1990 Baltic League (Russian: Чемпионат Прибалтики по футболу 1990) was Soviet and at the same time international football competition organized in 1990 with the ongoing dissolution of the Soviet Union. The league consisting of 18 clubs from the Lithuania SSR, Estonian SSR, the Latvian SSR and FC Progress Cherniakhovsk from Kaliningrad Oblast. The status of the tournament is not fully determined. The league also served as a preliminary (first stage) tournament for the first post-Soviet Lithuanian football championship.
With the ongoing revolutions of 1989, in 1990 the Baltic republics declared reinstatement of their independence and exit out of the Soviet Union. Lithuania declared its independence on March 11, on March 30 the Estonian Soviet Socialist Republic announced that its existence is not legal by recognizing itself as a territory under the Soviet occupation since 1940, Latvia simply repeated the feat of Lithuania on May 4.
The four best Lithuanian teams from Baltic League and the 1 Lyga qualified for the National Championship play-off. Also all Lithuanian clubs from the Baltic League qualified for the next season of A Lyga. Most of Latvian clubs also joined the championship of Latvia (Latvian SSR), while some continued their participation in the Soviet championship. The Soviet Estonian clubs after the fall of the Soviet Union were dissolved, while Progress Chernyakhovsk continued to participate in lower leagues of the Russian championship.
Note that Pardaugava also this season competed in the 1990 Soviet Second League (as Daugava Riga), while Zalgiris just pulled out of the Soviet competitions after playing the first game of the 1990 Soviet Top League, losing it away in Odessa. Also both Chernyakovsk and Yelgava clubs competed in the 1990 Soviet Second League B, Zone 6.