Yugoslavia was present at the Eurovision Song Contest 1966, held in Luxembourg, Luxembourg.
Belgium was represented by Nicole & Hugo, with the song "Baby, Baby", at the 1973 Eurovision Song Contest, which took place in Luxembourg City on 7 April. "Baby, Baby" was the winner of the Belgian national final for the contest, held at the Amerikaans Theater in Brussels on 25 February. Nicole & Hugo had won the 1971 Belgian preselection with the song "Goeiemorgen, morgen", but days before the contest Nicole had fallen ill and was unable to travel to host city Dublin, so Jacques Raymond and Lily Castel had been drafted in as last-minute replacements.
Belgium was represented by Tonia, with the song "Un peu de poivre, un peu de sel", at the 1966 Eurovision Song Contest, which took place on 5 March in Luxembourg City. Tonia was chosen internally to be the Belgian representative, and the song was chosen in the national final on 25 January.
Belgium was represented by Jean Vallée, with the song "Viens l'oublier", at the 1970 Eurovision Song Contest, which took place in Amsterdam on 21 March. "Viens l'oublier" was chosen at the Belgian national final on 3 February.
The Netherlands was represented by Ben Cramer, with the song "De oude muzikant", at the 1973 Eurovision Song Contest, which took place on 7 April in Luxembourg City. Cramer was selected internally by broadcaster NOS to be the Dutch representative and the song was chosen at the national final on 28 February.
Belgium was represented by Fud Leclerc, with the song '"Ton nom", at the 1962 Eurovision Song Contest, which took place on 18 March in Luxembourg City. The song was chosen in the Belgian national final on 19 February. This was Leclerc's fourth time at Eurovision, and he still shares the record for the most Eurovision appearances as a main performer. "Ton nom" has also gone down in history as the first Eurovision performance ever to score the infamous nul-points.
The Netherlands was represented by Corry Brokken, with the song '"Heel de wereld", at the 1958 Eurovision Song Contest, which took place on 12 March in Hilversum. "Heel de wereld" was chosen at the Dutch national final on 11 February. Brokken had taken part in both previous Eurovisions, and her victory in Frankfurt the previous year with "Net als toen" had brought the contest to the Netherlands for the first time.
Belgium was represented by Fud Leclerc, with the song "Mon amour pour toi", at the 1960 Eurovision Song Contest, which took place on 19 March in London. The song was chosen in the Belgian national final on 24 January. This was the third of Leclerc's four appearances for Belgium at Eurovision.
Belgium was represented by Bob Benny, with the song "September, gouden roos", at the 1961 Eurovision Song Contest, which took place on 18 March in Cannes, France. The song was chosen in the national final on 29 January. Benny had previously represented Belgium in the 1959 contest. Future Belgian entrant Jacques Raymond finished runner-up in the final.
The Netherlands was represented by Milly Scott, with the song "Fernando en Filippo", at the 1966 Eurovision Song Contest, which took place on 5 March in Luxembourg City. Five acts participated in the Dutch preselection, which consisted of five qualifying rounds, followed by the final on 5 February. All the shows were held at the Tivoli in Utrecht, hosted by the 1959 Eurovision winner Teddy Scholten.
Germany was represented by Mary Roos, with the song "Aufrecht geh'n", at the 1984 Eurovision Song Contest, which took place on 5 May in Luxembourg City. "Aufrecht geh'n" was the winner of the German national final, held on 29 March. Roos had previously represented Germany in the 1972 contest in Edinburgh, where she had finished third.
Denmark was represented by Hot Eyes, with the song "Det' lige det", at the 1984 Eurovision Song Contest, which took place on 5 May in Luxembourg City. "Det' lige det" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 18 February. This was the first of three Eurovision appearances in five years for the couple.
Germany was represented by Danish singer Gitte, with the song "Junger Tag", at the 1973 Eurovision Song Contest, which took place on 7 April in Luxembourg City. "Junger Tag" was the winner of the German national final, Ein Lied für Luxemburg, held on 21 February.
Luxembourg was represented by French singer France Gall, with the song "Poupée de cire, poupée de son", at the 1965 Eurovision Song Contest, which took place on 20 March in Naples. The song, composed by Serge Gainsbourg, was chosen internally by broadcaster RTL and went on to bring Luxembourg their second Eurovision victory.
France was represented by Guy Bonnet, with the song '"Vivre", at the 1983 Eurovision Song Contest, which took place on 23 April in Munich. Bonnet had previously represented France in the 1970 contest in Amsterdam.
France was represented by Annick Thoumazeau, with the song '"Autant d'amoureux que d'étoiles", at the 1984 Eurovision Song Contest, which took place on 5 May in Luxembourg City. The song was chosen through a national final organised by broadcaster Antenne 2.
Norway was represented by the Bendik Singers, with the song "It's Just a Game", at the 1973 Eurovision Song Contest, which took place on 7 April in Luxembourg City. "It's Just a Game" was chosen as the Norwegian entry at the Melodi Grand Prix on 17 February.
Finland was represented by Marion Rung, with the song '"Tipi-tii", at the 1962 Eurovision Song Contest, which took place on 18 March in Luxembourg City. "Tipi-tii" was chosen as the Finnish entry at the national final organised by broadcaster Yle and held on 15 February. Rung would represent Finland again in the 1973 contest, also held in Luxembourg.
Portugal was represented by Fernando Tordo, with the song "Tourada", at the 1973 Eurovision Song Contest, which took place on 7 April in Luxembourg City. "Tourada" was chosen as the Portuguese entry at the Grande Prémio TV da Canção Portuguesa on 26 February.
France participated in the Junior Eurovision Song Contest 2020 in Warsaw, Poland. The French broadcaster France Télévisions was responsible for choosing their entry for the contest. Valentina was internally selected to represent France in Poland with her song "J'imagine" which was released on 16 October 2020. The song went on to win the competition. This was France's first win at the Junior Eurovision Song Contest, and their first win at any Eurovision event since Eurovision Young Dancers 1989.
France 
