The Netherlands was represented by Ruth Jacott, with the song "Vrede", at the 1993 Eurovision Song Contest, which took place in Millstreet, Ireland on 15 May. The song was chosen at the Dutch national final on 26 March.
The Netherlands was represented by Willeke Alberti, with the song "Waar is de zon", at the 1994 Eurovision Song Contest, which took place in Dublin on 30 May. The song was chosen at the Dutch national final on 26 March.
Belgium was represented by Jean Vallée, with the song "L'amour ça fait chanter la vie", at the 1978 Eurovision Song Contest, which took place on 22 April in Paris.
Belgium was represented by Pierre Rapsat, with the song "Judy et Cie", at the 1976 Eurovision Song Contest, which took place on 3 April in The Hague. Rapsat was the winner of the Belgian national final for the contest, held on 21 January.
The Netherlands was represented by the group Harmony, with the song "'t Is OK", at the 1978 Eurovision Song Contest, which took place in Paris on 22 April. Harmony were the winners of the Dutch national final for the contest, held on 22 February.
Denmark was represented by Tommy Seebach, with the song "Disco Tango", at the 1979 Eurovision Song Contest, which took place on 31 March in Jerusalem. "Disco Tango" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 3 February, and was the first of Seebach's three Eurovision appearances for Denmark. The 1979 DMGP is notable for the participation of two of Denmark's three Eurovision winners, Grethe Ingmann and the Olsen Brothers.
Germany was represented by Ireen Sheer, with the song "Feuer", at the 1978 Eurovision Song Contest, which took place on 22 April in Paris. "Feuer" was chosen as the German entry at the national final on 20 February, and was the second of Sheer's three Eurovision appearances; she had previously represented Luxembourg in 1974 and would later be a member of a six-piece ensemble in 1985, again on behalf of Luxembourg.
Denmark was represented by the band Mabel, with the song "Boom Boom", at the 1978 Eurovision Song Contest, which took place on 22 April in Paris. "Boom Boom" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 25 February, and marked Denmark's return to Eurovision after an 11-year absence.
Germany was represented by the Les Humphries Singers, with the song "Sing Sang Song", at the 1976 Eurovision Song Contest, which took place on 3 April in The Hague. "Sing Sang Song" originally placed runner-up in the German national final but became the German entry when the winner, "Der Star" by Tony Marshall, was disqualified.
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.
Norway was represented by 16-year-old Silje Vige, with the song "Alle mine tankar", at the 1993 Eurovision Song Contest, which took place on 15 May in Millstreet, Ireland. "Alle mine tankar" was chosen as the Norwegian entry at the Melodi Grand Prix on 6 March.
Norway was represented by Jahn Teigen, with the song "Mil etter mil", at the 1978 Eurovision Song Contest, which took place on 22 April in Paris. "Mil etter mil" was chosen as the Norwegian entry at the Melodi Grand Prix on 18 March.
France was represented by Joël Prévost, with the song "Il y aura toujours des violons", at the 1978 Eurovision Song Contest, which took place on 22 April in Paris following Marie Myriam's victory for France the previous year.
Ireland was represented by Linda Martin, with the Johnny Logan-penned song "Terminal 3", at the 1984 Eurovision Song Contest, which took place on 5 May in Luxembourg City. "Terminal 3" was chosen as the Irish entry at the national final on 31 March.
France was represented by five-member group Profil, with the song "Hé, hé M'sieurs dames", at the 1980 Eurovision Song Contest, which took place on 19 April in The Hague.
Ireland was represented by Maria Christian, with the song "Wait Until the Weekend Comes", at the 1985 Eurovision Song Contest, which took place on 4 May in Gothenburg, Sweden. "Wait Until the Weekend Comes" was chosen as the Irish entry at the national final on 27 March.
Ireland was represented by The Swarbriggs Plus Two, with the song "It's Nice to Be in Love Again", at the 1977 Eurovision Song Contest, which took place on 7 May in London. "It's Nice to Be in Love Again" was chosen as the Irish entry at the national final on 20 February.
Ireland was represented by Red Hurley, with the song "When", at the 1976 Eurovision Song Contest, which took place on 3 April in The Hague. "When" was chosen as the Irish entry at the national final on 8 February.
Ireland was represented by The Swarbriggs, with the song "That's What Friends Are For", at the 1975 Eurovision Song Contest, which took place on 22 March in Stockholm. "That's What Friends Are For" was chosen as the Irish entry at the national final on 9 February.
Finland was represented by Katri Helena, with the song "Katson sineen taivaan", at the 1979 Eurovision Song Contest, which took place on 31 March in Jerusalem. "Katson sineen taivaan" was chosen as the Finnish entry at the national final organised by broadcaster Yle and held on 10 February. This was the first of Katri Helena's two Eurovision appearances for Finland, after she had finished runner-up in three previous national finals.
Ireland 
