1980–81 Divizia B
The 1980–81 Divizia B was the 41st season of the second tier of the Romanian football league system.
The format has been maintained to three series, each of them having 18 teams. At the end of the season the winners of the series promoted to Divizia A and the last four places from each series relegated to Divizia C.Team changes
To Divizia B
Promoted from Divizia C
Relegated from Divizia A
Relegated to Divizia C
Promoted to Divizia A
and Progresul Brăila merged, the second one being absorbed by the first one. FC Brăila was renamed as FCM Progresul Brăila.
Progresul Brăila's vacant place was occupied by Chimia Brăila.
Unirea Focșani and Dinamo Focșani merged, the second one being absorbed by the first one. After the merge, Unirea Focșani was renamed as Unirea Dinamo Focșani.Serie II
