USA Boys 10 & under - 100 M Back

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
51 David Goldenberg 1:24.60 9 AA Min AAA: 1:24.09 (+0.51s | 0.6%) Bellevue Club Swim Team 07/24/2025 2025 PN LC 12 U Championships
52 Timofey Belov 1:24.85 10 AA Min AAA: 1:24.09 (+0.76s | 0.9%) Pikes Peak Athletics 07/25/2025 2025 CO CSI Age Group Championships
50 Back
41.22
41.22
100 Back
43.63
1:24.85
100 Back
1:24.85
53 Lucas Stocker 1:25.19 9 AA Min AAA: 1:24.09 (+1.10s | 1.3%) Coastal Machine Aquatics Club 06/12/2025 2025 CA SCS RAA June Age Group Championships
50 Back
41.67
41.67
100 Back
43.52
1:25.19
100 Back
1:25.19
54 Colton Mueller 1:25.25 9 AA Min AAA: 1:24.09 (+1.16s | 1.4%) Coast Gaurd Blue Dolphins 07/11/2024 2024 VSI Regional Summer Awards
50 Back
42.29
42.29
100 Back
42.96
1:25.25
100 Back
1:25.25
55 Maxwell Dean 1:25.27 9 AA Min AAA: 1:24.09 (+1.18s | 1.4%) Voltage Aquatics 07/18/2025 2025 LCM Summer Championships
50 Back
41.87
41.87
100 Back
43.40
1:25.27
100 Back
1:25.27
56 Javier Cabral 1:25.44 10 AA Min AAA: 1:24.09 (+1.35s | 1.6%) Unattached 08/06/2025 2025 Western Zone Age Group Championships
57 Ethan Canlas 1:25.55 9 AA Min AAA: 1:24.09 (+1.46s | 1.7%) Sandpipers of Nevada 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
58 Samuel Fuerstneau 1:25.64 9 AA Min AAA: 1:24.09 (+1.55s | 1.8%) Edina Swim Club 06/26/2025 2025 MN AQJT Aquajets Summer Spectacular
50 Back
41.97
41.97
100 Back
43.67
1:25.64
100 Back
1:25.64
59 Henry Tong 1:25.83 10 AA Min AAA: 1:24.09 (+1.74s | 2.0%) Asphalt Green Unified Aquatics 08/06/2025 2025 Summer Elite Showcase
50 Back
41.71
41.71
100 Back
44.12
1:25.83
100 Back
1:25.83
60 Arash Thokade 1:25.92 9 AA Min AAA: 1:24.09 (+1.83s | 2.1%) Unattached 07/31/2025 2025 Central Zone 14 Under Championship Mee
50 Back
41.24
41.24
100 Back
44.68
1:25.92
100 Back
1:25.92
61 Spencer Slowik 1:25.93 10 AA Min AAA: 1:24.09 (+1.84s | 2.1%) Bainbridge Island Swim Club 07/11/2025 2025 PN OCA July Jamboree Invitational
50 Back
40.88
40.88
100 Back
45.05
1:25.93
100 Back
1:25.93
62 Michael Levell 1:25.99 9 AA Min AAA: 1:24.09 (+1.90s | 2.2%) Brownell Talbot 05/09/2025 2025 SD SFST Ready For Long Course
50 Back
42.14
42.14
100 Back
43.85
1:25.99
100 Back
1:25.99
63 Crosby Coleman 1:26.15 9 AA Min AAA: 1:24.09 (+2.06s | 2.4%) Rochester Swim Club 05/09/2025 2025 SD SFST Ready For Long Course
50 Back
43.24
43.24
100 Back
42.91
1:26.15
100 Back
1:26.15
64 Austin Ren 1:26.31 8 AA Min AAA: 1:24.09 (+2.22s | 2.6%) Katy Aquatic Team For Youth 07/16/2025 2025 Texas Age Group Championships
50 Back
41.55
41.55
100 Back
44.76
1:26.31
100 Back
1:26.31
65 Jonathan Nelson 1:26.35 9 AA Min AAA: 1:24.09 (+2.26s | 2.6%) Utah Valley Aquatics 06/27/2025 WFFM Red White And Black 2025
50 Back
42.16
42.16
100 Back
44.19
1:26.35
100 Back
