The 1984 African Cup of Nations was the 14th edition of the Africa Cup of Nations, the football championship of Africa (CAF). It was hosted by Ivory Coast. Just like in 1982, the field of eight teams was split into two groups of four. Cameroon won its first championship, beating Nigeria in the final 3−1.
If two or more teams finished level on points after completion of the group matches, the following tie-breakers were used to determine the final ranking:
Goal difference in all group matches
Greater number of goals scored in all group matches