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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
1051 Everett Armentrout 1:21.37 10 BB Min A: 1:19.59 (+1.78s | 2.2%) Barracuda Swim Club of Northea 03/07/2026 BSC Wonderful One Day Meet 372026
50 Back
40.17
40.17
100 Back
41.20
1:21.37
100 Back
1:21.37
1052 Jacob Witlin 1:21.37 10 BB Min A: 1:19.59 (+1.78s | 2.2%) Condors Swim Club 03/20/2026 2026 SwimRVA Clover Cup
50 Back
39.33
39.33
100 Back
42.04
1:21.37
100 Back
1:21.37
1053 Yanbo Li 1:21.39 9 BB Min A: 1:19.59 (+1.80s | 2.2%) Bolles School Sharks 11/15/2025 EAJ Fall Harvest 2025
50 Back
38.40
38.40
100 Back
42.99
1:21.39
100 Back
1:21.39
1054 Mauro Carrasco 1:21.39 10 BB Min A: 1:19.59 (+1.80s | 2.2%) Unattached 11/14/2025 2025 BD Turkey Splash
1055 David Preble 1:21.39 10 BB Min A: 1:19.59 (+1.80s | 2.2%) Kent County YMCA 01/24/2026 2026 NE KCY New Year S Splash
1056 Elias Montelongo Campos 1:21.41 9 BB Min A: 1:19.59 (+1.82s | 2.2%) Crimson Aquatics 03/06/2026 2026 NE CRIM March Trials Finals Meet
50 Back
39.92
39.92
100 Back
41.49
1:21.41
100 Back
1:21.41
1057 Alexander Wu 1:21.42 10 BB Min A: 1:19.59 (+1.83s | 2.2%) Rockville Montgomery Swim Club 03/12/2026 2026 PV SC 14 Under Championships Copied
50 Back
39.97
39.97
100 Back
41.45
1:21.42
100 Back
1:21.42
1058 Colin Hui 1:21.44 10 BB Min A: 1:19.59 (+1.85s | 2.3%) Highlands Ranch Aquatics 01/23/2026 2026 CO TOPS Colorado Open
50 Back
38.85
38.85
100 Back
42.59
1:21.44
100 Back
1:21.44
1059 Ford Martin 1:21.45 10 BB Min A: 1:19.59 (+1.86s | 2.3%) Upper Arlington Swim Club 03/12/2026 2026 OH SC Junior Championships
50 Back
40.48
40.48
100 Back
40.97
1:21.45
100 Back
1:21.45
1060 Theodore Chan 1:21.46 9 BB Min A: 1:19.59 (+1.87s | 2.3%) Long Island Express 01/16/2026 2026 MR LIE Winterfest Invitational
50 Back
39.79
39.79
100 Back
41.67
1:21.46
100 Back
1:21.46
1061 Aydin Aguirre 1:21.46 9 BB Min A: 1:19.59 (+1.87s | 2.3%) El Paso Eastlake 01/23/2026 2026 BD UIL1 6A Championship
1062 Benjamin Reece 1:21.46 10 BB Min A: 1:19.59 (+1.87s | 2.3%) Gleason Family YMCA 03/21/2026 2026 NE YNS YMCA New England Championship
1063 Andrew Williams 1:21.46 10 BB Min A: 1:19.59 (+1.87s | 2.3%) East Hartford YMCA 12/11/2025 2025 NE CRA Winter Invitational
1064 Daniel Early 1:21.47 10 BB Min A: 1:19.59 (+1.88s | 2.3%) Grosse Pointe Gators 02/06/2026 2026 Michigan Open
50 Back
38.54
38.54
100 Back
42.93
1:21.47
100 Back
1:21.47
1065 Liam Robley 1:21.47 10 BB Min A: 1:19.59 (+1.88s | 2.3%) Huntsville Swim Association 02/27/2026 2026 SE Southeastern Winter SC Championships
50 Back
39.16
39.16
100 Back
42.31
1:21.47
100 Back
1:21.47
1066 Evan Wang 1:21.48 9 BB Min A: 1:19.59 (+1.89s | 2.3%) Rose Bowl Aquatics 12/12/2025 2025 CA SCS SCAT WAG
50 Back
40.97
40.97
100 Back
40.51
1:21.48
100 Back
1:21.48
1067 Shepard Bowen 1:21.49 9 BB Min A: 1:19.59 (+1.90s | 2.3%) Mason Manta Rays 03/12/2026 2026 OH SC Junior Championships
50 Back
40.56
40.56
100 Back
40.93
1:21.49
100 Back
1:21.49
