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USA Boys 10 & under - 100 Y 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
151 Luke Gamino 1:08.23 10 AAAA Min Treasure Coast Aquatics 08/22/2026 TCSC Sprint Invitational
50 Back
33.07
33.07
100 Back
35.16
1:08.23
100 Back
1:08.23
152 Ryan Betuk 1:08.34 10 AAAA Min Bend 02/14/2025 2025 OR HS 5a 4
153 Alexander Kovnatsky 1:08.45 10 AAAA Min Orinda Aquatics 03/20/2026 SCY Spring Age Group Championships
50 Back
33.27
33.27
100 Back
35.18
1:08.45
100 Back
1:08.45
154 Brayden Johnson 1:08.63 10 AAAA Min Caldera 02/13/2026 2026 OR HS 5A 4
50 Back
33.69
33.69
100 Back
34.94
1:08.63
100 Back
1:08.63
155 Tanner Sagen 1:08.74 10 AAAA Min Enfinity Aquatic Club 03/20/2026 2026 SwimRVA Clover Cup
50 Back
33.30
33.30
100 Back
35.44
1:08.74
100 Back
1:08.74
156 Dorian Duric 1:08.87 10 AAAA Min Lake Stevens 02/12/2026 2026 (WIAA) NW District I 4A Boys HS OB
50 Back
33.47
33.47
100 Back
35.40
1:08.87
100 Back
1:08.87
157 Carter Grceski 1:08.89 9 AAAA Min Macomb Dakota High School 02/05/2026 2026 Boys Macomb County Championship Invite
50 Back
34.48
34.48
100 Back
34.41
1:08.89
100 Back
1:08.89
158 Ethan Seibold 1:09.16 10 AAA Min AAAA: 1:08.99 (+0.17s | 0.2%) Seaholm High School 02/25/2026 2026 Boys OAA Red Division Championships
50 Back
33.01
33.01
100 Back
36.15
1:09.16
100 Back
1:09.16
159 Shea Dempsey 1:09.24 9 AAA Min AAAA: 1:08.99 (+0.25s | 0.4%) Odea 02/07/2026 2026 (WIAA) Metro(SeaKing District Il) BoysOB
50 Back
33.88
33.88
100 Back
35.36
1:09.24
100 Back
1:09.24
160 Sebastian Gutierrez 1:09.26 9 AAA Min AAAA: 1:08.99 (+0.27s | 0.4%) Anglerfish Aquatics 02/13/2026 2026 NE SAC 10 Under Champs
50 Back
34.20
34.20
100 Back
35.06
1:09.26
100 Back
1:09.26
161 Kollin Daunt 1:09.36 10 AAA Min AAAA: 1:08.99 (+0.37s | 0.5%) Farmington 02/25/2026 2026 Boys OAA Red Division Championships
50 Back
33.43
33.43
100 Back
35.93
1:09.36
100 Back
1:09.36
162 Ryan Latronica 1:09.47 10 AAA Min AAAA: 1:08.99 (+0.48s | 0.7%) Hills Hurricane Swimming 03/20/2026 SCY Spring Age Group Championships
50 Back
33.56
33.56
100 Back
35.91
1:09.47
100 Back
1:09.47
163 Thomas Westcott 1:09.50 10 AAA Min AAAA: 1:08.99 (+0.51s | 0.7%) Twisters Swim Club 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Back
34.38
34.38
100 Back
35.12
1:09.50
100 Back
1:09.50
164 Miguel Ramirez 1:09.57 10 AAA Min AAAA: 1:08.99 (+0.58s | 0.8%) Blue Wave Swimming 10/09/2026 2026 GTSA TYR Swim Classic
50 Back
33.66
33.66
100 Back
35.91
1:09.57
100 Back
1:09.57
165 Samuel Fuerstneau 1:09.58 10 AAA Min AAAA: 1:08.99 (+0.59s | 0.8%) Edina Swim Club 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
33.86
33.86
100 Back
35.72
1:09.58
100 Back
1:09.58
166 Logan Dunsmore 1:09.60 10 AAA Min AAAA: 1:08.99 (+0.61s | 0.9%) Sammamish 02/07/2025 2025 KingCo Conference Boys HS Champs
50 Back
33.72
33.72
100 Back
35.88
1:09.60
100 Back
1:09.60
167 Benjamin Balmaceda 1:09.65 10 AAA Min AAAA: 1:08.99 (+0.66s | 0.9%) Alamo Heights Aquatic Club ? A 10/16/2026 2026 ST ASC Bob Thompson Open
50 Back
34.50
34.50
100 Back
