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USA Boys 10 & under - 100 M Breast

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
151 Matias Cardona 1:38.41 10 AA Min AAA: 1:36.29 (+2.12s | 2.2%) SwimFast 04/25/2026 2026 Azura Spring Open LCM Invit
152 Lok Zhang 1:38.44 10 AA Min AAA: 1:36.29 (+2.15s | 2.2%) Pacific Dragons Swim Team 07/23/2026 2026 PN LC 12 U Championships Approved
50 Breast
47.27
47.27
100 Breast
51.17
1:38.44
100 Breast
1:38.44
153 Juan Marquez 1:38.44 10 AA Min AAA: 1:36.29 (+2.15s | 2.2%) Heritage Aquatic Team 06/19/2026 2026 SoFlo Last Chance Summer Invite
154 Summit Bergman 1:38.50 10 AA Min AAA: 1:36.29 (+2.21s | 2.2%) Life Time Southeast 07/17/2026 2026 SE Southeastern Summer LC Championships
50 Breast
47.66
47.66
100 Breast
50.84
1:38.50
100 Breast
1:38.50
155 Everett Cassidy 1:38.58 10 AA Min AAA: 1:36.29 (+2.29s | 2.3%) Nsea Swim 07/16/2026 2026 NCS LC AG Championships
50 Breast
44.55
44.55
100 Breast
54.03
1:38.58
100 Breast
1:38.58
156 Daniel Comport 1:38.59 10 AA Min AAA: 1:36.29 (+2.30s | 2.3%) Highbridge Aquatics 07/16/2026 2026 Kentucky Swimming LC Championship 2 Co
50 Breast
48.15
48.15
100 Breast
50.44
1:38.59
100 Breast
1:38.59
157 Savelii Dorofieiev 1:38.61 10 AA Min AAA: 1:36.29 (+2.32s | 2.4%) Saint Petersburg Aquatics 04/17/2026 2026 SAINT PETE S 1st LONG COURSE MEET
50 Breast
46.56
46.56
100 Breast
52.05
1:38.61
100 Breast
1:38.61
158 Lucas Jiang 1:38.66 9 AA Min AAA: 1:36.29 (+2.37s | 2.4%) Santa Clara Swim Club 07/30/2026 Long Course Far Westerns
159 Elijah Braeger 1:38.67 10 AA Min AAA: 1:36.29 (+2.38s | 2.4%) Lakeside Swim Team 07/16/2026 2026 Kentucky Swimming LC Championship 2 Co
50 Breast
48.16
48.16
100 Breast
50.51
1:38.67
100 Breast
1:38.67
160 Jake McNair 1:38.69 9 AA Min AAA: 1:36.29 (+2.40s | 2.4%) Bellevue Club Swim Team 07/23/2026 2026 PN LC 12 U Championships Approved
50 Breast
47.41
47.41
100 Breast
51.28
1:38.69
100 Breast
1:38.69
161 Brian Chou 1:38.70 9 AA Min AAA: 1:36.29 (+2.41s | 2.4%) Irvine Novaquatics 06/11/2026 2026 SCS June AG Invite
50 Breast
47.71
47.71
100 Breast
50.99
1:38.70
100 Breast
1:38.70
162 Caleb Pelkey 1:38.77 10 AA Min AAA: 1:36.29 (+2.48s | 2.5%) Unattached 07/30/2026 2026 CZ 14 U Championship Meet IN
50 Breast
45.48
45.48
100 Breast
53.29
1:38.77
100 Breast
1:38.77
163 Caden Chang 1:38.78 9 AA Min AAA: 1:36.29 (+2.49s | 2.5%) SwimAtlanta 06/18/2026 2026 Tennessee Aquatics June Invitational
50 Breast
47.12
47.12
100 Breast
51.66
1:38.78
100 Breast
1:38.78
164 Jeffrey Moon 1:38.81 10 AA Min AAA: 1:36.29 (+2.52s | 2.6%) Commerce Aquatics Swim Team 07/03/2026 2026 Keo Nakama Swim Meet
165 Seth Benton 1:38.86 10 AA Min AAA: 1:36.29 (+2.57s | 2.6%) SwimRVA 06/25/2026 LC Central District Champs
166 Leo Blubaugh 1:38.90 10 AA Min AAA: 1:36.29 (+2.61s | 2.6%) Nova of Virginia 07/16/2026 2026 Virginia Swimming LC Age Group Champions
50 Breast
46.56
46.56
100 Breast
52.34
1:38.90
100 Breast
1:38.90