1:26.35
66 August Liao 1:26.38 9 AA Min AAA: 1:24.09 (+2.29s | 2.7%) Canyons Aquatic Club 07/24/2025 2025 CA SCS Summer A G Champs CANY
67 Harry Zhou 1:26.43 10 AA Min AAA: 1:24.09 (+2.34s | 2.7%) Aquajets Swim Team 06/26/2025 2025 MN AQJT Aquajets Summer Spectacular
50 Back
42.02
42.02
100 Back
44.41
1:26.43
100 Back
1:26.43
68 Benjamin Balmaceda 1:26.55 9 AA Min AAA: 1:24.09 (+2.46s | 2.8%) Alamo Area Aquatic Association 07/10/2025 2025 ST AAAA STAGS LC Championship
50 Back
42.25
42.25
100 Back
44.30
1:26.55
100 Back
1:26.55
69 Jacob Zechmeister 1:26.62 10 AA Min AAA: 1:24.09 (+2.53s | 2.9%) Minnetonka Swim Club 06/26/2025 2025 MN AQJT Aquajets Summer Spectacular
50 Back
42.01
42.01
100 Back
44.61
1:26.62
100 Back
1:26.62
70 Shunsuke Suzuki 1:26.62 10 AA Min AAA: 1:24.09 (+2.53s | 2.9%) Palo Alto Stanford Aquatics 07/31/2025 2025 Long Course Far Western Championship
71 Alexander Lyavzin 1:26.65 10 AA Min AAA: 1:24.09 (+2.56s | 3.0%) SwimRight Team 01/17/2026 2026 Azura Winter Open LCM Invite
72 Stephen Huang 1:26.71 9 AA Min AAA: 1:24.09 (+2.62s | 3.0%) DeAnza Cupertino Aquatics 05/16/2025 2025 DACA LC CBA Meet
73 Zachary Snyder 1:26.74 9 AA Min AAA: 1:24.09 (+2.65s | 3.1%) Madison Area YMCA Mariners 08/06/2025 2025 Summer Elite Showcase
50 Back
42.21
42.21
100 Back
44.53
1:26.74
100 Back
1:26.74
74 Trevor Lam 1:26.76 8 AA Min AAA: 1:24.09 (+2.67s | 3.1%) Dare Aquatics 07/23/2025 2025 CA SCS Summer A G Champs
75 Allen Chen 1:26.85 9 AA Min AAA: 1:24.09 (+2.76s | 3.2%) Seattle Metropolitan Aquatic C 07/24/2025 2025 PN LC 12 U Championships
76 Kamran Clapp 1:26.87 10 AA Min AAA: 1:24.09 (+2.78s | 3.2%) Bellevue Club Swim Team 07/24/2025 2025 PN LC 12 U Championships
77 Sebastian Michel 1:26.96 10 AA Min AAA: 1:24.09 (+2.87s | 3.3%) Katy Aquatic Team For Youth 07/16/2025 2025 Texas Age Group Championships
50 Back
45.16
45.16
100 Back
41.80
1:26.96
100 Back
1:26.96
78 Matvey Fadeev 1:26.98 9 AA Min AAA: 1:24.09 (+2.89s | 3.3%) Issaquah Swim Team 07/24/2025 2025 PN LC 12 U Championships
50 Back
42.90
42.90
100 Back
44.08
1:26.98
100 Back
1:26.98
79 Mason Ryu 1:27.11 9 AA Min AAA: 1:24.09 (+3.02s | 3.5%) Klg Sports Swim Team 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
41.76
41.76
100 Back
45.35
1:27.11
100 Back
1:27.11
80 Hudson Kieschnick 1:27.17 9 AA Min AAA: 1:24.09 (+3.08s | 3.5%) Houston Hydra 07/16/2025 2025 Texas Age Group Championships
50 Back
42.45
42.45
100 Back
44.72
1:27.17
100 Back
1:27.17
81 Eli Shapiro 1:27.37 10 AA Min AAA: 1:24.09 (+3.28s | 3.8%) Lakeridge Swim Team 05/23/2025 2025 Intermountain Classic Long Course Meet
50 Back
42.49
42.49
100 Back
44.88
1:27.37
100 Back
1:27.37
82 Russell Choy 1:27.48 9 AA Min AAA: 1:24.09 (+3.39s | 3.9%) Aquazot Swim Club 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