1068 Cole Proescher 1:21.49 9 BB Min A: 1:19.59 (+1.90s | 2.3%) Orinda Aquatics 02/13/2026 2026 Neptune Swimming Invitational
50 Back
40.39
40.39
100 Back
41.10
1:21.49
100 Back
1:21.49
1069 Jimmy Fang 1:21.49 10 BB Min A: 1:19.59 (+1.90s | 2.3%) Nitro Swimming 02/06/2026 2026 ST AQTX STX Champs North
50 Back
39.52
39.52
100 Back
41.97
1:21.49
100 Back
1:21.49
1070 Maximilian Machavariani 1:21.50 9 BB Min A: 1:19.59 (+1.91s | 2.3%) SwimMAC Carolina 03/20/2026 2026 SwimMAC Tar Heel States
50 Back
39.74
39.74
100 Back
41.76
1:21.50
100 Back
1:21.50
1071 Luke Wang 1:21.50 9 BB Min A: 1:19.59 (+1.91s | 2.3%) Flatiron Athletic Club 02/27/2026 2026 CO CSI SC Age Group Championships
50 Back
39.17
39.17
50 Back
39.17
100 Back
42.33
1:21.50
50 Back
42.33
1072 Reed Mock 1:21.50 10 BB Min A: 1:19.59 (+1.91s | 2.3%) South Orange County Aquatics 12/13/2024 2024 CA SCAT SCS WAG
50 Back
39.60
39.60
100 Back
41.90
1:21.50
100 Back
1:21.50
1073 Carter Hollingsworth 1:21.51 10 BB Min A: 1:19.59 (+1.92s | 2.4%) Castle Rock Swimming 02/27/2026 2026 CO CSI SC Age Group Championships
50 Back
39.67
39.67
50 Back
39.67
100 Back
41.84
1:21.51
50 Back
41.84
1074 John Pekkanen 1:21.51 10 BB Min A: 1:19.59 (+1.92s | 2.4%) All Star Aquatics 01/17/2026 PVS January Open 2026 Fairland
50 Back
40.05
40.05
100 Back
41.46
1:21.51
100 Back
1:21.51
1075 Panagiotis Chatzopoulos 1:21.53 10 BB Min A: 1:19.59 (+1.94s | 2.4%) Royal Swimming 02/28/2026 2026 Last Chance Meet
50 Back
39.85
39.85
100 Back
41.68
1:21.53
100 Back
1:21.53
1076 Sylas York 1:21.53 10 BB Min A: 1:19.59 (+1.94s | 2.4%) San Clemente Aquatic Team 02/13/2026 2026 MVN Lunar AAPI Festival
50 Back
39.58
39.58
100 Back
41.95
1:21.53
100 Back
1:21.53
1077 Michael Rybak 1:21.54 10 BB Min A: 1:19.59 (+1.95s | 2.4%) Zeus Swim Team 12/05/2025 2025 MR NYS Holiday Classic Trials Finals
50 Back
39.60
39.60
100 Back
41.94
1:21.54
100 Back
1:21.54
1078 Keaton Visser 1:21.55 10 BB Min A: 1:19.59 (+1.96s | 2.4%) Byron Center Aquatics 03/14/2026 2026 SCY 10 Under Championship Meet
50 Back
39.53
39.53
100 Back
42.02
1:21.55
100 Back
1:21.55
1079 Caffrey Cooke-Ennis 1:21.55 10 BB Min A: 1:19.59 (+1.96s | 2.4%) South Shore YMCA Strypers 02/13/2026 2026 NE SAC 10 Under Champs
50 Back
40.71
40.71
100 Back
40.84
1:21.55
100 Back
1:21.55
1080 Owen Kramer 1:21.56 10 BB Min A: 1:19.59 (+1.97s | 2.4%) New Wave Swim Team 03/25/2026 2026 TAC TITANS Tarheel States Meet
1081 Colin Martin 1:21.56 10 BB Min A: 1:19.59 (+1.97s | 2.4%) Aquasol 11/08/2025 Folsom Classic 2025
1082 Harrison Brooks 1:21.56 10 BB Min A: 1:19.59 (+1.97s | 2.4%) Kceoc Aquatic Club 11/22/2025 2025 Dragonfly Medical Cranberry Classic
50 Back
40.15
40.15
100 Back
41.41
1:21.56
100 Back
1:21.56
1083 George Couchara 1:21.57 9 BB Min A: 1:19.59 (+1.98s | 2.4%) Hydra Aquatics 03/12/2026 2026 PV SC 14 Under Championships Copied
1084 Benjamin Russell 1:21.57 9 BB Min A: 1:19.59 (+1.98s | 2.4%) Csp Tideriders 02/27/2026 Ozark Division I Championship
50 Back
39.35
39.35
100 Back
42.22
1:21.57
100 Back
1:21.57
