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
3001 Charles Seaman 1:34.97 9 B Min BB: 1:30.09 (+4.88s | 5.1%) Rockville Montgomery Swim Club 01/16/2026 2026 RMSC January Intrasquad Meet
50 Back
46.90
46.90
100 Back
48.07
1:34.97
100 Back
1:34.97
3002 Zuriel Cariazo 1:34.98 9 B Min BB: 1:30.09 (+4.89s | 5.1%) Montrose Marlins Swim Club 05/17/2025 2025 CO Western Slope IM Challenge
50 Back
46.62
46.62
100 Back
48.36
1:34.98
100 Back
1:34.98
3003 Nathaniel Johnson 1:34.98 8 B Min BB: 1:30.09 (+4.89s | 5.1%) Nova of Virginia 01/09/2026 NOVA New Year S Kick Off
50 Back
46.67
46.67
100 Back
48.31
1:34.98
100 Back
1:34.98
3004 Bennett Burtz 1:34.99 9 B Min BB: 1:30.09 (+4.90s | 5.2%) CAC Stingrays Swim Team 12/14/2025 2025 CO FORM Winter Open
50 Back
45.92
45.92
100 Back
49.07
1:34.99
100 Back
1:34.99
3005 Julian Brown 1:34.99 10 B Min BB: 1:30.09 (+4.90s | 5.2%) Razor Aquatics 11/07/2025 25th Annual A3 Red, White, And Blue Classic
3006 Mason Choi 1:35.00 9 B Min BB: 1:30.09 (+4.91s | 5.2%) Asphalt Green Unified Aquatics 01/17/2026 2026 MR AGUA MLK Invitational
50 Back
46.77
46.77
100 Back
48.23
1:35.00
100 Back
1:35.00
3007 Aaron Nguyen 1:35.01 9 B Min BB: 1:30.09 (+4.92s | 5.2%) Tac Titans 01/16/2026 2026 Vector Security Polar Plunge Meet
50 Back
46.92
46.92
100 Back
48.09
1:35.01
100 Back
1:35.01
3008 Victor Varga 1:35.01 9 B Min BB: 1:30.09 (+4.92s | 5.2%) Tollefson Swimming 01/17/2026 PVS January Open 2026 Fairland
50 Back
44.99
44.99
100 Back
50.02
1:35.01
100 Back
1:35.01
3009 Brooks Poshusta 1:35.02 10 B Min BB: 1:30.09 (+4.93s | 5.2%) Eastmont 11/15/2025 2025 Thankswimming Open Copied
25 Back
22.38
22.38
50 Back
24.32
46.70
50 Back
46.70
75 Back
24.34
1:11.04
100 Back
23.98
1:35.02
50 Back
48.32
3010 Anderson Cox 1:35.02 9 B Min BB: 1:30.09 (+4.93s | 5.2%) Lynchburg YMCA Swim Team 12/04/2025 14th Annual Swim Tri Speedo Winter Champs
3011 Blake Baisch 1:35.04 9 B Min BB: 1:30.09 (+4.95s | 5.2%) Seattle Metropolitan Aquatic C 10/17/2025 2025 THSC Fall Open
50 Back
44.55
44.55
100 Back
50.49
1:35.04
100 Back
1:35.04
3012 Dayton Perkins 1:35.04 9 B Min BB: 1:30.09 (+4.95s | 5.2%) Marlins Of Raleigh 01/16/2026 2026 RSA Winter Tri
3013 Grant Thomas 1:35.04 9 B Min BB: 1:30.09 (+4.95s | 5.2%) YMCA of the Triangle Area Swim 01/23/2026 GCY Winter Meet 2026
50 Back
46.07
46.07
100 Back
48.97
1:35.04
100 Back
1:35.04
3014 Cole Jackson 1:35.05 9 B Min BB: 1:30.09 (+4.96s | 5.2%) Swim South Bay 12/05/2025 Zone 1S Year End Age Group Champs Minus Meet
3015 Kayseik Sharman 1:35.05 10 B Min BB: 1:30.09 (+4.96s | 5.2%) Cysc Riptide 11/15/2025 2025 MW App HYAC November Y Meet
3016 Samuel Diemert 1:35.06 9 B Min BB: 1:30.09 (+4.97s | 5.2%) Mission Aurora Colorado Swimmi 01/09/2026 2026 CO NJ Narwhal Invitational
50 Back
44.38
44.38
100 Back
50.68
1:35.06
100 Back
1:35.06
3017 Leonardo DiVincenzo 1:35.07 9 B Min BB: 1:30.09 (+4.98s | 5.2%) Blue Tide Aquatics 02/21/2025 2025 Gulf 12 Under Champs (DADS)
50 Back
46.94
46.94
100 Back
48.13
1:35.07
100 Back
1:35.07
