Pain Navai Mahalleh () is a village in Emamzadeh Abdollah-ye Jonubi Rural District of Dehferi District in Fereydunkenar County, Mazandaran province, Iran.
At the time of the 2006 National Census, the village's population was 149 in 39 households, when it was in Emamzadeh Abdollah Rural District of the former Fereydunkenar District in Babolsar County. The following census in 2011 counted 126 people in 38 households, by which time the district had been separated from the county in the establishment of Fereydunkenar County. The rural district was transferred to the new Dehferi District and renamed Emamzadeh Abdollah-ye Jonubi Rural District. The 2016 census measured the population of the village as 127 people in 45 households.