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
4151 Zachary Murdoch 1:41.97 10 B: 1:40.69 (+1.28s | 1.3%) Potomac Marlins 01/17/2026 PVS January Open 2026 PWCS
50 Back
48.89
48.89
100 Back
53.08
1:41.97
100 Back
1:41.97
4152 Isaac Welmerink 1:41.98 9 B: 1:40.69 (+1.29s | 1.3%) Lakeridge Swim Team 02/06/2026 2026 Valentines Day Age Group Open
50 Back
48.83
48.83
100 Back
53.15
1:41.98
100 Back
1:41.98
4153 Lucas Saavedra 1:41.98 9 B: 1:40.69 (+1.29s | 1.3%) Swim Streamline at Northampton 11/02/2024 SSAN 2024 Fall Invite
4154 Fennick Brown 1:41.98 9 B: 1:40.69 (+1.29s | 1.3%) Zeus Swim Team 12/05/2025 2025 MR NYS Holiday Classic Trials Finals
50 Back
50.48
50.48
100 Back
51.50
1:41.98
100 Back
1:41.98
4155 Knox Monsivais 1:41.99 9 B: 1:40.69 (+1.30s | 1.3%) Lehi Aquatics 06/12/2025 WFFM June Developmental
50 Back
50.14
50.14
100 Back
51.85
1:41.99
100 Back
1:41.99
4156 Yuchen Zhou 1:41.99 10 B: 1:40.69 (+1.30s | 1.3%) Eastside Aquatic Swim Team 01/17/2026 2026 PN SMAC Winter Invitational Approved
50 Back
49.32
49.32
100 Back
52.67
1:41.99
100 Back
1:41.99
4157 Elliott Horn 1:42.00 9 B: 1:40.69 (+1.31s | 1.3%) Monocacy Aquatic Club 11/01/2025 2025 Bridget Vache Memorial MAC Fall Frenzy
50 Back
49.24
49.24
100 Back
52.76
1:42.00
100 Back
1:42.00
4158 Jack Doolin 1:42.01 9 B: 1:40.69 (+1.32s | 1.3%) Htx Swims 12/20/2024 2024 Gulf Fall Champs (TASC)
50 Back
48.82
48.82
100 Back
53.19
1:42.01
100 Back
1:42.01
4159 Conrad Tanton 1:42.01 9 B: 1:40.69 (+1.32s | 1.3%) Utah Valley Aquatics 12/27/2024 59th Holiday Open 2024 C Meet
50 Back
48.58
48.58
100 Back
53.43
1:42.01
100 Back
1:42.01
4160 Corbyn Yerks 1:42.02 8 B: 1:40.69 (+1.33s | 1.3%) High Tides Swim Club 11/22/2025 2025 MN HTSC Harvest Classic
50 Back
50.83
50.83
100 Back
51.19
1:42.02
100 Back
1:42.02
4161 Luca Platko 1:42.02 9 B: 1:40.69 (+1.33s | 1.3%) Inland Coastal Aquatic Club 10/11/2025 2025 SI RSD All Ages B C Meet
50 Back
47.67
47.67
100 Back
54.35
1:42.02
100 Back
1:42.02
4162 Ratu Bukarau 1:42.03 7 B: 1:40.69 (+1.34s | 1.3%) Stingrays Swim Team 01/10/2026 2026 RAYS Jeff Rouse Invitational
50 Back
48.11
48.11
100 Back
53.92
1:42.03
100 Back
1:42.03
4163 Wyatt Yawn 1:42.03 9 B: 1:40.69 (+1.34s | 1.3%) Tide Swimming 09/20/2025 2025 TIDE King Neptune Meet
4164 Adam Ellingwood 1:42.03 9 B: 1:40.69 (+1.34s | 1.3%) Unattached 10/18/2025 PC SRVA SCY B BB+ Meet
4165 Henry Omer 1:42.03 9 B: 1:40.69 (+1.34s | 1.3%) Machine Aquatics 10/04/2025 2025 Harvest Moon Invitational
4166 Alex Yau 1:42.04 9 B: 1:40.69 (+1.35s | 1.3%) Pacific Dragons Swim Team 02/07/2026 2026 PN IST Feb Winter Invitational Approved
50 Back
49.90
49.90
100 Back
52.14
1:42.04
100 Back
1:42.04
4167 Owen Keiling 1:42.04 10 B: 1:40.69 (+1.35s | 1.3%) Life Time Colorado Swim Club 02/13/2026 2026 CO Valentine Open
50 Back
50.58
50.58
100 Back
51.46
1:42.04
