| Year: | 1979 |
| Broadcaster: | Danish: [[DR (broadcaster)|Danmarks Radio]]|i=no (DR) |
| Country: | Denmark |
| Preselection: | Danish: [[Dansk Melodi Grand Prix]] 1979|i=no |
| Preselection Date: | 3 February 1979 |
| Entrant: | Tommy Seebach |
| Song: | Disco Tango |
| Final Result: | 6th, 76 points |
Denmark was represented at the Eurovision Song Contest 1979 with the song "Disco Tango", composed by Tommy Seebach, with lyrics by Keld Heick, and performed by Seebach himself. The Danish participating broadcaster, Danish: [[DR (broadcaster)|Danmarks Radio]]|i=no (DR), organised the Danish: [[Dansk Melodi Grand Prix]] 1979|i=no in order to select its entry for the contest. This 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.
Danish: [[DR (broadcaster)|Danmarks Radio]]|i=no (DR) held the Danish: [[Dansk Melodi Grand Prix]] 1979|i=no on 3 February at TV-Byen in Gladsaxe, hosted by Jørgen de Mylius. 17 songs took part with the winner being decided by votes from eight regional juries. The main voting resulted in a tie for first place between "Disco Tango" performed by Tommy Seebach and "Danish: Alt er skønt|i=no" performed by Grethe Ingmann and Bjarne Liller. The tie was resolved after a revote, which was won by "Disco Tango" performed by Tommy Seebach.
Rasmus Lyberth performed in Greenlandic, and Annika Hoydal in Faroese.[1]
| Draw | Artist | Song | Points | Place | ||
|---|---|---|---|---|---|---|
| First Round | Revote | |||||
| 1 | Pia Dalsgaard and Thorstein Thomsen | "Maja og bruttonationalproduktet" | 19 | — | 9 | |
| 2 | Rasmus Lyberth | "Faders bøn" | 7 | — | 11 | |
| 3 | Allan Mortensen | "Møllesangen" | 13 | — | 10 | |
| 4 | Pierre Dørge | "Motorvej'n" | 0 | — | 15 | |
| 5 | Jannie Høeg | "Du er min melodi" | 1 | — | 13 | |
| 6 | Olsen Brothers | "Dans, dans, dans" | 32 | — | 8 | |
| 7 | Grethe Ingmann and Bjarne Liller | "Alt er skønt" | 82 | 36 | 2 | |
| 8 | Tamra Rosanes | "Fairplay" | 2 | — | 12 | |
| 9 | Tommy Seebach | "Disco Tango" | 82 | 51 | 1 | |
| 10 | Mona Larsen | "En underlig samba" | 0 | — | 15 | |
| 11 | Mabel | "Saturday Show" | 39 | — | 5 | |
| 12 | Lecia and Lucienne | "Dit liv, mit liv" | 37 | — | 7 | |
| 13 | Pia Rosenbaum and Ina Rosenbaum | "Smil over Strøget" | 38 | — | 6 | |
| 14 | Nis P Jørgensen | "Eja, eja" | 1 | — | 13 | |
| 15 | Kim Larsen | "Ud i det blå" | 56 | — | 3 | |
| 16 | Anette Toft | "Hold fast" | 0 | — | 15 | |
| 17 | Annika Hoydal | "Aldan" | 55 | — | 4 | |
| + Detailed Regional Jury Votes | ||||||||||
| Draw | Song | Total | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | "Maja & bruttonationalproduktet" | 1 | 3 | 5 | 2 | 2 | 6 | 19 | ||
| 2 | "Faders bøn" | 4 | 3 | 7 | ||||||
| 3 | "Møllesangen" | 2 | 4 | 2 | 2 | 1 | 2 | 13 | ||
| 4 | "Motorvej'n" | 0 | ||||||||
| 5 | "Du er min melodi" | 1 | 1 | |||||||
| 6 | "Dans-dans-dans" | 6 | 7 | 3 | 3 | 5 | 6 | 2 | 32 | |
| 7 | "Alt er skønt" | 12 | 12 | 10 | 8 | 8 | 10 | 12 | 10 | 82 |
| 8 | "Fairplay" | 1 | 1 | 2 | ||||||
| 9 | "Disco Tango" | 8 | 10 | 8 | 12 | 12 | 12 | 8 | 12 | 82 |
| 10 | "En underlig samba" | 0 | ||||||||
| 11 | "Saturday Show" | 5 | 4 | 4 | 5 | 6 | 10 | 5 | 39 | |
| 12 | "Dit liv, mit liv" | 7 | 6 | 1 | 5 | 7 | 4 | 4 | 3 | 37 |
| 13 | "Smil over Strøget" | 4 | 2 | 6 | 7 | 3 | 1 | 7 | 8 | 38 |
| 14 | "Eja, eja" | 1 | 1 | |||||||
| 15 | "Ud i det blå" | 10 | 8 | 7 | 10 | 6 | 8 | 3 | 4 | 56 |
| 16 | "Hold fast" | 0 | ||||||||
| 17 | "Aldan" | 3 | 5 | 12 | 6 | 10 | 7 | 5 | 7 | 55 |
On the night of the final Seebach performed 3rd in the running order, following and preceding . Among the backing singers was Debbie Cameron, with whom Seebach would perform as a duo in . At the close of voting "Disco Tango" had received 76 points, placing Denmark 6th of the 19 entries.[2] The Danish jury awarded its 12 points to .[3]