Denmark in the Eurovision Song Contest 1980
Denmark was represented at the Eurovision Song Contest 1980 with the song "Tænker altid på dig", composed by Bjarne Gren Jensen, with lyrics by Flemming Jørgensen, and performed by Bamses Venner. The Danish participating broadcaster, DR, organised the Dansk Melodi Grand Prix 1980 in order to select its entry for the contest.
Before Eurovision
1980
DR held the Dansk Melodi Grand Prix 1980 on 29 March at the Falkonér Theatre in Copenhagen, hosted by Jørgen de Mylius. 12 songs took part with the winner being decided by votes from a jury made up of members of the public.Other participants in the national final included Danish Eurovision winners Grethe Ingmann and the Olsen Brothers, and 1989 entrant Birthe Kjær.
| Draw | Artist | Song | Points | Place |
| 1 | Vivian Johansen | "Jeg er fængslet af dig" | 39 | 11 |
| 2 | Tommy P. | "Syng en sang om evig fred" | 57 | 8 |
| 3 | The Lollipops | "Nu er det morgen" | 61 | 5 |
| 4 | Susanne Breuning | "Mozart Jensen" | 39 | 11 |
| 5 | Bamses Venner | "Tænker altid på dig" | 84 | 1 |
| 6 | Grethe Ingmann | "Hej, hej, det swinger" | 69 | 3 |
| 7 | Daimi Gentle | "Fri mig" | 43 | 10 |
| 8 | Birthe Kjær and Henning Vilén | "Du og jeg" | 77 | 2 |
| 9 | Olsen Brothers | "Laila" | 61 | 5 |
| 10 | McKinleys | "Robin Hood" | 47 | 9 |
| 11 | Hans Mosters Vovse | "Swingtime igen" | 65 | 4 |
| 12 | Lecia and Lucienne | "Bye-bye" | 59 | 7 |
At Eurovision
On the evening of the final Bamses Venner performed 7th in the running order, following and preceding. At the close of voting "Tænker altid på dig" had received 25 points, placing Denmark 14th of the 19 entries. The Danish jury awarded its 12 points to contest winners.Voting
| Score | Country |
| 12 points | |
| 10 points | |
| 8 points | |
| 7 points | |
| 6 points | |
| 5 points | |
| 4 points | |
| 3 points | |
| 2 points | |
| 1 point |
| Score | Country |
| 12 points | |
| 10 points | |
| 8 points | |
| 7 points | |
| 6 points | |
| 5 points | |
| 4 points | |
| 3 points | |
| 2 points | |
| 1 point |