Slyudyansky District () is an administrative district, one of the thirty-three in Irkutsk Oblast, Russia. Municipally, it is incorporated as Slyudyansky Municipal District. The area of the district is . Its administrative center is the town of Slyudyanka. Population: 44,039 (2002 Census);
Within the framework of administrative divisions, Slyudyansky District is one of the thirty-three in the oblast. The town of Slyudyanka serves as its administrative center. As a municipal division, the district is incorporated as Slyudyansky Municipal District.