This is a list of the German Media Control Top100 Singles Chart number-ones of 1991.
| Indicates best-performing single and album of 1991[1] [2] |
| Song | Artist | Album | Artist | |
| 7 January | "Sadeness Part I" | "Serious Hits... Live!" | Phil Collins | |
| 14 January | ||||
| 21 January | ||||
| 28 January | "Beinhart" | Torfrock | ||
| 4 February | "The Soul Cages" | Sting | ||
| 11 February | ||||
| 18 February | ||||
| 25 February | "Innuendo" | Queen | ||
| 4 March | "Gonna Make You Sweat" | C+C Music Factory | ||
| 11 March | ||||
| 18 March | ||||
| 25 March | ||||
| 1 April | ||||
| 8 April | "Joyride" | "Auberge" | Chris Rea | |
| 15 April | "Greatest Hits" | Eurythmics | ||
| 22 April | "Joyride" | Roxette | ||
| 29 April | ||||
| 6 May | ||||
| 13 May | ||||
| 20 May | ||||
| 27 May | ||||
| 3 June | bgcolor=#FFFF99 rowspan="11" | "Wind of Change" | Scorpions | |
| 10 June | ||||
| 17 June | ||||
| 24 June | ||||
| 1 July | ||||
| 8 July | ||||
| 15 July | ||||
| 22 July | bgcolor=#FFFF99 rowspan="7" | "Crazy World" | Scorpions | |
| 29 July | ||||
| 5 August | ||||
| 12 August | ||||
| 19 August | "Bacardi Feeling (Summer Dreamin')" | Kate Yanai | ||
| 26 August | ||||
| 2 September | ||||
| 9 September | "Metallica" | Metallica | ||
| 16 September | ||||
| 23 September | "On Every Street" | Dire Straits | ||
| 30 September | ||||
| 7 October | ||||
| 14 October | "(Everything I Do) I Do It for You" | Bryan Adams | ||
| 21 October | "Waking Up the Neighbours" | Bryan Adams | ||
| 28 October | ||||
| 4 November | ||||
| 11 November | ||||
| 18 November | "Let's Talk About Sex" | Salt-n-Pepa | ||
| 25 November | "We Can't Dance" | Genesis | ||
| 2 December | ||||
| 9 December | ||||
| 16 December | ||||
| 23 December | ||||
| 30 December | ||||