42.35
42.35
100 Back
45.13
1:27.48
100 Back
1:27.48
83 Joshua Gilbert 1:27.68 9 AA Min AAA: 1:24.09 (+3.59s | 4.1%) Bolles School Sharks 06/20/2025 2025 Planet Swim Summer Championships
50 Back
43.97
43.97
100 Back
43.71
1:27.68
100 Back
1:27.68
84 Nolan Stumpf 1:27.68 10 AA Min AAA: 1:24.09 (+3.59s | 4.1%) Aquajets Swim Team 07/23/2025 2025 MN NSAC 10 U LC State Championship
50 Back
43.12
43.12
100 Back
44.56
1:27.68
100 Back
1:27.68
85 Sebastian Guevara 1:27.74 10 AA Min AAA: 1:24.09 (+3.65s | 4.2%) Alto Swim Club 06/27/2025 Alto Summer Swelter
86 James Korner 1:27.77 9 AA Min AAA: 1:24.09 (+3.68s | 4.2%) Unattached 08/07/2024 2024 EZ LC Age Group Championship
87 Alexander Fang 1:27.77 10 AA Min AAA: 1:24.09 (+3.68s | 4.2%) Reno Aquatic Club 07/31/2025 2025 Long Course Far Western Championship
88 Bennett Montague 1:27.78 9 AA Min AAA: 1:24.09 (+3.69s | 4.2%) Cypress Fairbanks Swim Club 06/13/2025 2025 ST ASC Firecracker
50 Back
42.53
42.53
100 Back
45.25
1:27.78
100 Back
1:27.78
89 Ryan Latronica 1:27.83 9 AA Min AAA: 1:24.09 (+3.74s | 4.3%) Hills Hurricane Swimming 07/11/2025 2025 Age Group Championships
90 Rafael Parlato 1:27.93 10 AA Min AAA: 1:24.09 (+3.84s | 4.4%) Fenix Swim Club 01/17/2026 2026 Azura Winter Open LCM Invite
91 Nicholas Liu 1:28.05 9 AA Min AAA: 1:24.09 (+3.96s | 4.5%) Alto Swim Club 07/19/2025 Alto Last Splash
92 Tucker McCullough 1:28.13 9 AA Min AAA: 1:24.09 (+4.04s | 4.6%) Team Rebel Aquatics 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
43.74
43.74
100 Back
44.39
1:28.13
100 Back
1:28.13
93 Deren Chai 1:28.19 10 AA Min AAA: 1:24.09 (+4.10s | 4.6%) Pleasanton Seahawks 07/11/2025 2025 Age Group Championships
94 Keaston Meek 1:28.32 10 A Min AA: 1:28.19 (+0.13s | 0.1%) Oklahoma Swimming 07/31/2025 2025 Central Zone 14 Under Championship Mee
50 Back
42.67
42.67
100 Back
45.65
1:28.32
100 Back
1:28.32
95 Aaron Wang 1:28.35 10 A Min AA: 1:28.19 (+0.16s | 0.2%) Unattached 06/27/2025 Alto Summer Swelter
96 Lucas Pan 1:28.45 8 A Min AA: 1:28.19 (+0.26s | 0.3%) Santa Clara Swim Club 07/31/2025 2025 Long Course Far Western Championship
97 Aaron Niu 1:28.49 9 A Min AA: 1:28.19 (+0.30s | 0.3%) Flying Fish Swim Club 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
43.05
43.05
100 Back
45.44
1:28.49
100 Back
1:28.49
98 Zachary Zeng 1:28.50 9 A Min AA: 1:28.19 (+0.31s | 0.4%) Waterloo Swimming 07/10/2025 2025 ST AAAA STAGS LC Championship
50 Back
42.34
42.34
100 Back
46.16
1:28.50
100 Back
1:28.50
99 Lynden Feaste 1:28.55 9 A Min AA: 1:28.19 (+0.36s | 0.4%) Can Mississauga Aquatic Club 01/17/2026 2026 Azura Winter Open LCM Invite
100 Artem Shtein 1:28.60 10 A Min AA: 1:28.19 (+0.41s | 0.5%) SwimRight Team 01/17/2026 2026 Azura Winter Open LCM Invite

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.