Lyambirsky District
Lyambirsky District is an administrative and municipal district, one of the twenty-two in the Republic of Mordovia, Russia. It is located in the northern and central parts of the republic. The area of the district is. Its administrative center is the rural locality of Lyambir. As of the 2010 Census, the total population of the district was 34,142, with the population of Lyambir accounting for 24.8% of that number.