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.
Promotion play-off
Teams promoted to Divizia C without a play-off matches as teams from less represented counties in the third division.
(IS) Tepro Iași
(CJ) Motorul IRA Cluj-Napoca
(BN) Energia Prundu Bârgăului
(VL) Forestierul Băbeni
(VS) Unirea Negrești
(BT) Luceafărul Botoșani
(GR) Constructorul TCIAZ Giurgiu
Preliminary round
The matches was played on 8 and 12 June 1984.
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The matches was played on 8 and 15 July 1984.
County leagues
Alba (AB) Arad (AR) Argeș (AG) Bacău (BC) Bihor (BH) Bistrița-Năsăud (BN) Botoșani (BT) Brașov (BV) Brăila (BR) Bucharest (B) Buzău (BZ)
Caraș-Severin (CS) Călărași (CL) Cluj (CJ) Constanța (CT) Covasna (CV) Dâmbovița (DB) Dolj (DJ) Galați (GL) Giurgiu (GR) Gorj (GJ) Harghita (HR)
Hunedoara (HD) Ialomița (IL) Iași (IS) Ilfov (IF) Maramureș (MM) Mehedinți (MH) Mureș (MS) Neamț (NT) Olt (OT) Prahova (PH)
Satu Mare (SM) Sălaj (SJ) Sibiu (SB) Suceava (SV) Teleorman (TR) Timiș (TM) Tulcea (TL) Vaslui (VS) Vâlcea (VL) Vrancea (VN)
Arad County
Series A
Series B
Championship final
Motorul Arad won the Arad County Championship and qualify for promotion play-off in Divizia C.
Harghita County
Hunedoara County
Valea Jiului Series
Valea Mureșului Series
Championship final
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.
Maramureș County
North Series
South Series
Championship final
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.
Mureș County
Neamț County
Sălaj County
Series I
Series II
Championship final
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.