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USA Boys 10 & under - 100 Y 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
851 Emmett Tourney 1:33.84 10 BB Min A: 1:30.59 (+3.25s | 3.5%) Red Wing Swim Club 03/07/2026 2026 MN RSC 10 U State Championship
50 Breast
46.14
46.14
100 Breast
47.70
1:33.84
100 Breast
1:33.84
852 Bruce Asmega 1:33.85 10 BB Min A: 1:30.59 (+3.26s | 3.5%) Pacifica Sea Lions 03/07/2026 BAC Race To AGCs
853 Jack Bender 1:33.86 9 BB Min A: 1:30.59 (+3.27s | 3.5%) Unatached 03/21/2026 2026 MAKO SPRING FLING
50 Breast
42.82
42.82
100 Breast
51.04
1:33.86
100 Breast
1:33.86
854 Evan Tomizawa 1:33.87 10 BB Min A: 1:30.59 (+3.28s | 3.5%) Kamehameha Swim Club 04/18/2026 44th Annual Harry Mamizuka Invitational
50 Breast
45.41
45.41
100 Breast
48.46
1:33.87
100 Breast
1:33.87
855 Anderson Cox 1:33.88 10 BB Min A: 1:30.59 (+3.29s | 3.5%) Lynchburg YMCA Swim Team 03/19/2026 2026 USRY Short Course Champs
50 Breast
44.03
44.03
100 Breast
49.85
1:33.88
100 Breast
1:33.88
856 Ari Mobasseri 1:33.88 8 BB Min A: 1:30.59 (+3.29s | 3.5%) Aquazot Swim Club 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Breast
43.91
43.91
100 Breast
49.97
1:33.88
100 Breast
1:33.88
857 Ethan Gaffin 1:33.89 9 BB Min A: 1:30.59 (+3.30s | 3.5%) Alamo Area Aquatic Association 02/13/2026 2026 ST HPAC STX Champs South
50 Breast
45.94
45.94
100 Breast
47.95
1:33.89
100 Breast
1:33.89
858 Brian Chou 1:33.91 9 BB Min A: 1:30.59 (+3.32s | 3.5%) Irvine Novaquatics 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Breast
44.63
44.63
100 Breast
49.28
1:33.91
100 Breast
1:33.91
859 Edison Smink 1:33.95 10 BB Min A: 1:30.59 (+3.36s | 3.6%) Rockville Montgomery Swim Club 01/23/2026 2026 USAS IMX Games
50 Breast
44.67
44.67
100 Breast
49.28
1:33.95
100 Breast
1:33.95
860 Caleb Harrison 1:33.96 10 BB Min A: 1:30.59 (+3.37s | 3.6%) Huntsville Swim Association 02/27/2026 2026 SE Southeastern Winter SC Championships
50 Breast
45.29
45.29
100 Breast
48.67
1:33.96
100 Breast
1:33.96
861 Ezra Epstein 1:33.97 10 BB Min A: 1:30.59 (+3.38s | 3.6%) Asphalt Green Unified Aquatics 03/07/2026 2026 MR AGUA Last Chance Invitational
50 Breast
44.77
44.77
100 Breast
49.20
1:33.97
100 Breast
1:33.97
862 Levi Halbe 1:33.97 10 BB Min A: 1:30.59 (+3.38s | 3.6%) Nation\\\\\\'s Capital Swim Club 12/11/2025 2025 Katie Ledecky Invitational
50 Breast
44.41
44.41
100 Breast
49.56
1:33.97
100 Breast
1:33.97
863 Ashton Chen 1:33.98 10 B: 1:32.59 (+1.39s | 1.5%) Brea Aquatics 02/13/2026 2026 MVN Lunar AAPI Festival
50 Breast
44.75
44.75
100 Breast
49.23
1:33.98
100 Breast
1:33.98
864 Robby Li 1:33.98 9 BB Min A: 1:30.59 (+3.39s | 3.6%) Bolles School Sharks 03/05/2026 2026 Florida Swimming FLAGS NORTH
50 Breast
45.55
45.55
100 Breast
48.43
1:33.98
100 Breast
1:33.98
865 Daniel Ferroni 1:33.98 10 BB Min A: 1:30.59 (+3.39s | 3.6%) Jersey Wahoos 11/07/2025 2025 Mid Atlantic AG Championship Showdown
50 Breast
44.26
44.26
100 Breast
49.72
1:33.98
100 Breast
1:33.98
866 Ryder Stirling 1:33.99 10 BB Min A: 1:30.59 (+3.40s | 3.6%) West Ottawa Swim Club 03/14/2026 2026 SCY 10 Under Championship Meet
50 Breast
44.16
44.16
100 Breast
49.83
1:33.99
100 Breast
1:33.99
