Swimming at the 2023 World Aquatics Championships – Men's 800 metre freestyle

Men's 800 metre freestyle
at the 2023 World Aquatics Championships
Men's 800 metre freestyle ; at the 2023 World Aquatics Championships
Venue	Marine Messe Fukuoka
Location	Fukuoka, Japan
Dates	25 July (heats); 26 July (final)
Competitors	38 from 31 nations
Winning time	7:37.00
Medalists
	← 2022 2024 →

The men's 800 metre freestyle competition at the 2023 World Aquatics Championships was held on 25 and 26 July 2023.^[1]^[2]^[3]

Records

Prior to the competition, the existing world and championship records were as follows.^[4]

World record	Zhang Lin (CHN)	7:32.12	Rome, Italy	26 July 2009
Competition record	Zhang Lin (CHN)	7:32.12	Rome, Italy	26 July 2009

The heats were started on 25 July at 11:32.^[5]

Rank	Heat	Lane	Name	Nationality	Time	Notes
1	3	5	Samuel Short	Australia	7:40.90	Q
2	3	1	Ahmed Hafnaoui	Tunisia	7:41.97	Q
3	3	3	Lukas Märtens	Germany	7:42.04	Q
4	4	6	Daniel Wiffen	Ireland	7:43.81	Q, NR
5	4	4	Bobby Finke	United States	7:43.87	Q
6	4	5	Mykhailo Romanchuk	Ukraine	7:44.07	Q
7	4	3	Gregorio Paltrinieri	Italy	7:44.89	Q
8	3	2	Guilherme Costa	Brazil	7:45.80	Q
9	3	4	Florian Wellbrock	Germany	7:45.87
10	3	9	Marwan Elkamash	Egypt	7:46.55	NR
11	4	8	Luca De Tullio	Italy	7:46.87
12	4	0	Dávid Betlehem	Hungary	7:47.02
13	4	7	Damien Joly	France	7:47.44
14	2	6	Kim Woo-min	South Korea	7:47.69	NR
15	2	2	Kristóf Rasovszky	Hungary	7:47.93
16	2	7	Alfonso Mestre	Venezuela	7:48.66	NR
17	3	6	Elijah Winnington	Australia	7:49.24
18	3	8	Henrik Christiansen	Norway	7:50.46
19	4	1	Ross Dant	United States	7:54.23
20	4	9	Pacome Bricout	France	7:55.20
21	2	3	Dimitrios Markos	Greece	7:55.72
22	2	4	Luke Turley	Great Britain	7:55.84
23	3	7	Daniel Jervis	Great Britain	7:55.92
24	3	0	Fei Liwei	China	7:56.69
25	2	5	Carlos Garach	Spain	7:59.52
26	2	8	Bar Soloveychik	Israel	7:59.65
27	2	9	Aryan Nehra	India	8:00.76	=NR
28	2	1	Eric Brown	Canada	8:01.41
29	1	5	Khiew Hoe Yean	Malaysia	8:05.11	NR
30	2	0	Zac Reid	New Zealand	8:06.94
31	1	4	Righardt Muller	South Africa	8:07.08
32	1	3	Mai Trần Tuấn Anh	Vietnam	8:08.56
33	1	6	Glen Lim Jun Wei	Singapore	8:09.90
34	1	2	Ratthawit Thammananthachote	Thailand	8:14.87
35	1	7	Eduardo Cisternas	Chile	8:18.06
36	1	1	Rodolfo Falcón Jr	Cuba	8:20.35
37	1	0	Líggjas Joensen	Faroe Islands	8:41.85
38	1	8	José Campo	El Salvador	8:57.60
	4	2	Felix Auböck	Austria	DNS

The final was held on 26 July at 20:02.^[6]

Rank	Lane	Name	Nationality	Time	Notes
	5	Ahmed Hafnaoui	Tunisia	7:37.00
	4	Samuel Short	Australia	7:37.76	OC
	2	Bobby Finke	United States	7:38.67	AM
4	6	Daniel Wiffen	Ireland	7:39.19	ER
5	3	Lukas Märtens	Germany	7:39.48	NR
6	7	Mykhailo Romanchuk	Ukraine	7:43.08
7	8	Guilherme Costa	Brazil	7:47.26
8	1	Gregorio Paltrinieri	Italy	7:53.68