
3:23.06
100 Free
1:09.58
350 Free
34.06
3:57.12
400 Free
32.73
4:29.85
100 Free
1:06.79
567 Brian Vargas 4:29.85 15 AA Min AAA: 4:22.49 (+7.36s | 2.7%) Velocity Swimming 07/25/2025 2025 IES LC CHAMPIONSHIPS
568 Benjamin Staubley 4:29.91 14 AA Min AAA: 4:22.49 (+7.42s | 2.7%) Longhorn Aquatics 07/10/2025 2025 ST AAAA STAGS LC Championship
50 Free
30.38
30.38
100 Free
34.05
1:04.43
100 Free
1:04.43
150 Free
34.61
1:39.04
200 Free
35.33
2:14.37
100 Free
1:09.94
250 Free
34.83
2:49.20
300 Free
35.17
3:24.37
100 Free
1:10.00
350 Free
33.46
3:57.83
400 Free
32.08
4:29.91
100 Free
1:05.54
569 Samuel Carlson 4:29.95 15 AA Min AAA: 4:22.49 (+7.46s | 2.8%) SwimMAC Carolina 01/17/2026 2026 NC SwimMAC Novant LC
50 Free
29.53
29.53
100 Free
32.53
1:02.06
100 Free
1:02.06
150 Free
33.98
1:36.04
200 Free
34.35
2:10.39
100 Free
1:08.33
250 Free
35.32
2:45.71
300 Free
35.29
3:21.00
100 Free
1:10.61
350 Free
34.72
3:55.72
400 Free
34.23
4:29.95
100 Free
1:08.95
570 Thais Tokay 4:29.97 15 AA Min AAA: 4:22.49 (+7.48s | 2.8%) Team Rebel Aquatics 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Free
30.18
30.18
100 Free
33.36
1:03.54
100 Free
1:03.54
150 Free
34.15
1:37.69
200 Free
34.95
2:12.64
100 Free
1:09.10
250 Free
33.69
2:46.33
300 Free
34.49
3:20.82
100 Free
1:08.18
350 Free
35.01
3:55.83
400 Free
34.14
4:29.97
100 Free
1:09.15
571 Joshua Peters 4:30.02 15 AA Min AAA: 4:22.49 (+7.53s | 2.8%) Edina Swim Club 06/26/2025 2025 MN AQJT Aquajets Summer Spectacular
50 Free
31.10
31.10
100 Free
33.43
1:04.53
100 Free
1:04.53
150 Free
34.55
1:39.08
200 Free
33.82
2:12.90
100 Free
1:08.37
250 Free
34.75
2:47.65
300 Free
34.65
3:22.30
100 Free
1:09.40
350 Free
34.77
3:57.07
400 Free
32.95
4:30.02
100 Free
1:07.72
572 Westley Jasper 4:30.07 15 AA Min AAA: 4:22.49 (+7.58s | 2.8%) West Coast Aquatics 07/17/2025 2025 PN 13 O LC Senior Championships
573 Rowen Irwin 4:30.07 15 AA Min AAA: 4:22.49 (+7.58s | 2.8%) Minnetonka Swim Club 06/07/2025 2025 MN STRM Summer Slam
50 Free
31.12
31.12
100 Free
33.62
1:04.74
100 Free
1:04.74
150 Free
34.72
1:39.46
200 Free
34.99
2:14.45
100 Free
1:09.71
250 Free
34.44
2:48.89
300 Free
35.37
3:24.26
100 Free
1:09.81
350 Free
34.54
3:58.80
400 Free
31.27
4:30.07
100 Free
1:05.81
574 Zevin Laracuente-Parpas 4:30.09 15 AA Min AAA: 4:22.49 (+7.60s | 2.8%) Swim Florida 07/17/2025 2025 Florida Summer Senior Championships
575 Alex Xu 4:30.09 14 AA Min AAA: 4:22.49 (+7.60s | 2.8%) Unattached 08/06/2025 2025 Western Zone Age Group Championships
576 Arron Jong 4:30.14 14 AA Min AAA: 4:22.49 (+7.65s | 2.8%) Blast Sharks 07/24/2025 2025 CA SCS Summer A G Champs CANY
577 Dan Vu 4:30.19 16 AA Min AAA: 4:22.49 (+7.70s | 2.8%) Tiger Aquatics 07/31/2025 2025 Long Course Far Western Championship
578 Adrian Gevorgian 4:30.25 14 AA Min AAA: 4:22.49 (+7.76s | 2.9%) Beaverton Area Aquatics Club 07/24/2025 2025 OSI Arena 11 O LC Championships
50 Free
29.75
29.75
100 Free
33.05
1:02.80
100 Free
1:02.80
150 Free
34.05
1:36.85
200 Free
34.58
2:11.43
100 Free
1:08.63
250 Free
34.67
2:46.10
300 Free
34.86
3:20.96
100 Free
1:09.53
