The 2004 Football at the Summer Olympics tournament at the 2004 Summer Olympics started on 11 August, and ended on 28 August.
Australia, the previous host of the 2000 Olympics at Sydney, competed at the 2004 Summer Olympics in Athens, Greece from 13 to 29 August 2004. Australian athletes have competed in every Summer Olympic Games of the modern era. The Australian Olympic Committee sent a total of 470 athletes to the Games to compete in 29 sports.
Germany competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's fourth consecutive appearance at the Summer Olympics after its reunification in 1990. The German Olympic Sports Confederation sent the nation's second largest delegation to the Games since its reunification. A total of 441 athletes, 250 men and 191 women, competed in 27 sports, and were nominated by DOSB at four occasions.
Mexico competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's twentieth appearance at the Olympics, since its debut in 1900. Comité Olímpico Mexicano sent the nation's largest delegation to the Games since 1992. A total of 109 athletes, 59 men and 50 women, competed in 20 sports. Football was the only team-based sport in which Mexico had its representation in these Olympic Games. There was only a single competitor in fencing, shooting, and weightlifting.
Sweden competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This nation has competed at every Summer Olympic Games in the modern era, except for the 1904 Summer Olympics in St. Louis. The Swedish Olympic Committee sent the nation's smallest team to the Games since the 1976 Summer Olympics in Montreal. A total of 115 athletes, 62 men and 53 women, competed only in 20 different sports. Women's football was the only team-based sport in which Sweden had its representation at these Games. There was only a single competitor in boxing, diving, artistic gymnastics, judo, modern pentathlon, and rowing.
Brazil competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's nineteenth appearance at the Summer Olympics, excluding the 1928 Summer Olympics in Amsterdam. The Brazilian Olympic Committee sent the nation's largest ever delegation in history to the Games. A total of 243 athletes, 124 men and 119 women, competed in 24 sports.
Iraq competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004.
Mali competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004.
Costa Rica competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. Its contingent of 20 competitors in 6 sports did not win any medals.
The men's football tournament at the 2004 Summer Olympics was held in Athens and four other cities in Greece from 11 to 28 August. The tournament featured 16 men's national teams from the six continental confederations. The 16 teams were drawn into four groups of four, in which each team would play each of the others once. At the end of the group stage, the top two teams advanced to the knockout stage, beginning with the quarter-finals and culminating with the final at Athens' Olympic Stadium on 28 August 2004.
The 2007–08 Greek Football Cup was the 66th edition of the Greek Football Cup. 69 club entries were accepted for the competition. The competition culminated with the Greek Football Cup Final, held at Kaftanzoglio Stadium, on 17 May 2008. The match was contested by Olympiacos and Aris, with Olympiacos winning by 2–0.
The 2006–07 Greek Football Cup was the 65th edition of the Greek Football Cup, competition. That season's edition was the first to be entitled "Hellas On Line Greek Cup". The competition started on 26 August 2006 and concluded on 5 May 2007 with the Final, held at the Panthessaliko Stadium. AEL won the trophy with a 2–1 victory over Panathinaikos.
The 2005–06 Greek Football Cup was the 64th edition of the Greek Football Cup, competition. This season's edition was the first to be entitled "SINCO Greek Cup" after SINCO Insurance Brokers. The competition started on 20 August 2005 and concluded on 10 May 2006 with the Final, held at Pankritio Stadium. Olympiacos won the trophy with a 3-0 victory over AEK Athens.
The 2004–05 Greek Football Cup was the 63rd edition of the Greek Football Cup. The competition started on 10 September 2004 and concluded on 21 May 2005 with the Greek Cup final, held at the Pampeloponnisiako Stadium. Olympiacos earned the trophy with a 3–0 victory over Aris.
The 2010–11 Greek Football Cup was the 69th edition of the Greek Football Cup. A total of 67 clubs had been accepted to enter, after the withdrawal of Egaleo, Kalamata and Pyrsos Grevena and their relegation to Delta Ethniki. The competition commenced on 4 September 2010 with the First Round and concluded on 30 April 2011 with the final, held at Olympic Stadium. The final was contested by Atromitos and AEK Athens, with AEK winning 3–0.
The United States of America (USA) competed at the 2004 Summer Olympics in Athens, Greece. 533 competitors, 279 men and 254 women, took part in 254 events in 31 sports.
The 2013–14 Greek Football Cup was the 72nd edition of the Greek Football Cup. A total of 46 clubs, 16 less than last edition, were accepted to enter. The competition commenced on 14 September 2013 with the first round and concluded on 26 April 2014 with the final at the Olympic Stadium between Panathinaikos and PAOK, with Panathinaikos winning 4–1.
The 2014–15 Greek Football Cup was the 73rd edition of the Greek Football Cup. A total of 46 clubs, just as the last edition, were accepted to enter. The competition commenced on 28 August 2014 with the preliminary round and concluded on 23 May 2015 with the final, at the Olympic Stadium. The winner of the competition was Olympiacos for 27th time.
The 2015–16 Greek Football Cup was the 74th edition of the Greek Football Cup. A total of 34 clubs were accepted to enter. The competition commenced on 9 September 2015 with the preliminary round and was planned to conclude on 23 April 2016 with the final, at the Olympic Stadium.
The 2018–19 Greek Football Cup was the 77th season of the Greek Football Cup. A total of 73 clubs were accepted to enter, 16 from the Super League, 16 from the Football League and the 41 previous season local FCA Cup winners. PAOK won the competition for third consecutive year beating AEK Athens 1–0 in the final held at the Olympic Stadium.
United States (2nd title)
Brazil 
Germany 
Sweden 
Japan 
