Swimming at the 2017 World Aquatics Championships – Men's 100 metre freestyle

Men's 100 metre freestyle at the 2017 World Aquatics Championships
Venue	Danube Arena
Location	Budapest, Hungary
Dates	26 July (heats and semifinals) 27 July (final)
Competitors	113 from 106 nations
Winning time	47.17
Medalists
Caeleb Dressel   United States   Nathan Adrian   United States   Mehdy Metella   France

The Men's 100 metre freestyle competition at the 2017 World Championships was held on 26 and 27 July 2017.

Records

Prior to the competition, the existing world and championship records were as follows.

World record	César Cielo (BRA)	46.91	Rome, Italy	30 July 2009
Competition record	César Cielo (BRA)	46.91	Rome, Italy	30 July 2009

Results

Heats

The heats were held on 26 July at 09:45.

Rank	Heat	Lane	Name	Nationality	Time	Notes
1	12	4	Cameron McEvoy	Australia	47.97	Q
2	10	3	Mehdy Metella	France	48.18	Q
3	11	5	Caeleb Dressel	United States	48.26	Q
4	12	7	Jack Cartwright	Australia	48.43	Q
5	10	2	Shinri Shioura	Japan	48.46	Q
	12	5	Duncan Scott	Great Britain		Q
	11	4	Nathan Adrian	United States		Q
	11	6	Marcelo Chierighini	Brazil		Q
9	12	2	Yuri Kisil	Canada	48.56	Q
	10	7	Danila Izotov	Russia		Q
11	9	0	Serhiy Shevtsov	Ukraine	48.60	Q
12	12	6	Gabriel Santos	Brazil	48.64	Q
13	10	4	Pieter Timmers	Belgium	48.67	Q
14	9	5	Oussama Sahnoune	Algeria	48.75	Q
15	11	8	Ivano Vendrame	Italy	48.78	Q
16	12	1	Velimir Stjepanović	Serbia	48.80	Q
17	10	6	Joseph Schooling	Singapore	48.86
18	10	0	Dylan Carter	Trinidad and Tobago	48.87
	11	9	Richárd Bohus	Hungary
20	10	8	Kristian Golomeev	Greece	48.88
21	12	8	Dominik Kozma	Hungary	48.89
22	10	5	Luca Dotto	Italy	48.91
23	10	1	Kacper Majchrzak	Poland	48.98
24	11	3	Vladimir Morozov	Russia	48.99
25	11	2	Damian Wierling	Germany	49.07
26	11	7	Yu Hexin	China	49.08
27	11	0	Federico Grabich	Argentina	49.09
28	12	3	Katsumi Nakamura	Japan	49.10
29	9	6	Cristian Quintero	Venezuela	49.19
30	12	9	Hanser García	Cuba	49.33
31	9	1	Ben Schwietert	Netherlands	49.41
32	8	2	Mohamed Samy	Egypt	49.42
33	8	1	Miguel Nascimento	Portugal	49.56
34	9	8	Mislav Sever	Croatia	49.61
35	8	9	Markus Lie	Norway	49.65	NR
36	9	9	Jordan Sloan	Ireland	49.66
37	9	4	Hoàng Quý Phước	Vietnam	49.67
38	9	7	Anders Lie	Denmark	49.71
39	8	7	Ben Hockin	Paraguay	49.78
40	8	4	Ari-Pekka Liukkonen	Finland	49.79
41	7	4	Adil Kaskabay	Kazakhstan	49.81
42	9	2	Yauhen Tsurkin	Belarus	49.82
43	11	1	Simonas Bilis	Lithuania	49.83
44	12	0	Marius Radu	Romania	49.86
45	8	5	Khurshidjon Tursunov	Uzbekistan	49.91
46	8	6	Aleksandar Nikolov	Bulgaria	49.99
	9	3	Zane Waddell	South Africa
48	8	8	Hüseyin Emre Sakçı	Turkey	50.01
49	7	6	Julien Henx	Luxembourg	50.06	NR
50	7	8	Mikel Schreuders	Aruba	50.12
51	8	3	Sam Perry	New Zealand	50.14
52	7	5	Liran Konovalov	Israel	50.16
53	7	7	Luís Flores	Puerto Rico	50.31
54	7	9	Bradley Vincent	Mauritius	50.38
55	8	0	Daniel Ramírez	Mexico	50.54
56	7	1	Kregor Zirk	Estonia	51.00
	6	2	Xander Skinner	Namibia
58	7	2	Wang Yu-lian	Chinese Taipei	51.04
59	6	3	Peter Wetzlar	Zimbabwe	51.08
60	6	5	Christian Sperandio Sánchez	Dominican Republic	51.15
61	6	7	Mokhtar Al-Yamani	Yemen	51.19
62	7	0	Sam Seghers	Papua New Guinea	51.29
63	6	4	Enzo Martínez	Uruguay	51.39
64	6	6	Kent Cheung	Hong Kong	51.49
65	6	0	Jean-Luc Zephir	Saint Lucia	51.98
66	6	8	Matthew Zammit	Malta	52.09
	5	4	Giorgi Biganishvili	Georgia
68	6	1	Kevin Avila Soto	Guatemala	52.18
69	3	6	Jagger Stephens	Guam	52.35
70	5	3	Mahfizur Rahman Sagor	Bangladesh	52.55
71	6	9	Mohammed Bedour	Jordan	52.68
72	5	5	Noah Mascoll-Gomes	Antigua and Barbuda	52.81
73	3	3	Farhan Farhan	Bahrain	52.83
74	3	5	Adel El-Fakir	Libya	53.00
75	3	4	Bakr Al-Dulaimi	Iraq	53.12
76	5	7	Serginni Marten	Curaçao	53.18
77	5	6	Souhail Hamouchane	Morocco	53.52
78	4	5	Anthony Souaiby	Lebanon	53.62
79	5	2	Miguel Mena	Nicaragua	53.68
80	5	1	Kimani Maina	Kenya	53.72
81	7	3	Triady Fauzi Sidiq	Indonesia	54.22
82	5	8	Vladimir Mamikonyan	Armenia	54.26
83	5	9	Heriniavo Rasolonjatovo	Madagascar	54.70
84	5	0	Ado Gargović	Montenegro	54.89
85	4	4	Christian Nikles	Brunei	55.05
86	3	0	Dean Hoffman	Seychelles	55.15
87	1	4	Hannibal Gaskin	Guyana	55.53
88	2	9	Abdalla Aboughazala	Qatar	55.67
89	1	1	Temaruata Strickland	Cook Islands	55.82
90	4	3	Kerry Ollivierre	Grenada	55.91
91	2	5	Adrian Robinson	Botswana	56.01
92	4	2	Nabeel Hatoum	Palestine	56.08
93	3	8	Yellow Yeiyah	Nigeria	56.38
94	2	8	Boldbaataryn Buyantogtokh	Mongolia	56.50
95	2	6	Theo Chiabaut	Monaco	56.63
96	2	6	Adil Bharmal	Tanzania	56.68
97	4	7	Kaleo Kihleng	Micronesia	56.79
98	1	0	Billy-Scott Irakose	Burundi	56.93
99	2	2	Mark Hoare	Swaziland	57.38
100	2	3	Muhammad Khan	Pakistan	57.53
101	1	7	Tongli Panuve	Tonga	58.21
102	1	8	Cheng Pirort	Cambodia	58.52
103	2	1	Olim Kurbanov	Tajikistan	58.56
104	3	2	Joshua Tibatemwa	Uganda	58.79
105	1	5	Shawn Dingilius-Wallace	Palau	58.81
106	1	3	Anubhav Subba	Nepal	59.11
107	2	4	Cruz Halbich	Saint Vincent and the Grenadines	59.54
108	4	9	David Roberto	Northern Mariana Islands	1:01.18
109	2	0	Ismail Muthasim Adnan	Maldives	1:01.68
110	4	8	Jefferson Kpanou	Benin	1:10.40
111	3	1	Kokou Amegashie	Togo	1:11.13
112	3	9	Phillip Kinono	Marshall Islands	1:12.94
113	4	0	Hamid Rahimi	Afghanistan	1:16.81
—	10	9	Jan Świtkowski	Poland	DNS
	1	2	Abeiku Jackson	Ghana
	1	6	Momodou Saine	Gambia
	2	7	Rashed Al-Tarmoom	Suspended Member Federation
	3	7	Adama Niane	Senegal
	4	1	Oumar Kaba	Guinea

