Nummer 1-hits in de Ultratop 50 in 1999
Deze hits stonden in 1999 op nummer 1 in de Ultratop 50
| Datum | Artiest | Titel |
|---|---|---|
| 2 januari |  Emilia |
Big big world |
| 9 januari | Emilia |
Big big world |
| 16 januari | Emilia |
Big big world |
| 23 januari | .svg){kind=small} Virtual Zone |
Virtual Zone / Change U mind |
| 30 januari | Virtual Zone |
Virtual Zone / Change U mind |
| 6 februari | Virtual Zone |
Virtual Zone / Change U mind |
| 13 februari |  The Offspring |
Pretty fly (for a white guy) |
| 20 februari | The Offspring |
Pretty fly (for a white guy) |
| 27 februari | The Offspring |
Pretty fly (for a white guy) |
| 6 maart | The Offspring |
Pretty fly (for a white guy) |
| 13 maart | Britney Spears |
Baby one more time |
| 20 maart | Britney Spears |
Baby one more time |
| 27 maart | Britney Spears |
Baby one more time |
| 3 april | Britney Spears |
Baby one more time |
| 10 april | Britney Spears |
Baby one more time |
| 17 april | Britney Spears |
Baby one more time |
| 24 april | Britney Spears |
Baby one more time |
| 1 mei | Britney Spears |
Baby one more time |
| 8 mei |  Mr. Oizo |
Flat beat |
| 15 mei | Mr. Oizo |
Flat beat |
| 22 mei | Mr. Oizo |
Flat beat |
| 29 mei | Mr. Oizo |
Flat beat |
| 5 juni | Virtual Zone |
Heaven |
| 12 juni |  Shania Twain |
That don't impress me much |
| 19 juni | Shania Twain |
That don't impress me much |
| 26 juni | Shania Twain |
That don't impress me much |
| 3 juli | Britney Spears |
Sometimes |
| 10 juli | Britney Spears |
Sometimes |
| 17 juli | Britney Spears |
Sometimes |
| 24 juli |  Ann Lee |
2 times |
| 31 juli |  Lou Bega |
Mambo no. 5 (A little bit of...) |
| 7 augustus | Lou Bega |
Mambo no. 5 (A little bit of...) |
| 14 augustus | Lou Bega |
Mambo no. 5 (A little bit of...) |
| 21 augustus | Lou Bega |
Mambo no. 5 (A little bit of...) |
| 28 augustus | Lou Bega |
Mambo no. 5 (A little bit of...) |
| 4 september | Lou Bega |
Mambo no. 5 (A little bit of...) |
| 11 september |  Eiffel 65 |
Blue (Da ba dee) |
| 18 september | Eiffel 65 |
Blue (Da ba dee) |
| 25 september | Eiffel 65 |
Blue (Da ba dee) |
| 2 oktober | Eiffel 65 |
Blue (Da ba dee) |
| 9 oktober | Christina Aguilera |
Genie in a bottle |
| 16 oktober | DJ Peter Project |
2 New York |
| 23 oktober | DJ Peter Project |
2 New York |
| 30 oktober | Scoop |
Drop it |
| 6 november | Da Boy Tommy |
Halloween |
| 13 november | Da Boy Tommy |
Halloween |
| 20 november | Da Boy Tommy |
Halloween |
| 27 november | R. Kelly |
If I could turn back the hands of time |
| 4 december | R. Kelly |
If I could turn back the hands of time |
| 11 december | R. Kelly |
If I could turn back the hands of time |
| 18 december | R. Kelly |
If I could turn back the hands of time |
| 25 december | R. Kelly |
If I could turn back the hands of time |
| Lijsten van nummer 1-hits in Vlaanderen |
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Lijsten van nummer 1-hits in de Vlaamse Radio 2 Top 30 |
| Nummer 1-hits in 1999 in: |
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