Shad Mansur Mahalleh (Persian: شادمنصورمحله, also Romanized as Shād Manşūr Maḩalleh; also known as Shāh Manşūr Maḩalleh) is a village in Sakht Sar Rural District, in the Central District of Ramsar County, Mazandaran Province, Iran. At the 2006 census, its population was 466, in 127 families.