3018 Andrew Stidham 1:35.07 9 B Min BB: 1:30.09 (+4.98s | 5.2%) Ambush Swimming 12/20/2024 2024 Gulf Fall Champs (ESCA AMBU)
50 Back
46.32
46.32
100 Back
48.75
1:35.07
100 Back
1:35.07
3019 Isaac Tang 1:35.08 10 B Min BB: 1:30.09 (+4.99s | 5.2%) Longhorn Aquatics 01/17/2026 2026 ST AQTX B Champs North
50 Back
47.08
47.08
100 Back
48.00
1:35.08
100 Back
1:35.08
3020 Ethan Fu 1:35.08 9 B Min BB: 1:30.09 (+4.99s | 5.2%) Revolution Swim Club 12/11/2025 2025 NE SHAWMUT Candy Cane Classic
50 Back
45.95
45.95
100 Back
49.13
1:35.08
100 Back
1:35.08
3021 Everett Thomas 1:35.09 10 B Min BB: 1:30.09 (+5.00s | 5.3%) Waves Of Wilmington Inc 01/24/2026 2026 WOW Tri County Classic
50 Back
46.47
46.47
100 Back
48.62
1:35.09
100 Back
1:35.09
3022 Julian Brown 1:35.10 10 B Min BB: 1:30.09 (+5.01s | 5.3%) Razor Aquatics 10/10/2025 2025 HVP IMX Challenge Open Invitational
50 Back
47.27
47.27
100 Back
47.83
1:35.10
100 Back
1:35.10
3023 Grayson King 1:35.10 9 B Min BB: 1:30.09 (+5.01s | 5.3%) Riptide Swim Team 11/01/2025 2025 MN NOR Champ Belt Sprint Spec (Fall)
50 Back
45.63
45.63
100 Back
49.47
1:35.10
100 Back
1:35.10
3024 Gianmarco Caravello 1:35.10 10 B Min BB: 1:30.09 (+5.01s | 5.3%) Team Suffolk 12/11/2025 2025 MR HAUP Eagle Invitational
50 Back
43.83
43.83
100 Back
51.27
1:35.10
100 Back
1:35.10
3025 Chase Obeng 1:35.11 11 B Min BB: 1:30.09 (+5.02s | 5.3%) Kips Bay Makos 01/16/2026 2026 MR NFS 43rd Annual Dr MLK Jr Invite
50 Back
47.15
47.15
100 Back
47.96
1:35.11
100 Back
1:35.11
3026 Griffin Perry 1:35.11 10 B Min BB: 1:30.09 (+5.02s | 5.3%) Rockford Riptide 02/07/2026 2026 Grand Rapids Open
50 Back
45.99
45.99
100 Back
49.12
1:35.11
100 Back
1:35.11
3027 Kenzo Ashley 1:35.12 10 B Min BB: 1:30.09 (+5.03s | 5.3%) Empire Swimming 02/06/2026 2026 MR YMID February Classic Copied
50 Back
45.39
45.39
50 Back
45.39
100 Back
49.73
1:35.12
50 Back
49.73
3028 Brigham Thompson 1:35.12 10 B Min BB: 1:30.09 (+5.03s | 5.3%) Midland Dolphins 01/16/2026 2026 Odd Age Classic
50 Back
45.52
45.52
100 Back
49.60
1:35.12
100 Back
1:35.12
3029 Logan Castillo 1:35.13 8 B Min BB: 1:30.09 (+5.04s | 5.3%) Long Island Aquatic Club 12/05/2025 2025 MR NYS Holiday Classic Trials Finals
50 Back
45.19
45.19
100 Back
49.94
1:35.13
100 Back
1:35.13
3030 Shachar Bassan 1:35.14 10 B Min BB: 1:30.09 (+5.05s | 5.3%) DeAnza Cupertino Aquatics 11/15/2025 De Anza Cupertino Aquatics CBA+ Meet
3031 Tiras Lowe 1:35.14 10 B Min BB: 1:30.09 (+5.05s | 5.3%) Lynchburg Aquatic Club 12/04/2025 14th Annual Swim Tri Speedo Winter Champs
50 Back
47.86
47.86
100 Back
47.28
1:35.14
100 Back
1:35.14
3032 Joshua Holtzclaw 1:35.14 9 B Min BB: 1:30.09 (+5.05s | 5.3%) Royal Swimming 02/06/2026 Not Winter Invite
50 Back
45.78
45.78
100 Back
49.36
1:35.14
100 Back
1:35.14
3033 Elliott Greenwood 1:35.15 7 B Min BB: 1:30.09 (+5.06s | 5.3%) Cavalier Aquatics/Piedmont Fam 02/07/2026 SW District 8 Under Championship
50 Back
43.67
43.67
100 Back
51.48
1:35.15
100 Back
1:35.15
3034 Dylan Chen 1:35.15 7 B Min BB: 1:30.09 (+5.06s | 5.3%) Harbor Seals 01/16/2026 2026 MR NFS 43rd Annual Dr MLK Jr Invite
50 Back
