The 1990 Greek Cup final was the 46th final of the Greek Cup. The match took place on 17 May 1990 at the Olympic Stadium. The contesting teams were OFI and Olympiacos. It was OFI's second Greek Cup final in their 65 years of existence and Olympiacos' twenty-fifth Greek Cup final in their 65-year history.[1][2]
OFI had reached the Greek Cup one time, in 1987, where they had won Iraklis by 3–1 on penalties, which came after a 1–1 draw at the end of the extra time.
Olympiacos had reached the Greek Cup final twenty four times, winning seventeen of them. The last time that they won the Cup was in 1981 (3–1 against PAOK). The last time that they played in a final was in 1988, where they had lost to Panathinaikos by 4–3 on penalties, which came after a 2–2 draw at the end of the extra time.[4]