The 1998–99 Cypriot Fourth Division was the 14th season of the Cypriot fourth-level football league.
THOI Lakatamia won their 1st title.
Fourteen teams participated in the 1998–99 Cypriot Fourth Division.
The team with the most points at the end of the season crowned champions.
Teams promoted to 1998–99 Cypriot Third Division Teams relegated from 1997–98 Cypriot Third Division Teams promoted from regional leagues Teams relegated to regional leagues