45.20
45.20
100 Back
49.95
1:35.15
100 Back
1:35.15
3035 Cooper Franek 1:35.16 9 B Min BB: 1:30.09 (+5.07s | 5.3%) Northfield Swim Club 02/08/2025 2025 MN NOR Championship Belt Sprint Spectacu
50 Back
45.06
45.06
100 Back
50.10
1:35.16
100 Back
1:35.16
3036 Graham Talton 1:35.16 10 B Min BB: 1:30.09 (+5.07s | 5.3%) Enfinity Aquatic Club 11/14/2025 2025 EAC Friday Frenzy
50 Back
46.39
46.39
100 Back
48.77
1:35.16
100 Back
1:35.16
3037 Trystan Kichoukov 1:35.16 10 B Min BB: 1:30.09 (+5.07s | 5.3%) Rockville Montgomery Swim Club 11/01/2025 2025 RMSC Autumn 350 Challenge Meet
50 Back
45.35
45.35
100 Back
49.81
1:35.16
100 Back
1:35.16
3038 Jayden Silveira 1:35.16 10 B Min BB: 1:30.09 (+5.07s | 5.3%) Fast Falcons 10/10/2025 2025 FAST Pumpkin Plunge
50 Back
47.06
47.06
100 Back
48.10
1:35.16
100 Back
1:35.16
3039 Carter McGroarty 1:35.16 8 B Min BB: 1:30.09 (+5.07s | 5.3%) Nova of Virginia 12/05/2025 NOVA December Dip
50 Back
46.14
46.14
100 Back
49.02
1:35.16
100 Back
1:35.16
3040 Vincent Schremer 1:35.16 8 B Min BB: 1:30.09 (+5.07s | 5.3%) Life Time Oregon Swim Team 12/13/2025 2025 OR HEAT Winter Invitational
50 Back
45.85
45.85
100 Back
49.31
1:35.16
100 Back
1:35.16
3041 Adam Wanichek 1:35.17 10 B Min BB: 1:30.09 (+5.08s | 5.3%) Unattached 01/31/2026 2026 PN BISC Bluefin Invitational
50 Back
44.78
44.78
100 Back
50.39
1:35.17
100 Back
1:35.17
3042 Stefan Belmarez 1:35.19 9 B Min BB: 1:30.09 (+5.10s | 5.4%) Nation\\\\\\'s Capital Swim Club 12/04/2025 2025 PV Turkey Claus Showdown
50 Back
46.94
46.94
100 Back
48.25
1:35.19
100 Back
1:35.19
3043 Henry Fredericks 1:35.19 8 B Min BB: 1:30.09 (+5.10s | 5.4%) COSA Swimming 01/02/2026 2026 CO COSA New Year Open
50 Back
46.39
46.39
100 Back
48.80
1:35.19
100 Back
1:35.19
3044 Nicholas Kelly 1:35.20 8 B Min BB: 1:30.09 (+5.11s | 5.4%) Carolina Aquatic Team 02/14/2026 2026 CAT Valentine Splash
3045 Gregory FitzGerald 1:35.20 10 B Min BB: 1:30.09 (+5.11s | 5.4%) Fox Swim Club 12/21/2025 2025 FOX Winter Clean Up Meet
50 Back
45.69
45.69
100 Back
49.51
1:35.20
100 Back
1:35.20
3046 John Telischak 1:35.21 10 B Min BB: 1:30.09 (+5.12s | 5.4%) Palo Alto Stanford Aquatics 12/20/2025 2025 PASA Winter Frolic Meet @ PALY HS
50 Back
47.24
47.24
100 Back
47.97
1:35.21
100 Back
1:35.21
3047 Elliott Horng 1:35.21 9 B Min BB: 1:30.09 (+5.12s | 5.4%) Rockville Montgomery Swim Club 01/23/2026 2026 USAS IMX Games
50 Back
45.07
45.07
100 Back
50.14
1:35.21
100 Back
1:35.21
3048 Jude Mitchell 1:35.22 8 B Min BB: 1:30.09 (+5.13s | 5.4%) New Wave Swim Team 02/14/2026 2026 TAC TITANS February Qualifier Meet
50 Back
46.43
46.43
100 Back
48.79
1:35.22
100 Back
1:35.22
3049 Scott Rickert 1:35.23 9 B Min BB: 1:30.09 (+5.14s | 5.4%) South Orange County Aquatics 12/12/2025 2025 CA SCS SCAT WAG
50 Back
46.65
46.65
100 Back
48.58
1:35.23
100 Back
1:35.23
3050 Blake Curtis 1:35.24 10 B Min BB: 1:30.09 (+5.15s | 5.4%) Surge Aquatics 01/24/2026 2026 ST SCY Surge January Invite
50 Back
46.66
46.66
100 Back
48.58
1:35.24
100 Back
1:35.24

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.