1085 Michael Han 1:21.58 9 BB Min A: 1:19.59 (+1.99s | 2.4%) Mei\\\\\\'s Typhoons Swimming Club 03/13/2026 2026 NE INST NE Cup
50 Back
40.10
40.10
100 Back
41.48
1:21.58
100 Back
1:21.58
1086 Teague Perry 1:21.59 10 BB Min A: 1:19.59 (+2.00s | 2.5%) Sea Devils 02/07/2026 2026 MN SDVL Sweet Heart Classic
50 Back
39.37
39.37
100 Back
42.22
1:21.59
100 Back
1:21.59
1087 Duke Neligan 1:21.60 9 BB Min A: 1:19.59 (+2.01s | 2.5%) South Lyon Aquatics 03/14/2026 2026 SCY 10 Under Championship Meet
50 Back
40.23
40.23
100 Back
41.37
1:21.60
100 Back
1:21.60
1088 Caleb Stone 1:21.60 10 BB Min A: 1:19.59 (+2.01s | 2.5%) Bellingham Bay Swim Team 02/07/2026 2026 PN TAC Island Express
50 Back
39.89
39.89
100 Back
41.71
1:21.60
100 Back
1:21.60
1089 James Heilbronn 1:21.60 10 BB Min A: 1:19.59 (+2.01s | 2.5%) Saline Swim Team 03/14/2026 2026 SCY 10 Under Championship Meet
50 Back
39.73
39.73
100 Back
41.87
1:21.60
100 Back
1:21.60
1090 Nolan Rhamey 1:21.61 10 BB Min A: 1:19.59 (+2.02s | 2.5%) North Jeffco Swim Team 02/27/2026 2026 CO CSI SC Age Group Championships
50 Back
39.44
39.44
50 Back
39.44
100 Back
42.17
1:21.61
50 Back
42.17
1091 Danylo Marshchivskyi 1:21.64 8 BB Min A: 1:19.59 (+2.05s | 2.5%) Blast Sharks 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Back
39.57
39.57
100 Back
42.07
1:21.64
100 Back
1:21.64
1092 Rayce Shirey 1:21.65 9 BB Min A: 1:19.59 (+2.06s | 2.5%) Shoals Aquatic Club 02/27/2026 2026 SE Southeastern Winter SC Championships
50 Back
39.23
39.23
100 Back
42.42
1:21.65
100 Back
1:21.65
1093 Eli LoPiccolo 1:21.66 10 BB Min A: 1:19.59 (+2.07s | 2.5%) Raleigh Swimming Association 02/12/2026 2026 RSA Cupid Cuts
1094 Broderick Kipp 1:21.67 10 BB Min A: 1:19.59 (+2.08s | 2.5%) Buckeye Swim Club 03/12/2026 2026 OH SC Junior Championships
50 Back
40.04
40.04
100 Back
41.63
1:21.67
100 Back
1:21.67
1095 Caleb Ingraham 1:21.71 10 BB Min A: 1:19.59 (+2.12s | 2.6%) Alamo Area Aquatic Association 01/31/2025 2025 ST HPAC STX Champs South
50 Back
38.82
38.82
100 Back
42.89
1:21.71
100 Back
1:21.71
1096 Ryan Liu 1:21.71 10 BB Min A: 1:19.59 (+2.12s | 2.6%) Long Island Aquatic Club 02/20/2026 2026 MR Silvers Championship South HAUP
50 Back
39.81
39.81
100 Back
41.90
1:21.71
100 Back
1:21.71
1097 Moose Lane 1:21.71 9 BB Min A: 1:19.59 (+2.12s | 2.6%) Streamliner Aquatics 03/19/2026 2026 Northwest Region AG Champs Approved
50 Back
38.79
38.79
100 Back
42.92
1:21.71
100 Back
1:21.71
1098 Evan Wik 1:21.72 8 BB Min A: 1:19.59 (+2.13s | 2.6%) Southwest Stars Swim Club 03/05/2026 2026 Florida Swimming FLAGS NORTH
50 Back
38.51
38.51
100 Back
43.21
1:21.72
100 Back
1:21.72
1099 Mason Nordin 1:21.73 10 BB Min A: 1:19.59 (+2.14s | 2.6%) Foxjets Swim Team 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
38.96
38.96
100 Back
42.77
1:21.73
100 Back
1:21.73
1100 Charles Webb 1:21.73 10 BB Min A: 1:19.59 (+2.14s | 2.6%) Excel Aquatics 12/05/2025 2025 Beaman Toyota Meet Of Champs
50 Back
39.05
39.05
100 Back
42.68
1:21.73
100 Back
1:21.73

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.