167 Arthur Wang 1:38.90 10 AA Min AAA: 1:36.29 (+2.61s | 2.6%) Unattached 07/30/2026 2026 CZ 14 U Championship Meet IN
50 Breast
46.62
46.62
100 Breast
52.28
1:38.90
100 Breast
1:38.90
168 Jacob Bouchard 1:38.93 10 AA Min AAA: 1:36.29 (+2.64s | 2.7%) Unattached 06/25/2026 LC Central District Champs
169 Sebastian Horn-Rios 1:38.96 10 AA Min AAA: 1:36.29 (+2.67s | 2.7%) T2 Aquatics 04/17/2026 2026 GCST Spring Open
50 Breast
46.33
46.33
100 Breast
52.63
1:38.96
100 Breast
1:38.96
170 Titus Wu 1:38.96 10 AA Min AAA: 1:36.29 (+2.67s | 2.7%) Unattached 05/01/2026 2026 HOKI May Day Invite Copied
50 Breast
46.66
46.66
100 Breast
52.30
1:38.96
100 Breast
1:38.96
171 Timur Kochmar 1:39.01 9 AA Min AAA: 1:36.29 (+2.72s | 2.7%) SwimRight Team 05/22/2026 2026 Doral Swim Club LCM Spring Invite
172 Ashton Khor 1:39.08 8 AA Min AAA: 1:36.29 (+2.79s | 2.8%) Houston Hydra 06/05/2026 2026 ST SRG Arena Surge Shark Sizzler
50 Breast
45.81
45.81
100 Breast
53.27
1:39.08
100 Breast
1:39.08
173 Cameron Cheng-Zhang 1:39.08 10 AA Min AAA: 1:36.29 (+2.79s | 2.8%) New Wave Swim Team 07/24/2026 2026 TAC TITANS Closeout Meet
50 Breast
47.65
47.65
100 Breast
51.43
1:39.08
100 Breast
1:39.08
174 Yining Zhao 1:39.09 10 AA Min AAA: 1:36.29 (+2.80s | 2.8%) Tac Titans 06/11/2026 2026 CMC Triangle Classic Meet
50 Breast
47.00
47.00
100 Breast
52.09
1:39.09
100 Breast
1:39.09
175 William Huang 1:39.10 8 AA Min AAA: 1:36.29 (+2.81s | 2.8%) Charles River Aquatics 05/08/2026 2026 NE CRA MIT Team Specialty LC Meet
176 Walter Speicher 1:39.13 10 AA Min AAA: 1:36.29 (+2.84s | 2.9%) Monocacy Aquatic Club 07/29/2026 2026 MD LSC LC Championship
50 Breast
48.53
48.53
100 Breast
50.60
1:39.13
100 Breast
1:39.13
177 Alain Mustafin 1:39.23 10 AA Min AAA: 1:36.29 (+2.94s | 3.0%) Cypress Fairbanks Swim Club 06/12/2026 2026 ST TXLA Texas Open Invite
50 Breast
48.38
48.38
100 Breast
50.85
1:39.23
100 Breast
1:39.23
178 Max Chao 1:39.27 9 AA Min AAA: 1:36.29 (+2.98s | 3.0%) Tac Titans 06/11/2026 2026 CMC Triangle Classic Meet
50 Breast
47.36
47.36
100 Breast
51.91
1:39.27
100 Breast
1:39.27
179 Logan Zhou 1:39.29 9 AA Min AAA: 1:36.29 (+3.00s | 3.0%) Mason Manta Rays 07/23/2026 2026 OH LC Junior Championships
50 Breast
47.31
47.31
100 Breast
51.98
1:39.29
100 Breast
1:39.29
180 Jayden Yuen 1:39.33 10 AA Min AAA: 1:36.29 (+3.04s | 3.1%) Arctic Aquatics 06/12/2026 2026 NE CS Summer Solstice
50 Breast
48.65
48.65
100 Breast
50.68
1:39.33
100 Breast
1:39.33
181 Matt Maris-Wolf 1:39.33 10 AA Min AAA: 1:36.29 (+3.04s | 3.1%) Williamsburg Aquatic Club 07/16/2026 2026 Virginia Swimming LC Age Group Champions
182 Titus Wu 1:39.35 10 AA Min AAA: 1:36.29 (+3.06s | 3.1%) Firefish Aquatics 06/19/2026 2026 Firefish June Jam
50 Breast
48.01
48.01
100 Breast
51.34
1:39.35
100 Breast
1:39.35
183 Aiden Cowles 1:39.38 10 AA Min AAA: 1:36.29 (+3.09s | 3.1%) SwimMAC Carolina 04/17/2026 2026 NC SwimMAC Blue Orange LC
50 Breast
48.21
48.21
100 Breast
51.17
1:39.38
100 Breast
1:39.38
