| Bulgarian Cup | |
| Year: | 1989–90 |
| Country: |  Bulgaria |
| Winners: | Sliven (1st cup) |
| Second: | CSKA Sofia |
| Scoring Leader: | Yordan Lechkov (Sliven) (5 goals) |
| Prev Season: | 1988–89 |
| Next Season: | 1990–91 |
The 1989–90 Bulgarian Cup was the 50th season of the Bulgarian Cup.[1] Sliven won the competition for first time, beating CSKA Sofia 2–0 in the final at the Hristo Botev Stadium in Gabrovo.[2]
|-!colspan=5 style="background-color:#D0F0C0;" |1989|}
In this round include the three teams, who participated in the European tournaments (CSKA, Levski and Chernomorets)|-!colspan=5 style="background-color:#D0F0C0;" |14 / 21 February 1990|-!colspan=5 style="background-color:#D0F0C0;" |7 / 21 March 1990|}
|-!colspan=5 style="background-color:#D0F0C0;" |27 March / 11 April 1990|}
|-!colspan=5 style="background-color:#D0F0C0;" |25 April / 16 May 1990|}
See main article: 1990 Bulgarian Cup final.