867 Gavin Mahrous 1:34.00 9 BB Min A: 1:30.59 (+3.41s | 3.6%) Sioux Falls Swim Team 11/15/2025 2025 SD YST Charity Invite
50 Breast
44.47
44.47
100 Breast
49.53
1:34.00
100 Breast
1:34.00
868 Spencer Frickson 1:34.02 9 BB Min A: 1:30.59 (+3.43s | 3.6%) Mako Aquatics 03/07/2026 2026 MN RSC 10 U State Championship
50 Breast
45.29
45.29
100 Breast
48.73
1:34.02
100 Breast
1:34.02
869 Benjamin Thilking 1:34.04 10 BB Min A: 1:30.59 (+3.45s | 3.7%) Bedford Barracudas 03/07/2026 PYSA Champs 2026
50 Breast
43.98
43.98
100 Breast
50.06
1:34.04
100 Breast
1:34.04
870 Aiden Meng 1:34.05 9 BB Min A: 1:30.59 (+3.46s | 3.7%) Pack Swim Team of Pittsford 01/23/2026 2026 USAS IMX Games
50 Breast
44.26
44.26
100 Breast
49.79
1:34.05
100 Breast
1:34.05
871 William Martzke 1:34.06 10 BB Min A: 1:30.59 (+3.47s | 3.7%) Birmingham \\\\\\'y\\\\\\' Blue Dolphins 01/16/2026 2026 Odd Age Classic
50 Breast
45.04
45.04
100 Breast
49.02
1:34.06
100 Breast
1:34.06
872 Liam Dunn 1:34.10 10 BB Min A: 1:30.59 (+3.51s | 3.7%) Meadowbrook Swim Team 03/05/2026 2026 MD LSC 14 U Championships
50 Breast
42.99
42.99
100 Breast
51.11
1:34.10
100 Breast
1:34.10
873 Boris Petrov 1:34.11 10 BB Min A: 1:30.59 (+3.52s | 3.7%) Patriot Aquatics 07/25/2026 2026 FL Summer Area 2 Championships Working
50 Breast
45.00
45.00
100 Breast
49.11
1:34.11
100 Breast
1:34.11
874 Evan Manful 1:34.11 10 BB Min A: 1:30.59 (+3.52s | 3.7%) Henley 02/14/2025 2025 OR HS 4a 2
50 Breast
43.91
43.91
100 Breast
50.20
1:34.11
100 Breast
1:34.11
875 Marcus Pass 1:34.11 10 BB Min A: 1:30.59 (+3.52s | 3.7%) Sioux Falls Swim Team 02/20/2026 2026 SD 12 Under Short Course State A Champ
50 Breast
44.66
44.66
100 Breast
49.45
1:34.11
100 Breast
1:34.11
876 Emilio Balcazar 1:34.14 10 BB Min A: 1:30.59 (+3.55s | 3.8%) Centro Acuatico Universitario 02/13/2026 2026 BD Arctic BLAST Swim Meet
877 Daniel Nelasov 1:34.15 10 BB Min A: 1:30.59 (+3.56s | 3.8%) Jersey Wahoos 11/07/2025 2025 Mid Atlantic AG Championship Showdown
50 Breast
45.15
45.15
100 Breast
49.00
1:34.15
100 Breast
1:34.15
878 Max Be 1:34.16 10 BB Min A: 1:30.59 (+3.57s | 3.8%) Rockville Montgomery Swim Club 02/20/2026 2026 RMSC February Invitational
50 Breast
45.74
45.74
100 Breast
48.42
1:34.16
100 Breast
1:34.16
879 Kian Bahmani 1:34.18 10 BB Min A: 1:30.59 (+3.59s | 3.8%) Rockville Montgomery Swim Club 02/20/2026 2026 RMSC February Invitational
50 Breast
44.11
44.11
100 Breast
50.07
1:34.18
100 Breast
1:34.18
880 Leonardo Kirk 1:34.18 9 BB Min A: 1:30.59 (+3.59s | 3.8%) Gator Swim Club 07/25/2026 Area 4
881 John Wojtowicz 1:34.18 10 BB Min A: 1:30.59 (+3.59s | 3.8%) Green Terror Aquatic Club 11/14/2025 2025 NBAC Thanksgiving Meet
50 Breast
44.47
44.47
100 Breast
49.71
1:34.18
100 Breast
1:34.18
882 Juwon Baek 1:34.22 9 BB Min A: 1:30.59 (+3.63s | 3.9%) Condors Swim Club 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Breast
44.29
44.29
100 Breast
49.93
1:34.22
100 Breast
1:34.22
883 Michael Levell 1:34.24 10 BB Min A: 1:30.59 (+3.65s | 3.9%) Brownell Talbot 10/11/2025 IMX Block Party Challenge #1
50 Breast
44.50
44.50
100 Breast
49.74
1:34.24
100 Breast
1:34.24
884 Seth Snyder 1:34.27 10 BB Min A: 1:30.59 (+3.68s | 3.9%) Lynchburg YMCA Swim Team 02/27/2026 2026 SW District Champs 9 Over
50 Breast
46.00
46.00
100 Breast
48.27
1:34.27
