USA Swimming-National Meets
2025 Toyota US Open Championships
Event 14 Men 100 LC Meter Butterfly
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World: W 49.45 7/31/2021 Caeleb Dressel, USA
American: A 49.45 7/30/2021 Caeleb Dressel, USA
U.S. Open: O 49.76 6/18/2021 Caeleb Dressel, Gator Swim Club-
US Open Meet: M 50.24 12/5/2025 Shaine Casas, Longhorn Aquatic
Jr World: 50.62 7/29/2017 Kristof Milak, HUN
Texas Pool: P 50.24 12/5/2025 Shaine Casas, Longhorn Aquatic
Name Age Team Seed Prelims
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=== Preliminaries ===
1 Casas, Shaine 25 Longhorn Aquatic 50.51 50.78
r:+0.64 23.37 50.78 (27.41)
2 Kharun, Ilya 20 Unattached-AZ 50.07 50.91
r:+0.66 24.03 50.91 (26.88)
3 Rose, Dare 23 Scarlet Aquatics 50.93 51.60
r:+0.63 23.86 51.60 (27.74)
4 Dressel, Caeleb 29 Sporting Jax Aqu 52.33 51.77
r:+0.62 24.42 51.77 (27.35)
5 Marchand, Leon 23 Longhorn Aquatic 52.56 51.81
r:+0.66 24.49 51.81 (27.32)
6 Kammann, Bjoern 24 Tennessee Aquati 51.70 51.94
r:+0.72 24.49 51.94 (27.45)
7 Hayes, Aiden 22 NC State Univers 51.24 52.30
r:+0.66 24.54 52.30 (27.76)
7 Kos, Hubert 22 Unattached-ST 50.55 52.30
r:+0.61 23.93 52.30 (28.37)
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9 Grassi, Santiago 29 FAST Swim Team-C 54.53 52.53
r:+0.63 24.82 52.53 (27.71)
10 Knox, Finlay 24 Swimming Canada- 54.07 52.68
r:+0.69 24.65 52.68 (28.03)
11 Klinge, Matthew 20 Ohio State Unive 52.11 52.70
r:+0.69 24.16 52.70 (28.54)
12 Youssef Nasr, Abdalla 19 Egypt-IT 45.75Y 52.78
r:+0.69 24.78 52.78 (28.00)
13 Fentress, Evan 21 Ohio State Unive 52.12 53.12
r:+0.65 24.55 53.12 (28.57)
13 Winkler, Kaii 19 NC State Univers 52.31 53.12
r:+0.67 24.59 53.12 (28.53)
15 Carlisle, Caleb 20 Unattached-WI 53.79 53.30
r:+0.68 24.45 53.30 (28.85)
16 Khaled, Sohib 22 Auburn Universit 52.79 53.32
r:+0.64 24.63 53.32 (28.69)
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17 Wimberly, Jacob 20 Univ of Texas-ST 53.73 53.33
r:+0.63 24.79 53.33 (28.54)
18 Foote, Connor 21 Texas A & M Univ 44.34Y 53.66
r:+0.68 24.58 53.66 (29.08)
19 Gould, Garrett 19 Univ of Texas-ST 53.82 53.86
r:+0.60 24.91 53.86 (28.95)
20 Pieterse, Antonie 20 Unattached-NI 46.66Y 53.89
r:+0.71 25.66 53.89 (28.23)
21 Winkler, Finn 20 Unattached-UT 54.67 53.91
r:+0.60 25.38 53.91 (28.53)
22 Cox, Rowan 18 Longhorn Aquatic 52.59 53.98
r:+0.68 25.36 53.98 (28.62)
23 Pratt, Cole 23 Swimming Canada- 54.07 54.11
r:+0.70 25.67 54.11 (28.44)
24 Ruvalcaba Cruz, Hecto 28 Unattached-GU 54.08 54.12
r:+0.69 25.70 54.12 (28.42)
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25 Costello, Cooper 20 Unattached-CA 45.97Y 54.14
r:+0.63 25.18 54.14 (28.96)
26 Noe, Elias 21 Unattached-IN 53.94 54.17
r:+0.64 25.03 54.17 (29.14)
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27 King, Matt 23 Indiana Swim Clu 53.45 54.22
r:+0.65 24.63 54.22 (29.59)
28 Kostin, Vitaly 24 Unattached-FG 54.35 54.31
r:+0.64 25.16 54.31 (29.15)
29 Peck, Kyle 19 Univ of Texas-ST 53.67 54.51
r:+0.61 25.53 54.51 (28.98)
30 Palmer, Tommy 22 Unattached-AZ 53.74 54.68
r:+0.64 24.82 54.68 (29.86)
31 Dwyer, Luke 19 Loyola Universit 54.69 54.89
r:+0.65 25.66 54.89 (29.23)
32 Jerome, Christian 17 Uncle Sam Swim T 54.73 55.20
r:+0.65 25.88 55.20 (29.32)
33 Young, Tolu 20 Unattached-AZ 46.32Y 55.27
r:+0.60 25.19 55.27 (30.08)
34 Roe, Leyton 19 Florida Atlantic 54.69 55.28
r:+0.64 25.65 55.28 (29.63)
35 Filipovic, Alec 21 Univ of Texas-ST 45.84Y 55.34
r:+0.65 25.49 55.34 (29.85)
36 Perez Carrasco, Lio 23 Unattached-WI/Me 54.48 55.59
r:+0.61 25.15 55.59 (30.44)
37 Ng, Wesley 23 Athens Bulldog S 54.45 55.76
r:+0.62 25.55 55.76 (30.21)
38 Kohl, Rayburn 18 Ohio State Unive 55.37 55.79
r:+0.66 25.96 55.79 (29.83)
39 Ghile, Dragos 21 West Virginia Un 54.23 56.19
r:+0.67 25.70 56.19 (30.49)
40 Morley, Cooper 21 Penn State Unive 45.62Y 56.66
r:+0.66 26.09 56.66 (30.57)
41 Burt, Cooper 18 Ohio State Unive 47.72Y 57.01
r:+0.77 26.52 57.01 (30.49)
42 Reniewicki, Ethan 19 Ohio State Unive 54.56 58.12
r:+0.62 26.75 58.12 (31.37)
-- McDonald, Owen 21 Indiana Universi 54.35 DQ
False start
r:+0.57 24.58 DQ (27.90)
-- Sammons, David 16 SwimMAC Carolina 55.79 DFS
Declared false start