350 Free
35.19
3:56.15
400 Free
34.10
4:30.25
100 Free
1:09.29
579 Dennis Bi 4:30.27 15 AA Min AAA: 4:22.49 (+7.78s | 2.9%) DeAnza Cupertino Aquatics 05/11/2025 Senior Walk On Meet
100 Free
1:04.10
1:04.10
100 Free
1:04.10
200 Free
1:08.83
2:12.93
100 Free
1:08.83
300 Free
1:09.55
3:22.48
100 Free
1:09.55
400 Free
1:07.79
4:30.27
100 Free
1:07.79
580 Atlas Metin 4:30.30 14 AA Min AAA: 4:22.49 (+7.81s | 2.9%) Orinda Aquatics 07/25/2024 2024 Long Course Far Western Championship
581 Francis Zhao 4:30.35 15 AA Min AAA: 4:22.49 (+7.86s | 2.9%) Brea Aquatics 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
582 Charles Giambalvo 4:30.36 14 AA Min AAA: 4:22.49 (+7.87s | 2.9%) SwimAtlanta 06/26/2025 2025 June TYR Classic
50 Free
31.71
31.71
100 Free
33.77
1:05.48
100 Free
1:05.48
150 Free
34.36
1:39.84
200 Free
34.66
2:14.50
100 Free
1:09.02
250 Free
34.60
2:49.10
300 Free
34.80
3:23.90
100 Free
1:09.40
350 Free
34.00
3:57.90
400 Free
32.46
4:30.36
100 Free
1:06.46
583 Tomasz Wozniak 4:30.36 14 AA Min AAA: 4:22.49 (+7.87s | 2.9%) Unattached 08/07/2024 2024 EZ LC Age Group Championship
50 Free
30.28
30.28
100 Free
33.96
1:04.24
100 Free
1:04.24
150 Free
34.45
1:38.69
200 Free
34.26
2:12.95
100 Free
1:08.71
250 Free
34.35
2:47.30
300 Free
34.15
3:21.45
100 Free
1:08.50
350 Free
35.00
3:56.45
400 Free
33.91
4:30.36
100 Free
1:08.91
584 Austin Pritts 4:30.37 14 AA Min AAA: 4:22.49 (+7.88s | 2.9%) Unattached 08/01/2024 2024 Central Zone 14 U Championship ND
50 Free
29.21
29.21
100 Free
32.34
1:01.55
100 Free
1:01.55
150 Free
34.34
1:35.89
200 Free
34.44
2:10.33
100 Free
1:08.78
250 Free
35.34
2:45.67
300 Free
35.13
3:20.80
100 Free
1:10.47
350 Free
34.94
3:55.74
400 Free
34.63
4:30.37
100 Free
1:09.57
585 Eliaz Carabajal 4:30.38 14 AA Min AAA: 4:22.49 (+7.89s | 2.9%) Unattached 08/06/2025 2025 Western Zone Age Group Championships
586 Allen Bertelson 4:30.38 15 AA Min AAA: 4:22.49 (+7.89s | 2.9%) Minnetonka Swim Club 06/26/2025 2025 MN AQJT Aquajets Summer Spectacular
50 Free
31.30
31.30
100 Free
33.65
1:04.95
100 Free
1:04.95
150 Free
34.26
1:39.21
200 Free
34.15
2:13.36
100 Free
1:08.41
250 Free
34.33
2:47.69
300 Free
34.51
3:22.20
100 Free
1:08.84
350 Free
34.64
3:56.84
400 Free
33.54
4:30.38
100 Free
1:08.18
587 Justin Tao 4:30.39 15 AA Min AAA: 4:22.49 (+7.90s | 2.9%) Olympus Aquatics 07/10/2025 2025 Utah Swimming LC Senior Championships
50 Free
30.18
30.18
100 Free
33.61
1:03.79
100 Free
1:03.79
150 Free
33.90
1:37.69
200 Free
34.76
2:12.45
100 Free
1:08.66
250 Free
34.94
2:47.39
300 Free
35.05
3:22.44
100 Free
1:09.99
350 Free
34.94
3:57.38
400 Free
33.01
4:30.39
100 Free
1:07.95
588 Cole Warnke 4:30.39 14 AA Min AAA: 4:22.49 (+7.90s | 2.9%) Unattached 08/03/2023 2023 Central Zone 14 U Championship KS
50 Free
29.26
29.26
100 Free
32.97
1:02.23
100 Free
1:02.23
150 Free
34.67
1:36.90
200 Free
34.74
2:11.64
100 Free
1:09.41
250 Free
35.22
2:46.86
300 Free
34.39
3:21.25
100 Free
1:09.61
350 Free
35.17
3:56.42
400 Free
33.97
4:30.39
100 Free
1:09.14
