These hits topped the Ultratop 50 in the Flanders region of Belgium in 1981.[1]
| Issue date | Song | Artist | |
|---|---|---|---|
| 3 January | "Santa Maria" | Roland Kaiser | |
| 10 January | |||
| 17 January | |||
| 24 January | |||
| 31 January | |||
| 7 February | "Lola (Live)" | The Kinks | |
| 14 February | "Stars on 45" | Stars on 45 | |
| 21 February | |||
| 28 February | "Shine Up" | Doris D and the Pins | |
| 7 March | "Stars on 45" | Stars on 45 | |
| 14 March | |||
| 21 March | |||
| 28 March | |||
| 4 April | "Shaddap You Face" | Joe Dolce Musical Theatre | |
| 11 April | |||
| 18 April | |||
| 25 April | "Vienna" | Ultravox | |
| 2 May | |||
| 9 May | |||
| 16 May | "Making Your Mind Up" | Bucks Fizz | |
| 23 May | |||
| 30 May | |||
| 6 June | "Can You Feel It" | The Jacksons | |
| 13 June | "How 'Bout Us" | Champaign | |
| 20 June | |||
| 27 June | "I've Seen That Face Before (Libertango)" | Grace Jones | |
| 4 July | |||
| 11 July | |||
| 18 July | "Only Crying" | Keith Marshall | |
| 25 July | |||
| 1 August | |||
| 8 August | |||
| 15 August | "Caribbean Disco Club" | Lobo | |
| 22 August | |||
| 29 August | "One Day in Your Life" | Michael Jackson | |
| 5 September | |||
| 12 September | "Wordy Rappinghood" | Tom Tom Club | |
| 19 September | "One Day in Your Life" | Michael Jackson | |
| 26 September | |||
| 3 October | "Japanese Boy" | Aneka | |
| 10 October | |||
| 17 October | "Why Tell Me Why" | Anita Meyer | |
| 24 October | |||
| 31 October | |||
| 7 November | |||
| 14 November | "Tainted Love" | Soft Cell | |
| 21 November | |||
| 28 November | |||
| 5 December | "Physical" | Olivia Newton-John | |
| 12 December | "Pretend" | Alvin Stardust | |
| 19 December | |||
| 26 December | "Why Do Fools Fall in Love" | Diana Ross |