Kenozyorsky National Park is a national park in the north of Russia, located in Kargopolsky and Plesetsky Districts of Arkhangelsk Oblast. It was established December 28, 1991. Since 2004, the National Park has the status of the UNESCO Biosphere Reserve. Kenozyorsky National Park occupies the south-western part of Plesetsky District and the north-western part of Kargopolsky District of the Arkhangelsk Oblast, at the border with the Republic of Karelia.
The northern part of the Park is centered at the Lake Kenozero, one of the biggest lakes of the region. The headquarters of the Park are located in the village of Vershinino, on the northern shore of the lake. The Lake Kenozero is the source of the Kena River, a major left tributary of the Onega. The upper course of the Kena is located in the park, as well as the Pocha River, the major tributary of the Lake Kenozero, its source, Lake Pochozero, and the lower course of the main tributary of the Lake Pochozero, the Undosha River.