This is a list of the Danish Singles Chart number-one hits of 1990 from the International Federation of the Phonographic Industry and Nielsen Marketing Research. They were provided through Music & Media magazine under the "Top 10 Sales In Europe" section.[1]
| Month | Single | Artist |
|---|---|---|
| January | "Tarzan Mamma Mia" | Kim Larsen & Bellami |
| Kim Larsen & Bellami | ||
| Kim Larsen & Bellami | ||
| Kim Larsen & Bellami | ||
| February | Kim Larsen & Bellami | |
| Kim Larsen & Bellami | ||
| Kim Larsen & Bellami | ||
| Kim Larsen & Bellami | ||
| March | Kim Larsen & Bellami | |
| Kim Larsen & Bellami | ||
| "Enjoy The Silence" | Depeche Mode | |
| "Nothing Compares 2 U" | Sinéad O'Connor | |
| Sinéad O'Connor | ||
| April | Sinéad O'Connor | |
| Sinéad O'Connor | ||
| Sinéad O'Connor | ||
| Sinéad O'Connor | ||
| May | "Bubbers Badekar" | Bubber |
| Bubber | ||
| Bubber | ||
| Bubber | ||
| June | Bubber | |
| Bubber | ||
| Bubber | ||
| "Mogensen Mix" | Rockrosinen & Pølseenderne | |
| Rockrosinen & Pølseenderne | ||
| July | Rockrosinen & Pølseenderne | |
| Rockrosinen & Pølseenderne | ||
| Rockrosinen & Pølseenderne | ||
| Rockrosinen & Pølseenderne | ||
| August | Rockrosinen & Pølseenderne | |
| Rockrosinen & Pølseenderne | ||
| Rockrosinen & Pølseenderne | ||
| Rockrosinen & Pølseenderne | ||
| September | Rockrosinen & Pølseenderne | |
| "It Must Have Been Love" | Roxette | |
| Roxette | ||
| Roxette | ||
| Roxette | ||
| October | Roxette | |
| Roxette | ||
| "Jeg Er Bar' Så Go'" | Trussetyven | |
| Trussetyven | ||
| November | Trussetyven | |
| Trussetyven | ||
| Trussetyven | ||
| Trussetyven | ||
| December | Trussetyven | |
| Trussetyven | ||
| Trussetyven | ||
| "Alle Børnene" | 2 X Kaj | |
| 2 X Kaj |