| Competition: | Azerbaijan Top League |
| Season: | 1998–99 |
| Winners: | Kapaz |
| Relegated: | Bakili Baku Neftqaz Bakı Shahdag |
| Continentalcup1: | Champions League |
| Continentalcup1 Qualifiers: | Kapaz |
| Continentalcup2: | UEFA Cup |
| Continentalcup2 Qualifiers: | Shamkir Neftchi Baku |
| Continentalcup3: | Intertoto Cup |
| Continentalcup3 Qualifiers: | Qarabağ |
| League Topscorer: | Alay Bəhramov (24) |
| Biggest Home Win: | Neftchi Baku 11-0 Şahdağ |
| Biggest Away Win: | Şahdağ 0-6 Kəpəz |
| Highest Scoring: | Neftchi Baku 11-0 Şahdağ Viləş FK 6-6 Turan Tovuz |
| Matches: | 230 |
| Total Goals: | 630 |
| Prevseason: | 1997–98 |
| Nextseason: | 1999–2000 |
The 1998–99 Azerbaijan Top League was the eighth season of the Azerbaijan Top League, since their independence from the USSR in August 1991, and was contested by 14 clubs. The season took place between 15 August 1998 and May 1999 and was won by Kapaz with Neftqaz Bakı and Shahdag being relegated to the Azerbaijan First Division as well as Bakili Baku due to financial problems.
| Team | Venue | Capacity | |
|---|---|---|---|
| Bakılı Baku | Shafa Stadium (IV field) | 8,152 | |
| Bakı Fahlasi | Ismat Gayibov Stadium | 5,000 | |
| Dinamo Baku | Tofik Bakhramov Stadium | 29,858 | |
| Kapaz | Ganja City Stadium | 26,120 | |
| Qarabağ | Guzanli Olympic Stadium1 | 15,000 | |
| Khazar Sumgayit | |||
| MOIK Baku | Shafa Stadium (IV field) | 8,152 | |
| Neftchi Baku | Tofik Bakhramov Stadium | 29,858 | |
| Neftqaz Bakı | Ismat Gayibov Stadium | 5,000 | |
| Shafa Baku | Shafa Stadium (IV field) | 8,152 | |
| Shahdag | Shovkat Ordukhanov Stadium | 4,000 | |
| Shamkir | |||
| Turan Tovuz | Tovuz City Stadium | 10,000 | |
| Viləş Masallı | Anatoliy Banishevskiy Stadium | 8,000 |
1Qarabağ played their home matches at Surakhani Stadium in Baku before moving to their current stadium on 3 May 2009.[1]
| Rank | Player | Club | Goals[2] | |
|---|---|---|---|---|
| 1 |  Alay Bəhramov | Viləş Masallı | 24 | |
| 2 | Vadim Vasilyev | Baku Fahlasi | 19 | |
| 3 | Vidadi Rzayev | Kapaz | 18 | |
| 4 | Həsən Abdullayev | Kapaz | 16 | |
| Yalçın Bağırov | Qarabağ | 16 | ||
| 6 |  Leonid Kalfa | Neftchi Baku | 15 | |
| Farrukh Ismayilov | Dinamo Baku | 15 | ||
| Mushfig Huseynov | Qarabağ | 15 | ||
| 9 | Badri Kvaratskhelia | Shamkir | 14 | |
| 10 | Nazim Aliyev | Dinamo Baku | 13 |