The 1972–73 Cypriot Third Division was the third season of the Cypriot third-level football league. Neos Aionas Trikomou won their 1st title.
Format
Fourteen teams participated in the 1972–73 Cypriot Third Division. All teams played against each other twice, once at their home and once away. The team with the most points at the end of the season crowned champions. The first team was promoted to 1973–74 Cypriot Second Division.
Point system
Teams received two points for a win, one point for a draw and zero points for a loss.