35.15
1:09.65
100 Back
1:09.65
168 Walker Lewis 1:09.71 10 AAA Min AAAA: 1:08.99 (+0.72s | 1.0%) Excel Aquatics 09/25/2026 2026 Excel Aquatics Fall Fest Invite
50 Back
34.22
34.22
100 Back
35.49
1:09.71
100 Back
1:09.71
169 Lennox Luning 1:09.85 10 AAA Min AAAA: 1:08.99 (+0.86s | 1.2%) Naval Academy Aquatic Club 03/05/2026 2026 MD LSC 14 U Championships
50 Back
35.34
35.34
100 Back
34.51
1:09.85
100 Back
1:09.85
170 Will Palumbo 1:09.90 10 AAA Min AAAA: 1:08.99 (+0.91s | 1.3%) Nova of Virginia 03/12/2026 2026 Virginia Swimming SC Age Group Champions
50 Back
34.03
34.03
100 Back
35.87
1:09.90
100 Back
1:09.90
171 Sebastian Horn-Rios 1:09.92 10 AAA Min AAAA: 1:08.99 (+0.93s | 1.3%) T2 Aquatics 10/16/2026 2026 T2 Spooktacular
50 Back
34.02
34.02
100 Back
35.90
1:09.92
100 Back
1:09.92
172 Thomas Sedano 1:09.97 10 AAA Min AAAA: 1:08.99 (+0.98s | 1.4%) Monterey Bay Swim Club 04/09/2026 2026 Far Western SC Hosted By SCSC
50 Back
33.20
33.20
100 Back
36.77
1:09.97
100 Back
1:09.97
173 Mason Friesen 1:10.03 10 AAA Min AAAA: 1:08.99 (+1.04s | 1.5%) Lynden 02/13/2026 2026 (WIAA) NW District 1 2A Boys HS OB
50 Back
33.24
33.24
100 Back
36.79
1:10.03
100 Back
1:10.03
174 Cole Cohen 1:10.09 9 AAA Min AAAA: 1:08.99 (+1.10s | 1.6%) Woodhaven High School 02/06/2026 2026 Boys Wayne County Invitational
50 Back
33.68
33.68
100 Back
36.41
1:10.09
100 Back
1:10.09
175 Salinger Leung 1:10.24 9 AAA Min AAAA: 1:08.99 (+1.25s | 1.8%) Homestead High School 04/22/2026 2026 SCVAL De Anza Division Championship Meet
50 Back
33.93
33.93
100 Back
36.31
1:10.24
100 Back
1:10.24
176 Trevor Lam 1:10.24 9 AAA Min AAAA: 1:08.99 (+1.25s | 1.8%) Dare Aquatics 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Back
33.72
33.72
100 Back
36.52
1:10.24
100 Back
1:10.24
177 Kunwoo Kang 1:10.27 9 AAA Min AAAA: 1:08.99 (+1.28s | 1.8%) South Lyon 02/27/2026 2026 LVC Championship
50 Back
33.79
33.79
100 Back
36.48
1:10.27
100 Back
1:10.27
178 Haeden Brown 1:10.29 9 AAA Min AAAA: 1:08.99 (+1.30s | 1.8%) Hazen 01/10/2026 2026 Kentridge High School Invitational Obse
50 Back
33.24
33.24
100 Back
37.05
1:10.29
100 Back
1:10.29
179 Sebastien Gallant 1:10.30 10 AAA Min AAAA: 1:08.99 (+1.31s | 1.9%) Tuna Swim Club 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
34.00
34.00
100 Back
36.30
1:10.30
100 Back
1:10.30
180 Henry McGrane 1:10.33 10 AAA Min AAAA: 1:08.99 (+1.34s | 1.9%) Summit 02/13/2026 2026 OR HS 5A 4
50 Back
34.52
34.52
100 Back
35.81
1:10.33
100 Back
1:10.33
181 Jacob Bao 1:10.34 10 AAA Min AAAA: 1:08.99 (+1.35s | 1.9%) Tac Titans 03/19/2026 2026 NC TAC ESSZ Age Group Sectionals
50 Back
33.89
33.89
100 Back
36.45
1:10.34
100 Back
1:10.34
182 Isaac Brown 1:10.35 10 AAA Min AAAA: 1:08.99 (+1.36s | 1.9%) West Linn 02/13/2026 2026 OR HS 6A 5
50 Back
34.62
34.62
100 Back
35.73
1:10.35
100 Back
1:10.35
183 Titus Wade 1:10.37 10 AAA Min AAAA: 1:08.99 (+1.38s | 2.0%) Grants Pass 02/14/2025 2025 OR HS 6A 7
50 Back
34.05
34.05
100 Back
36.32
1:10.37
100 Back
1:10.37
184 Wyatt Sklenar 1:10.54 10 AAA Min AAAA: 1:08.99 (+1.55s | 2.2%) Madras 02/15/2025 2025 OR HS 4a 1