100 Back
1:42.04
4168 Oliver Lin 1:42.04 8 B: 1:40.69 (+1.35s | 1.3%) South Shore YMCA Strypers 12/05/2025 2025 NE YNS Reid Sacco Prelims Finals Invite
50 Back
48.84
48.84
100 Back
53.20
1:42.04
100 Back
1:42.04
4169 Henrik Person 1:42.04 10 B: 1:40.69 (+1.35s | 1.3%) Millard Aquatic Club 01/31/2026 2026 MW SCSC President S Day Meet
50 Back
49.21
49.21
100 Back
52.83
1:42.04
100 Back
1:42.04
4170 Aiden Tam 1:42.06 10 B: 1:40.69 (+1.37s | 1.3%) Sunnyvale Swim Club 03/22/2025 2025 Los Altos Mountain View SC CBA Meet
50 Back
49.92
49.92
100 Back
52.14
1:42.06
100 Back
1:42.06
4171 Landon Morton 1:42.06 10 B: 1:40.69 (+1.37s | 1.3%) Enfinity Aquatic Club 10/17/2025 EAC Autumn Invitational 2025
50 Back
49.82
49.82
100 Back
52.24
1:42.06
100 Back
1:42.06
4172 Lincoln Pugh 1:42.06 10 B: 1:40.69 (+1.37s | 1.3%) South Shore YMCA Strypers 10/17/2025 2025 NE NSSC Beede Halloween Classic Copied
4173 Noah Dunning 1:42.06 9 B: 1:40.69 (+1.37s | 1.3%) Bangor YMCA Barracudas 03/13/2025 2025 MESI Winter Short Course Championships
50 Back
49.36
49.36
100 Back
52.70
1:42.06
100 Back
1:42.06
4174 Gleb Pretkel 1:42.07 9 B: 1:40.69 (+1.38s | 1.4%) YMCA of the North Shore Sharks 12/05/2025 2025 NE YNS Reid Sacco Prelims Finals Invite
50 Back
48.82
48.82
100 Back
53.25
1:42.07
100 Back
1:42.07
4175 Joseph Johnson 1:42.07 10 B: 1:40.69 (+1.38s | 1.4%) Unattached 11/08/2025 2025 PWSC Fall Aqua Fest
50 Back
47.56
47.56
100 Back
54.51
1:42.07
100 Back
1:42.07
4176 Asher Joosse 1:42.08 10 B: 1:40.69 (+1.39s | 1.4%) Williamsburg Aquatic Club 10/24/2025 NOVA Halloween Haunt
50 Back
50.70
50.70
100 Back
51.38
1:42.08
100 Back
1:42.08
4177 Fedor Akimov 1:42.08 10 B: 1:40.69 (+1.39s | 1.4%) YMCA Presidio Aquatics 12/06/2025 Neptune Swimming Swim Like The Dickens
50 Back
49.44
49.44
100 Back
52.64
1:42.08
100 Back
1:42.08
4178 William Gremp 1:42.08 10 B: 1:40.69 (+1.39s | 1.4%) Westport Weston Family YMCA Wa 12/11/2025 2025 NE SHAWMUT Candy Cane Classic
50 Back
46.14
46.14
100 Back
55.94
1:42.08
100 Back
1:42.08
4179 Bruce Neilsen 1:42.09 7 B: 1:40.69 (+1.40s | 1.4%) Lehi Aquatics 10/23/2025 Mike Harper Mini Meet
50 Back
50.42
50.42
100 Back
51.67
1:42.09
100 Back
1:42.09
4180 Federico Balestrini 1:42.10 9 B: 1:40.69 (+1.41s | 1.4%) First Colony Swim Team, Inc. 12/20/2024 2024 Gulf Fall Champs (ESCA AMBU)
50 Back
48.82
48.82
100 Back
53.28
1:42.10
100 Back
1:42.10
4181 Anzell Sidhiwai 1:42.10 10 B: 1:40.69 (+1.41s | 1.4%) Pikes Peak Athletics 07/11/2025 2025 CO AP Rocky Mountain State Games
50 Back
49.55
49.55
100 Back
52.55
1:42.10
100 Back
1:42.10
4182 Mason Murphy 1:42.12 7 B: 1:40.69 (+1.43s | 1.4%) SwimMAC Carolina 12/05/2025 2025 NC SwimMAC December Invite
4183 Mason Erickson 1:42.12 10 B: 1:40.69 (+1.43s | 1.4%) Tualatin Hills Swim Club 11/07/2025 2025 THSC November Open
50 Back
49.40
49.40
100 Back
