| Key | • | NOC attended (page created) | | NOC did not attend | × | NOC did not exist | ? | Games to be held | | • | NOC attended (page not created) | B | NOC boycotted | | Host country's NOC | Footnotes - ^ a b Australia and New Zealand participated with a combined team, Australasia
- ^ Participated under the name "United Kingdom"
- ^ a b c Participated as "United Arab Republic"
- ^ Without an official NOC, Bulgarian athletes participated in the first Olympic Games in Greece.
- ^ South Africa returned to the Olympic Games, after its NOC being readmitted as a consequence of the abolition of apartheid in this country
- ^ a b Participated under the name "Yugoslavia" (see Republic of Yugoslavia) - a subdivision of the previous Yugoslavia, the Socialist Federal Republic of Yugoslavia
- ^ Participated under the name "Serbia and Montenegro"
- ^ a b c d e f g h i Participated under the names "China" (1922–1959) and "Republic of China" (de facto: 1959–1968, official: 1968–1979, commonly "Taiwan")
- ^ Jamaica, Barbados and the British Virgin Islands participated as a combined team, West Indies Federation (see also British West Indies)
- ^ a b c d e f North Korea and South Korea marched together in the 2000 and 2004 opening ceremonies; it is expected that they will do the same, or possibly compete as a single team, in 2008
- ^ Without an official NOC, Costa Rica sent competitors to Berlin in 1936
- ^ a b c East and West Germany participated with a combined team, United Team of Germany
- ^ Twelve of the fifteen former Soviet states participated as a combined team, Unified Team
- ^ a b c d e f Despite participating as "Vietnam", the delegations participating from 1952 to 1972 represented the southern vietnamese states (State of Vietnam (1949–1955), South Vietnam (1955–1975)
- ^ Without an official NOC, Ecuador sent three athletes to Paris in 1924
- ^ Participated under the name "Gold Coast"
- ^ Participated under the name "Dahomey"
- ^ Participated under the name "Congo Kinshasa"
- ^ a b c d Participated under the name "Zaire"
- ^ a b c Participated under the name "Rhodesia"
- ^ After its NOC being suspended in 1975 due to racial issues, Rhodesia was again recognized in 1980, returning to the Olympic Games as "Zimbabwe"
- ^ Participated under the name "Upper Volta"
- ^ Without an NOC, two Cambodian riders participated in the Equestrian Games in Stockholm
- ^ Cambodia's NOC had been suspended since 1977, only to be again officially recognised in 1994 allowing the nation to participate in Atlanta
- ^ Athletes from East Timor were allowed to participate in Sydney, under the Olympic Flag, since this nation was still in a transition to independence and therefore did not have an NOC.
|