1965–66 Regional Championship

The 1965–66 Regional Championship was the 24th season of the Liga IV, the fourth tier of the Romanian football league system. The champions of Regional Championships play against each other in the playoffs to earn promotion to Divizia C.

Promotion play-off
The matches was played on 26 June and 3 July 1966.
 * Preliminary round



The matches was played on 10, 17 and 21 July 1966.



Regional championships

 * Argeș (AG)
 * Bacău (BC)
 * Banat (BA)
 * Brașov (BV)
 * Bucharest Municipality (B)


 * Bucharest Region (B)
 * Cluj (CJ)
 * Crișana (CR)
 * Dobrogea (DO)


 * Galați (GL)
 * Hunedoara (HD)
 * Iași (IS)
 * Maramureș (MM)


 * Mureș (MS)
 * Oltenia (OT)
 * Ploiești (PL)
 * Suceava (SV)

Banat Region

 * North Series


 * South Series


 * Championship final

Metalul Oțelu Roșu won the Banat Regional Championship and qualify for promotion play-off in Divizia C.

Dolj Region

 * Series I


 * Series II

Mureș Region

 * Series I


 * Series II

The matches was played on 11 June and 18 June 1967.
 * Championship final

Confecția Odorheiu Secuiesc won the Mureș Regional Championship and qualify for promotion play-off in Divizia C.

Ploiești Region

 * East Series


 * West Series

The matches was played on 19 June, 26 June and 29 June 1966.
 * Championship final

Metalul Buzău won the Ploiești Regional Championship and qualify for promotion play-off in Divizia C.