This article lists the team squads of Men's Football at the 2008 Summer Olympics. Each nation had to submit a squad of 18 players, 15 of which had to be born on or after 1 January 1985, and 3 of which could have been older dispensation players, by 23 July 2008. A minimum of two goalkeepers (plus one optional dispensation goalkeeper) had to be included in the squad.
<section begin=ARG />The following is the Argentina squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Sergio Batista
<nowiki>*</nowiki> Over-aged player.
<section end=ARG />
<section begin=AUS />The following is the Australia squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Graham Arnold
<nowiki>*</nowiki> Over-aged player.
<section end=AUS />
<section begin=CIV />The following is the Ivory Coast squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Gérard Gili
<nowiki>*</nowiki> Over-aged player.<section end=CIV />
<section begin=SRB />The following is the Serbia squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Miroslav ÃÂukiÃÂ
<nowiki>*</nowiki> Over-aged player.<section end=SRB />
<section begin=JPN />The following is the Japan squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Yasuharu Sorimachi
<nowiki>*</nowiki> Over-aged player.<section end=JPN />
<section begin=NED />The following is the Netherlands squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Foppe de Haan
<nowiki>*</nowiki> Over-aged player.<section end=NED />
<section begin=NGR />The following is the Nigeria squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Samson Siasia
<nowiki>*</nowiki> Over-aged player.<section end=NGR />
<section begin=USA />The following is the United States squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Piotr Nowak
<nowiki>*</nowiki> Over-aged player.
<section end=USA />
<section begin=BEL />The following is the Belgium squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Jean-François de Sart
<nowiki>*</nowiki> Over-aged player.
<section end=BEL />
<section begin=BRA />The following is the Brazil squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Dunga
<nowiki>*</nowiki> Over-aged player.<section end=BRA />
<section begin=CHN />The following is the China squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Yin Tiesheng
<nowiki>*</nowiki> Over-aged player.
<section end=CHN />
<section begin=NZL />The following is the New Zealand squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Stu Jacobs
<nowiki>*</nowiki> Over-aged player.<section end=NZL />
<section begin=CMR />The following is the Cameroon squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Martin Ndtoungou
<nowiki>*</nowiki> Over-aged player.
<section end=CMR />
<section begin=HON />The following is the Honduras squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Gilberto Yearwood
<nowiki>*</nowiki> Over-aged player.
<section end=HON />
<section begin=ITA />The following is the Italy squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Pierluigi Casiraghi
<nowiki>*</nowiki> Over-aged player.
<section end=ITA />
<section begin=KOR />The following is the South Korea squad in the men's football tournament of the 2008 Summer Olympics.
Head coach: Park Sung-hwa
<nowiki>*</nowiki> Over-aged player.<section end=KOR />