52.72
1:42.12
100 Back
1:42.12
4184 Indiana Batty 1:42.12 10 B: 1:40.69 (+1.43s | 1.4%) Manhattan Makos 12/13/2025 2025 MR TRI Winter SCY Invitational
50 Back
49.78
49.78
100 Back
52.34
1:42.12
100 Back
1:42.12
4185 Tamer Ley 1:42.12 9 B: 1:40.69 (+1.43s | 1.4%) Birmingham \\\\\\'y\\\\\\' Blue Dolphins 02/01/2026 February Closed Invite
4186 Nathaniel Gomes 1:42.12 10 B: 1:40.69 (+1.43s | 1.4%) New Bedford YMCA Hurricanes 01/16/2026 2026 NE CS Bronze Championships
50 Back
48.46
48.46
100 Back
53.66
1:42.12
100 Back
1:42.12
4187 Joseph Lampreabe 1:42.13 10 B: 1:40.69 (+1.44s | 1.4%) Ransom Everglades Aquatic Club 10/25/2025 2025 FG YSF October Invite
50 Back
1:43.44
1:43.44
100 Back
-1.-31
1:42.13
100 Back
1:42.13
4188 Colton Beam 1:42.13 10 B: 1:40.69 (+1.44s | 1.4%) Tide Swimming 11/01/2025 ODAC Rising Stars Meet #2
4189 Alexander Garcia 1:42.14 10 B: 1:40.69 (+1.45s | 1.4%) Albany Armada Aquatics 11/08/2025 Albany Armada Aquatics C B BB+ Meet
4190 Nixon Lo 1:42.15 8 B: 1:40.69 (+1.46s | 1.4%) Santa Clara Swim Club 09/27/2025 2025 MAC Season Kick Off
4191 Giovanni Luciano 1:42.15 9 B: 1:40.69 (+1.46s | 1.4%) Bgc-N. Westchester Marlins 01/30/2026 2026 MR BGNW February Freeze Invitational
50 Back
49.51
49.51
100 Back
52.64
1:42.15
100 Back
1:42.15
4192 Azel Stevens 1:42.16 10 B: 1:40.69 (+1.47s | 1.4%) Black Marlins Swim Team 09/28/2025 2025 NE SSC Sept FINAL Copied
4193 Adeoluwa Jaiyeola 1:42.17 9 B: 1:40.69 (+1.48s | 1.4%) Accokeek Stroke Technique Swim 11/22/2025 20205 Odd Ball Challenge
4194 Matthew Leitao 1:42.17 10 B: 1:40.69 (+1.48s | 1.4%) Rapids Swim Team 12/05/2025 2025 NE UVAC Winter Classic
50 Back
49.65
49.65
100 Back
52.52
1:42.17
100 Back
1:42.17
4195 Henry Richardson-Bryson 1:42.19 9 B: 1:40.69 (+1.50s | 1.5%) Low Country Aquatic Club 10/10/2025 2025 FAST Pumpkin Plunge
50 Back
49.26
49.26
100 Back
52.93
1:42.19
100 Back
1:42.19
4196 Beckham Rogove 1:42.20 10 B: 1:40.69 (+1.51s | 1.5%) Life Time Fitness New York Swi 11/22/2025 2025 MR QNS Protect Ya Turkey Neck Invite
50 Back
48.89
48.89
100 Back
53.31
1:42.20
100 Back
1:42.20
4197 William Goggin 1:42.21 9 B: 1:40.69 (+1.52s | 1.5%) Poseidon Swimming Inc 01/09/2026 NOVA New Year S Kick Off
50 Back
51.08
51.08
100 Back
51.13
1:42.21
100 Back
1:42.21
4198 David Mastin 1:42.21 9 B: 1:40.69 (+1.52s | 1.5%) Razor Aquatics 01/16/2026 SLA Arctic Blast 2026
50 Back
48.81
48.81
100 Back
53.40
1:42.21
100 Back
1:42.21
4199 Linton Nokes 1:42.21 10 B: 1:40.69 (+1.52s | 1.5%) Occoquan Swimming 12/11/2025 2025 East Coast WinterFest
50 Back
45.72
45.72
100 Back
56.49
1:42.21
100 Back
1:42.21
4200 Gustavo Bedoya 1:42.22 9 B: 1:40.69 (+1.53s | 1.5%) All Star Aquatics 11/14/2025 2025PV November Open Fairland
50 Back
50.60
50.60
100 Back
51.62
1:42.22
100 Back
1:42.22

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.