# Nummer 1-hits in de Billboard Hot 100 in 1989

Deze hits stonden in 1989 op nummer 1 in de Billboard Hot 100.
| Datum | Artiest | Titel |
| 7 januari | Poison | Every rose has its thorn |
| 14 januari | Bobby Brown | My prerogative |
| 21 januari | Phil Collins | Two hearts |
| 28 januari | Phil Collins | Two hearts |
| 4 februari | Sheriff | When I'm with you |
| 11 februari | Paula Abdul | Straight up |
| 18 februari | Paula Abdul | Straight up |
| 25 februari | Paula Abdul | Straight up |
| 4 maart | Debbie Gibson | Lost in your eyes |
| 11 maart | Debbie Gibson | Lost in your eyes |
| 18 maart | Debbie Gibson | Lost in your eyes |
| 25 maart | Mike + the Mechanics | The living years |
| 1 april | Bangles | Eternal flame |
| 8 april | Roxette | The look |
| 15 april | Fine Young Cannibals | She drives me crazy |
| 22 april | Madonna | Like a prayer |
| 29 april | Madonna | Like a prayer |
| 6 mei | Madonna | Like a prayer |
| 13 mei | Bon Jovi | I'll be there for you |
| 20 mei | Paula Abdul | Forever your girl |
| 27 mei | Paula Abdul | Forever your girl |
| 3 juni | Michael Damian | Rock on |
| 10 juni | Bette Midler | Wind beneath my wings |
| 17 juni | New Kids On The Block | I'll be loving you (forever) |
| 24 juni | Richard Marx | Satisfied |
| 1 juli | Milli Vanilli | Baby don't forget my number |
| 8 juli | Fine Young Cannibals | Good thing |
| 15 juli | Simply Red | If you don't know me by now |
| 22 juli | Martika | Toy soldiers |
| 29 juli | Martika | Toy soldiers |
| 5 augustus | Prince | Batdance |
| 12 augustus | Richard Marx | Right here waiting |
| 19 augustus | Richard Marx | Right here waiting |
| 26 augustus | Richard Marx | Right here waiting |
| 2 september | Paula Abdul | Cold hearted |
| 9 september | New Kids On The Block | Hangin' tough |
| 16 september | Gloria Estefan | Don't wanna lose you |
| 23 september | Milli Vanilli | Girl I'm gonna miss you |
| 30 september | Milli Vanilli | Girl I'm gonna miss you |
| 7 oktober | Janet Jackson | Miss you much |
| 14 oktober | Janet Jackson | Miss you much |
| 21 oktober | Janet Jackson | Miss you much |
| 28 oktober | Janet Jackson | Miss you much |
| 4 november | Roxette | Listen to your heart |
| 11 november | Bad English | When I see you smile |
| 18 november | Bad English | When I see you smile |
| 25 november | Milli Vanilli | Blame it on the rain |
| 2 december | Milli Vanilli | Blame it on the rain |
| 9 december | Billy Joel | We didn't start the fire |
| 16 december | Billy Joel | We didn't start the fire |
| 23 december | Phil Collins | Another day in paradise |
| 30 december | Phil Collins | Another day in paradise |
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* Nederland (Top 40)
* Nederland (Single Top 100)
* Nederland (Verrukkelijke 15)
* Vlaanderen (Radio 2 Top 30)
* Australië
* Duitsland
* Frankrijk
* Italië
* Verenigd Koninkrijk
* Verenigde Staten (Hot 100)