Luxembourg was represented at the Eurovision Song Contest 1968 with the song "", composed by , with lyrics by , and performed by and Sophie Garel. The Luxembourgish participating broadcaster, (CLT), selected its entry through a national final. The song, performed in position 5, placed eleventh tying with the song from , out of seventeen competing entries with 5 votes.

Before Eurovision

Radio Luxembourg (RTL) held a national final to select its entry for the Eurovision Song Contest 1968. RTL received 44 submissions and jurors in Villa Louvigny selected four songs to take part in the selection, with the running order being decided by a draw. Among the participants was Guy Bonnet, who would later represent and . Competing artists had the option to add up to three additional singers to their songs. chose Sophie Garel to sing with him shortly before the selection, while the remaining singers sang by themselves.

RTL held the song presentation on 29 January 1968 at 19:25 CET during the program. The show was hosted by , the show's regular presenter.

The selected song was revealed six days after the show and was chosen by votes from the RTL jury and public listeners who voted via postcard. The winner, which was first reported on 4 February, was the song "", composed by , with lyrics by , and performed by and Sophie Garel.

+ Song presentation – 29 January 1968 Artist(s) Song Songwriter(s) and Sophie Garel "" Guy Bonnet "" Patricia "" rowspan="2" Patricia ""

At Eurovision At the Eurovision Song Contest 1968 in London, the Luxembourgish entry was the fifth song of the night following and preceding . The Luxembourgish entry was conducted by André Borly. At the close of voting, the song had received five votes and finished eleventh, tying with the song from , among the seventeen competing entries.

Voting Each participating broadcaster assembled a ten-member jury panel. Every jury member could give one vote to their favourite song.

+ Votes awarded to Luxembourg Score Country 1 vote

+ Votes awarded by Luxembourg Score Country 3 votes 1 vote

References