16 men's teams and 12 women's teams have qualified for the Olympic soccer tournament. Both tournaments' roster limits are set at 18, with two alternates.
In the men's tournament, only three players over the age of 23 (born before 1985) are permitted per team.
The women's rosters consist largely of senior national team players.
| Men | Women |
|
Group A |
Group E Argentina Canada Sweden China |
| Group B USA Netherlands Nigeria Japan |
Group F Germany Korea DPR Nigeria Brazil |
| Group C Brazil Belgium New Zealand China |
Group G USA Norway Japan New Zealand |
| Group D Italy Cameroon Honduras Korea Democratic Republic |