A record 201 National Olympic Committees (NOCs) participated in the Olympic Games. The overall tally for events on the programme was 301 (one more than at the Sydney Games in 2000).
Popularity in the Games also soared, as 3.9 billion people had access to the television coverage compared to 3.6 billion for Sydney. This global audience enjoyed coverage of never-before seen sports such as women's wrestling, which was included in the programme for the first time.
Swimmer Michael Phelps won six gold medals and set a single-Games record with eight total medals. Leontien Ziljaard-van Moorsel became the first female cyclist to earn four career gold medals, reaching a total of six Olympic medals, while canoeist Birgit Fischer became the first athlete in any sport to win two medals in each of five Olympic Games.
The Greek medals
Nikolaos Siranidis and Thomas Bimis (sychronized diving), Ilias Iliadis (judo) Emilia Tsoulfa and Sofia Bekatorou (sailing - 470), Dimosthenis Tampakos (gymnastics), Athanasia Tsoumeleka (athletics), Fani Halkia (athletics)
Anastasia Kelesidou (athletics), Nikos Kaklamanakis (sailing - mistral), Hrysopigi Devetzi (athletics), Elisavet Mystakidou (taekwondo), Alexandros Nikolaidis (taekwondo), Greece (polo of women)
Pyrros Dimas (weightlifting), Vassilis Polymeros and Nikos Skiathitis (rowing), Artiom Kiouregkian (wrestling), Mirela Maniani (athletics)
Athletes 10,625 athletes (4,329 women, 6,296 men)