Pub Khanajan is a village in Donka tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Pub Khanajan was 389 which includes 189 males and 200 females. Pub Khanajan covers 350 ha area. Pincode of Pub Khanajan is N/A.