List of number-one albums of 1999 (Portugal)

The Portuguese Albums Chart ranks the best-performing albums in Portugal, as compiled by the Associação Fonográfica Portuguesa.

Number-one albums in Portugal
← 1998 • 1999 • 2000 →

Week	Album	Artist	Reference
1/1999	Silence Becomes It	Silence 4
2/1999			[1]
3/1999
4/1999			[2]
5/1999	Believe	Cher	[3]
6/1999			[4]
7/1999			[5]
8/1999			[6]
9/1999	Love Stories	ABBA	[7]
10/1999			[8]
11/1999			[9]
12/1999			[10]
13/1999			[11]
14/1999			[12]
15/1999	Sogno	Andrea Bocelli	[13]
16/1999			[14]
17/1999			[15]
18/1999			[16]
19/1999			[17]
20/1999			[18]
21/1999			[19]
22/1999			[20]
23/1999	Millennium	Backstreet Boys	[21]
24/1999	Sogno	Andrea Bocelli	[22]
25/1999	Millennium	Backstreet Boys	[23]
26/1999	Sogno	Andrea Bocelli	[24]
27/1999	Millennium	Backstreet Boys	[25]
28/1999	...Baby One More Time	Britney Spears	[26]
29/1999	Voar	Santos & Pecadores	[27]
30/1999	Millennium	Backstreet Boys	[28]
31/1999	Uma Noite Só	Trovante	[29]
32/1999			[30]
33/1999			[31]
34/1999	Voar	Santos & Pecadores	[32]
35/1999	¡Volaré! The Very Best of the Gipsy Kings	Gipsy Kings	[33]
36/1999			[34]
37/1999	The Party Album	Vengaboys	[35]
38/1999			[36]
39/1999	A Little Bit of Mambo	Lou Bega	[37]
40/1999			[38]
41/1999			[39]
42/1999			[40]
43/1999	Best	Scorpions	[41]
44/1999			[42]
45/1999			[43]
46/1999			[44]
47/1999			[45]
48/1999			[46]
49/1999			[47]
50/1999	S&M	Metallica and the San Francisco Symphony	[48]
51/1999	MTV Unplugged	Alanis Morissette	[49]
52/1999			[50]