184 Blake Porteus 1:39.42 10 AA Min AAA: 1:36.29 (+3.13s | 3.1%) Westerville Aquatic Club 07/23/2026 2026 OH LC Junior Championships
50 Breast
48.80
48.80
100 Breast
50.62
1:39.42
100 Breast
1:39.42
185 Zakhar Breslavskyi 1:39.46 10 AA Min AAA: 1:36.29 (+3.17s | 3.2%) Unattached 08/05/2026 2026 Western Zone Age Group Championships
186 Henry Bresson 1:39.46 10 AA Min AAA: 1:36.29 (+3.17s | 3.2%) Chinook Aquatic Club 07/23/2026 2026 PN LC 12 U Championships Approved
50 Breast
46.98
46.98
100 Breast
52.48
1:39.46
100 Breast
1:39.46
187 William Sun 1:39.50 10 AA Min AAA: 1:36.29 (+3.21s | 3.2%) Coast Gaurd Blue Dolphins 07/16/2026 2026 Virginia Swimming LC Age Group Champions
188 Nathan Gordon 1:39.50 10 AA Min AAA: 1:36.29 (+3.21s | 3.2%) Irvine Novaquatics 06/11/2026 2026 SCS June AG Invite
50 Breast
47.03
47.03
100 Breast
52.47
1:39.50
100 Breast
1:39.50
189 Anderson Cox 1:39.52 10 AA Min AAA: 1:36.29 (+3.23s | 3.2%) Firefish Aquatics 07/16/2026 2026 Virginia Swimming LC Age Group Champions
190 Sawyer Nichols 1:39.53 10 AA Min AAA: 1:36.29 (+3.24s | 3.3%) Opelika Swim Team 07/17/2026 2026 SE Southeastern Summer LC Championships
50 Breast
48.35
48.35
100 Breast
51.18
1:39.53
100 Breast
1:39.53
191 Luke Sweetser 1:39.53 10 AA Min AAA: 1:36.29 (+3.24s | 3.3%) Columbia Aquatics Association 07/29/2026 2026 MD LSC LC Championship
50 Breast
47.08
47.08
100 Breast
52.45
1:39.53
100 Breast
1:39.53
192 Daniel Nagaoka 1:39.53 10 AA Min AAA: 1:36.29 (+3.24s | 3.3%) Quicksilver Swimming 07/17/2026 2026 Adam Szmidt Memorial PC Summer AG Champs
193 Taeyul Heo 1:39.56 10 AA Min AAA: 1:36.29 (+3.27s | 3.3%) Pleasanton Seahawks 06/20/2026 Alto Summer Swelter
194 Lukas Bell 1:39.57 10 AA Min AAA: 1:36.29 (+3.28s | 3.3%) SwimRVA 05/29/2026 2026 SwimRVA Success Bell
50 Breast
48.82
48.82
100 Breast
50.75
1:39.57
100 Breast
1:39.57
195 Callahan Espiritu 1:39.68 8 AA Min AAA: 1:36.29 (+3.39s | 3.4%) Aquazot Swim Club 07/16/2026 2026 SCS ELITE Age Group LCM Championship
50 Breast
48.85
48.85
100 Breast
50.83
1:39.68
100 Breast
1:39.68
196 Hengyu Cao 1:39.72 10 AA Min AAA: 1:36.29 (+3.43s | 3.4%) Unattached 07/30/2026 2026 CZ 14 U Championship Meet IN
50 Breast
45.81
45.81
100 Breast
53.91
1:39.72
100 Breast
1:39.72
197 William Yao 1:39.73 10 AA Min AAA: 1:36.29 (+3.44s | 3.4%) Fontana Aquatics Club 07/23/2026 2026 CA SCS RAA Summer A G Champs Copied
50 Breast
47.57
47.57
100 Breast
52.16
1:39.73
100 Breast
1:39.73
198 Phinnaeus Johnson 1:39.74 10 AA Min AAA: 1:36.29 (+3.45s | 3.5%) South Valley Makos 05/22/2026 2026 Zone 1 South Firecracker 400
199 Michael Laurence 1:39.75 9 AA Min AAA: 1:36.29 (+3.46s | 3.5%) Gulliver Swim Club 05/15/2026 2026 Gulliver LCM Summer Classic
50 Breast
49.69
49.69
100 Breast
50.06
1:39.75
100 Breast
1:39.75
200 Thomas Klinger 1:39.78 10 AA Min AAA: 1:36.29 (+3.49s | 3.5%) Tide Swimming 07/16/2026 2026 Virginia Swimming LC Age Group Champions

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.