Greek Athletes.
In the opening ceremony, the athletes from the host country enter last. In the closing ceremony, the athletes enter en masse and there is no structure as to what country's athletes enter last.
yes they were
No they are first to enter the stadium.
Greece
I think the swimmers enter first
According to Olympic tradition, the athletes from Greece are the first to enter the stadium and the athletes from the host country are the last to enter the stadium.
no
America
No Greece is the first one to enter because they discovered Olympia so they go first then it's in alphabetical order.
There is no order at the closing ceremony. The flag bearers and country name board bearers enter first in single file. Then the athletes enter, en masse, without distinction of country.
today and it's already started