Don Voisko Province (Don Voisko Oblast) was the official name of the territory of Don Cossacks served as Don Cossack Voisko in Imperial Russia. Since 1786 the territory was officially called Don Voisko Lands (земля Войска Донского), renamed into "Don Voisko Province" (Область Войска Донского) in 1870.

Its center was Cherkassk , later Novocherkassk.

This subdivision was abolished in 1920; from the major part of it the Don Oblast was created, which was included into the North Caucasus Krai in 1924.