This is a list of the German Media Control Top100 Singles Chart number-ones of 1990.
| † | Indicates best-performing single and album of 1990 [1] [2] |
| Issue date | Song | Artist | Album | Artist |
|---|---|---|---|---|
| 1 January | No release [a] | |||
| 8 January | "Another Day in Paradise" | Phil Collins | "...But Seriously" † | Phil Collins |
| 15 January | ||||
| 22 January | ||||
| 29 January | ||||
| 5 February | ||||
| 12 February | "Pump ab Das Bier" | Werner Wichtig | ||
| 19 February | ||||
| 26 February | ||||
| 5 March | "Nothing Compares 2 U" | Sinéad O'Connor | ||
| 12 March | ||||
| 19 March | ||||
| 26 March | ||||
| 2 April | "I Do Not Want What I Haven't Got" | Sinéad O'Connor | ||
| 9 April | ||||
| 16 April | ||||
| 23 April | ||||
| 30 April | ||||
| 7 May | ||||
| 14 May | ||||
| 21 May | "Verdammt, Ich Lieb' Dich" † | Matthias Reim | ||
| 28 May | ||||
| 4 June | ||||
| 11 June | "Auf dem Kreuzzug ins Glück" | Die Toten Hosen | ||
| 18 June | "I'm Breathless" | Madonna | ||
| 25 June | "Auf dem Kreuzzug ins Glück" | Die Toten Hosen | ||
| 2 July | ||||
| 9 July | "Step by Step" | New Kids on the Block | ||
| 16 July | "Reim" | Matthias Reim | ||
| 23 July | ||||
| 30 July | ||||
| 6 August | ||||
| 13 August | ||||
| 20 August | ||||
| 27 August | "Pretty Woman" | Various artists | ||
| 3 September | ||||
| 10 September | "Tom's Diner" | DNA featuring Suzanne Vega | ||
| 17 September | ||||
| 24 September | ||||
| 1 October | ||||
| 8 October | "Luxus" | Herbert Grönemeyer | ||
| 15 October | ||||
| 22 October | ||||
| 29 October | "I've Been Thinking About You" | Londonbeat | ||
| 5 November | ||||
| 12 November | "Sadeness Part I" | Enigma | ||
| 19 November | "Live" | Westernhagen | ||
| 26 November | "X für 'e U" | BAP | ||
| 3 December | "Serious Hits... Live!" | Phil Collins | ||
| 10 December | ||||
| 17 December | ||||
| 24 December | ||||
| 31 December | No release [b] | |||