589 Charles Bobick 4:30.42 16 AA Min AAA: 4:22.49 (+7.93s | 2.9%) Central Minnesota Aquatics 06/13/2025 2025 SD Aberdeen Summer High Point Swim Meet
50 Free
30.48
30.48
100 Free
34.11
1:04.59
100 Free
1:04.59
150 Free
34.80
1:39.39
200 Free
35.08
2:14.47
100 Free
1:09.88
250 Free
34.31
2:48.78
300 Free
34.87
3:23.65
100 Free
1:09.18
350 Free
34.21
3:57.86
400 Free
32.56
4:30.42
100 Free
1:06.77
590 David Poe 4:30.48 14 AA Min AAA: 4:22.49 (+7.99s | 3.0%) Unattached 08/07/2024 2024 EZ LC Age Group Championship
50 Free
30.69
30.69
100 Free
33.72
1:04.41
100 Free
1:04.41
150 Free
33.82
1:38.23
200 Free
34.81
2:13.04
100 Free
1:08.63
250 Free
34.63
2:47.67
300 Free
35.24
3:22.91
100 Free
1:09.87
350 Free
34.47
3:57.38
400 Free
33.10
4:30.48
100 Free
1:07.57
591 Rhys Delaney 4:30.50 14 AA Min AAA: 4:22.49 (+8.01s | 3.0%) Walnut Creek Aquabears 07/12/2024 Summer Age Group LCM Championships
592 Dylan Isakoff 4:30.51 14 AA Min AAA: 4:22.49 (+8.02s | 3.0%) What Swimming 08/06/2025 2025 Summer Elite Showcase
50 Free
30.67
30.67
100 Free
33.15
1:03.82
100 Free
1:03.82
150 Free
34.17
1:37.99
200 Free
34.21
2:12.20
100 Free
1:08.38
250 Free
33.61
2:45.81
300 Free
34.52
3:20.33
100 Free
1:08.13
350 Free
35.44
3:55.77
400 Free
34.74
4:30.51
100 Free
1:10.18
593 Kenneth Livingston 4:30.61 15 AA Min AAA: 4:22.49 (+8.12s | 3.0%) Bainbridge Island Swim Club 06/27/2025 2025 PN SMAC Summer Classic Invitational
594 Michael Lee 4:30.64 16 AA Min AAA: 4:22.49 (+8.15s | 3.0%) Trident Swim Club 07/11/2025 2025 LAI Entries
595 Jonathan Fan 4:30.65 16 AA Min AAA: 4:22.49 (+8.16s | 3.0%) California Dolphins Swim Team 05/29/2025 2025 George Haines International Swim Meet
50 Free
31.23
31.23
100 Free
34.14
1:05.37
100 Free
1:05.37
150 Free
34.42
1:39.79
200 Free
34.26
2:14.05
100 Free
1:08.68
250 Free
34.11
2:48.16
300 Free
34.51
3:22.67
100 Free
1:08.62
350 Free
34.27
3:56.94
400 Free
33.71
4:30.65
100 Free
1:07.98
596 Austin Cooper 4:30.69 16 AA Min AAA: 4:22.49 (+8.20s | 3.0%) SwimMAC Carolina 11/15/2025 2025 NC SwimMAC November LC SC Invitational
50 Free
30.40
30.40
100 Free
33.46
1:03.86
100 Free
1:03.86
150 Free
34.14
1:38.00
200 Free
34.93
2:12.93
100 Free
1:09.07
250 Free
34.80
2:47.73
300 Free
35.17
3:22.90
100 Free
1:09.97
350 Free
34.41
3:57.31
400 Free
33.38
4:30.69
100 Free
1:07.79
597 Riley Price 4:30.69 14 AA Min AAA: 4:22.49 (+8.20s | 3.0%) Arizona Swimming 08/07/2024 2024 Western Zone Age Group Championships
598 Gabriel Thalheimer 4:30.73 15 AA Min AAA: 4:22.49 (+8.24s | 3.0%) Montverde Aquatic Club 07/17/2025 2025 Florida Summer Senior Championships
599 Eisuke Ota 4:30.74 15 AA Min AAA: 4:22.49 (+8.25s | 3.0%) Irvine Novaquatics 07/23/2025 2025 CA SCS Summer A G Champs
600 Andrew Mitton 4:30.76 14 AA Min AAA: 4:22.49 (+8.27s | 3.1%) Utah Valley Aquatics 07/17/2025 2025 UTAGS LC Championships
50 Free
30.41
30.41
100 Free
33.81
1:04.22
100 Free
1:04.22
150 Free
34.99
1:39.21
200 Free
34.84
2:14.05
100 Free
1:09.83
250 Free
35.00
2:49.05
300 Free
33.97
3:23.02
100 Free
1:08.97
350 Free
34.35
3:57.37
400 Free
33.39
4:30.76
100 Free
1:07.74

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.