100 Breast
1:34.27
885 Max Matov 1:34.27 10 BB Min A: 1:30.59 (+3.68s | 3.9%) Commonwealth Swimming 10/25/2025 2025 NE SHAWMUT Pumpkin Splash Copied
50 Breast
43.91
43.91
100 Breast
50.36
1:34.27
100 Breast
1:34.27
886 Benjamin Thilking 1:34.27 10 BB Min A: 1:30.59 (+3.68s | 3.9%) Bedford Barracudas 03/19/2026 2026 USRY Short Course Champs
50 Breast
43.42
43.42
100 Breast
50.85
1:34.27
100 Breast
1:34.27
887 Owen Yuk 1:34.29 10 BB Min A: 1:30.59 (+3.70s | 3.9%) Nation\\\\\\'s Capital Swim Club 02/13/2026 2026 NCAP Winter Qualifier
50 Breast
43.64
43.64
100 Breast
50.65
1:34.29
100 Breast
1:34.29
888 Lucas Jiang 1:34.29 9 BB Min A: 1:30.59 (+3.70s | 3.9%) Kingfish Swimming Medfield 02/13/2026 2026 NE SAC 10 Under Champs
50 Breast
45.77
45.77
100 Breast
48.52
1:34.29
100 Breast
1:34.29
889 Ivan Bondar 1:34.31 10 BB Min A: 1:30.59 (+3.72s | 3.9%) Matchpoint Nyc 10/10/2025 2025 MR LIE Octoberfest Invitational
50 Breast
44.03
44.03
100 Breast
50.28
1:34.31
100 Breast
1:34.31
890 Wellis Ren 1:34.31 10 BB Min A: 1:30.59 (+3.72s | 3.9%) Jersey Wahoos 11/07/2025 2025 Mid Atlantic AG Championship Showdown
50 Breast
45.57
45.57
100 Breast
48.74
1:34.31
100 Breast
1:34.31
891 Theodore Chan 1:34.32 9 BB Min A: 1:30.59 (+3.73s | 4.0%) Long Island Express 03/13/2026 2026 MR SC Junior Metropolitan Championships
50 Breast
45.80
45.80
100 Breast
48.52
1:34.32
100 Breast
1:34.32
892 Michael Campbell 1:34.32 9 BB Min A: 1:30.59 (+3.73s | 4.0%) Birmingham \\\\\\'y\\\\\\' Blue Dolphins 10/17/2025 2025 OLY Fall Classic
50 Breast
44.37
44.37
100 Breast
49.95
1:34.32
100 Breast
1:34.32
893 Matias Venturino 1:34.32 9 BB Min A: 1:30.59 (+3.73s | 4.0%) Rockville Montgomery Swim Club 02/20/2026 2026 RMSC February Invitational
50 Breast
45.93
45.93
100 Breast
48.39
1:34.32
100 Breast
1:34.32
894 Davis Chappell 1:34.32 10 BB Min A: 1:30.59 (+3.73s | 4.0%) Hampton Virginia Current 11/14/2025 ISCA Fall Classic Championship 2025
50 Breast
46.38
46.38
100 Breast
47.94
1:34.32
100 Breast
1:34.32
895 Andrew Pappageorge 1:34.33 10 BB Min A: 1:30.59 (+3.74s | 4.0%) Herndon Aquatic Club 03/21/2026 2026 MAKO SPRING FLING
50 Breast
44.70
44.70
100 Breast
49.63
1:34.33
100 Breast
1:34.33
896 Gustavo Granados 1:34.34 9 BB Min A: 1:30.59 (+3.75s | 4.0%) Fenix Swim Club 02/20/2026 2026 FG SCY BB Championships SOUTH
50 Breast
45.21
45.21
100 Breast
49.13
1:34.34
100 Breast
1:34.34
897 David Xiong 1:34.34 8 BB Min A: 1:30.59 (+3.75s | 4.0%) Arctic Aquatics 10/04/2025 2025 NE CS Fall Sprints Copied
50 Breast
46.43
46.43
50 Breast
46.43
100 Breast
47.91
1:34.34
50 Breast
47.91
898 Theodore Chan 1:34.35 9 BB Min A: 1:30.59 (+3.76s | 4.0%) Long Island Express 01/16/2026 2026 MR LIE Winterfest Invitational
50 Breast
45.20
45.20
100 Breast
49.15
1:34.35
100 Breast
1:34.35
899 James DeKlotz 1:34.36 9 BB Min A: 1:30.59 (+3.77s | 4.0%) Nation\\\\\\'s Capital Swim Club 02/27/2026 2026 Cherry Blossom Champs
50 Breast
44.53
44.53
100 Breast
49.83
1:34.36
100 Breast
1:34.36
900 Everett Muzzarelli 1:34.36 8 BB Min A: 1:30.59 (+3.77s | 4.0%) Woodbridge Swim Team 03/12/2026 2026 SCS Spring Age Group Champs @ RMDA Cop
50 Breast
42.56
42.56
100 Breast
51.80
1:34.36
100 Breast
1:34.36

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.