The 1978–79 Divizia C was the 23rd season of Liga III, the third tier of the Romanian football league system.
[1] Relegated from Divizia B Promoted from County Championship Promoted to Divizia B Relegated to County Championship
Izvorul Biborțeni and Metalul Târgu Secuiesc merged, the first one being absorbed by the second one and was renamed as Izvorul Târgu Secuiesc.
Relonul Săvinești was replaced by IM Piatra Neamț.
Luceafărul I București and Luceafărul II București were teams of juniors training center of Romanian Football Federation and was enrolled directly in the third tier.