The 1983–84 County Championship was the 42nd season of the Liga IV, the fourth tier of the Romanian football league system. The champions of each county association play against one from a neighboring county in a play-off to gain promotion to Divizia C.
Teams promoted to Divizia C without a play-off matches as teams from less represented counties in the third division.
The matches was played on 8 and 12 June 1984.
The matches was played on 8 and 15 July 1984.[1][2]
Motorul Arad won the Arad County Championship and qualify for promotion play-off in Divizia C.
The matches was played on 7 and 10 June 1984.
CFR Simeria won the Hunedoara County Championship and qualify for promotion play-off in Divizia C.
The championship final was played on 10 June 1984 at Comunal Stadium in Seini.
IS Sighetu Marmației won the Maramureș County Championship and qualify to promotion play-off in Divizia C.
The match was played on 10 June 1984 at 23 August Stadium in Zalău.
Izolatorul Armătura Șimleu Silvaniei won the Sălaj County Championship and qualify to promotion play-off in Divizia C.[10]