The 1964–65 Regional Championship was the 23rd 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.
[2][4][5] The ranking combined the results of the senior and junior teams.
(Q) Qualified for the phase indicated The ranking combined the results of the senior and junior teams.
Laromet București won the Bucharest Municipal Championship and qualify to promotion play-off in Divizia C.[12]