Semifinals

The semifinals were held on 26 July at 17:41.

Semifinal 1

Rank	Lane	Name	Nationality	Time	Notes
1	4	Mehdy Metella	France	47.65	Q
2	5	Jack Cartwright	Australia	47.97	Q
3	6	Duncan Scott	Great Britain	48.10	Q
4	3	Marcelo Chierighini	Brazil	48.31	Q
5	1	Oussama Sahnoune	Algeria	48.33
6	2	Yuri Kisil	Canada	48.50
7	8	Velimir Stjepanović	Serbia	48.66
8	7	Gabriel Santos	Brazil	48.72

Semifinal 2

Rank	Lane	Name	Nationality	Time	Notes
1	5	Caeleb Dressel	United States	47.66	Q
2	6	Nathan Adrian	United States	47.85	Q
3	4	Cameron McEvoy	Australia	47.95	Q
4	7	Serhiy Shevtsov	Ukraine	48.30	Q, NR
5	3	Shinri Shioura	Japan	48.54
6	8	Ivano Vendrame	Italy	48.71
7	2	Danila Izotov	Russia	48.78
8	1	Pieter Timmers	Belgium	48.96

Final

The final was held on 27 July at 17:51.

Rank	Lane	Name	Nationality	Time	Notes
	5	Caeleb Dressel	United States	47.17	NR
	3	Nathan Adrian	United States	47.87
	4	Mehdy Metella	France	47.89
4	6	Cameron McEvoy	Australia	47.92
5	7	Duncan Scott	Great Britain	48.11
	8	Marcelo Chierighini	Brazil
7	2	Jack Cartwright	Australia	48.24
8	1	Serhiy Shevtsov	Ukraine	48.26	NR