1977–78 Divizia B

The 1977–78 Divizia B was the 38th 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.

To Divizia B
Promoted from Divizia C
 * CS Botoșani
 * Viitorul Vaslui
 * Carpați Sinaia
 * Tulcea
 * Autobuzul București
 * Muscelul Câmpulung
 * Pandurii Târgu Jiu
 * Minerul Moldova Nouă
 * Victoria Carei
 * Avântul Reghin
 * ICIM Brașov
 * Gaz Metan Mediaș

Relegated from Divizia A
 * Rapid București
 * Progresul București
 * FCM Galați

From Divizia B
Relegated to Divizia C
 * Unirea Focșani
 * Flacăra-Automecanica Moreni
 * Sticla Arieșul Turda
 * Borzești
 * Voința București
 * Rapid Arad
 * Minerul Gura Humorului
 * SN Oltenița
 * IS Câmpia Turzii
 * Olimpia Râmnicu Sărat
 * Tehnometal București
 * Minerul Cavnic

Promoted to Divizia A
 * Petrolul Ploiești
 * CS Târgoviște
 * Olimpia Satu Mare

Renamed teams
SC Tulcea was renamed as Delta Tulcea.