Shavir () is a village in Sanjabad-e Gharbi Rural District of the Central District in Kowsar County, Ardabil province, Iran.
At the time of the 2006 National Census, the village's population was 140 in 22 households. The following census in 2011 counted 133 people in 39 households. The 2016 census measured the population of the village as 150 people in 50 households.