50 Back
34.40
34.40
100 Back
36.14
1:10.54
100 Back
1:10.54
185 Jefferson Chiang 1:10.58 10 AAA Min AAAA: 1:08.99 (+1.59s | 2.3%) Irvine Novaquatics 12/12/2025 2025 CA SCS SCAT WAG
50 Back
34.82
34.82
100 Back
35.76
1:10.58
100 Back
1:10.58
186 Stoney Liu 1:10.59 10 AAA Min AAAA: 1:08.99 (+1.60s | 2.3%) Union 02/13/2026 2026 District IV 3A 4A Mens Championships
50 Back
33.93
33.93
100 Back
36.66
1:10.59
100 Back
1:10.59
187 James Metson 1:10.72 10 AAA Min AAAA: 1:08.99 (+1.73s | 2.4%) Wilsonville 02/12/2025 2025 OR HS 5a 1
50 Back
34.65
34.65
100 Back
36.07
1:10.72
100 Back
1:10.72
188 Aaron Day 1:10.86 9 AAA Min AAAA: 1:08.99 (+1.87s | 2.6%) Fraser 02/05/2026 2026 Boys Macomb County Championship Invite
50 Back
34.26
34.26
100 Back
36.60
1:10.86
100 Back
1:10.86
189 Zachary Zeng 1:10.86 10 AAA Min AAAA: 1:08.99 (+1.87s | 2.6%) Waterloo Swimming 10/16/2026 2026 ST ASC Bob Thompson Open
50 Back
35.04
35.04
100 Back
35.82
1:10.86
100 Back
1:10.86
190 Adam Calkins 1:10.87 10 AAA Min AAAA: 1:08.99 (+1.88s | 2.7%) Lynnwood 02/13/2026 2026 (WIAA) NW 3A Boys HS OB
50 Back
34.26
34.26
100 Back
36.61
1:10.87
100 Back
1:10.87
191 Isaac Dai 1:10.97 9 AAA Min AAAA: 1:08.99 (+1.98s | 2.8%) Mission Viejo Nadadores 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Back
35.16
35.16
100 Back
35.81
1:10.97
100 Back
1:10.97
192 Aurelius Lien 1:10.98 9 AAA Min AAAA: 1:08.99 (+1.99s | 2.8%) Santa Clara Swim Club 09/19/2026 2026 Milpitas Aquatic Club Season Kick Off
193 Bryan Jing 1:11.08 10 AAA Min AAAA: 1:08.99 (+2.09s | 2.9%) Rockville Montgomery Swim Club 01/23/2026 2026 USAS IMX Games
50 Back
34.39
34.39
100 Back
36.69
1:11.08
100 Back
1:11.08
194 David Krylov 1:11.09 9 AAA Min AAAA: 1:08.99 (+2.10s | 3.0%) Miami Country Day School 09/14/2026 2026 Palm League Championships USA S OBS
50 Back
34.37
34.37
100 Back
36.72
1:11.09
100 Back
1:11.09
195 William Cravens 1:11.11 10 AAA Min AAAA: 1:08.99 (+2.12s | 3.0%) York Swim Club of Northern Vir 03/12/2026 2026 PV SC 14 Under Championships Copied
50 Back
33.79
33.79
100 Back
37.32
1:11.11
100 Back
1:11.11
196 Micki Flores 1:11.13 9 AAA Min AAAA: 1:08.99 (+2.14s | 3.0%) El Paso Bel Air 01/21/2026 2026 BD UIL2 5A Championship
197 Griffin Ignash 1:11.18 10 AAA Min AAAA: 1:08.99 (+2.19s | 3.1%) Aquatic Team Of Mecklenburg 07/21/2026 ATOM Summer Speed 2025 Copied
50 Back
33.87
33.87
100 Back
37.31
1:11.18
100 Back
1:11.18
198 Luke Asman 1:11.19 10 AAA Min AAAA: 1:08.99 (+2.20s | 3.1%) Romeo High School 02/05/2026 2026 Boys Macomb County Championship Invite
50 Back
33.14
33.14
100 Back
38.05
1:11.19
100 Back
1:11.19
199 Shea Dempsey 1:11.21 9 AAA Min AAAA: 1:08.99 (+2.22s | 3.1%) Odea 01/10/2026 2026 Kentridge High School Invitational Obse
50 Back
35.10
35.10
100 Back
36.11
1:11.21
100 Back
1:11.21
200 Matvey Fadeev 1:11.28 10 AAA Min AAAA: 1:08.99 (+2.29s | 3.2%) Issaquah Swim Team 01/24/2026 2026 PN IST January Invitational Approved
50 Back
34.49
34.49
100 Back
36.79
1:11.28
100 Back
1:11.28

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.