Mauni Daduwa is a village in Gairsain tehsil in district of Chamoli, Uttarakhand, India. As per the data provided by Census of India in 2011, total population of Mauni Daduwa was 34 which includes 18 males and 16 females. Mauni Daduwa covers 13.31 ha area. Pincode of Mauni Daduwa is 246487.