This is a list of the Austrian Singles Chart number-one hits of 1990.[1]
| Issue date | Song | Artist |
|---|---|---|
| 7 January | "All Around the World" | Lisa Stansfield |
| 14 January | ||
| 21 January | ||
| 28 January | ||
| 4 February | ||
| 11 February | ||
| 18 February | "Bakerman" | Laid Back |
| 25 February | ||
| 4 March | "Nothing Compares 2 U" | Sinéad O'Connor |
| 11 March | ||
| 18 March | ||
| 25 March | ||
| 1 April | ||
| 8 April | ||
| 15 April | ||
| 22 April | ||
| 29 April | "Ding Dong" | Erste Allgemeine Verunsicherung |
| 6 May | ||
| 13 May | ||
| 20 May | ||
| 27 May | ||
| 3 June | "I Promised Myself" | Nick Kamen |
| 10 June | ||
| 17 June | ||
| 24 June | ||
| 1 July | ||
| 8 July | ||
| 15 July | "Verdammt - ich lieb' dich" | Matthias Reim |
| 22 July | ||
| 29 July | ||
| 5 August | ||
| 12 August | ||
| 19 August | ||
| 26 August | ||
| 2 September | ||
| 9 September | ||
| 16 September | ||
| 23 September | ||
| 30 September | ||
| 7 October | "Tom's Diner" | DNA featuring Suzanne Vega |
| 14 October | ||
| 21 October | ||
| 28 October | ||
| 4 November | ||
| 11 November | "I've Been Thinking About You" | Londonbeat |
| 18 November | ||
| 25 November | ||
| 2 December | ||
| 9 December | "Sadeness Part I" | Enigma |
| 16 December | ||
| 23 December | ||
| 30 December |