The 2018–19 Cyprus Basketball Division A is the 52nd season of the Cyprus Basketball Division A, the top-tier level men's professional basketball league on Cyprus.
It started on 13 October 2018.
[1] Eight teams joined the regular season, where after a three-legs round-robin tournament, the four first qualified would join the playoffs for the title.
AEL and Omonia promoted from Division 2 while APOP was relegated.
Semifinals were played in a best-of-three games, while the finals, in a best-of five one with seeded teams playing games 1, 2 and (if necessary) 5 at home.