Mahajeran-e Abu ol Hasan (, also Romanized as MahÃÂjerÃÂn-e Abà « ol Ḩasan; also known as Mahajaran Molla Abolhasan, MahÃÂjerÃÂn-e MollàAbol Ḩasan, MahÃÂjerÃÂn-e MollàAbà « ol Ḩasan, MahÃÂjerÃÂn-e MollàḨasan, MohÃÂjerÃÂn-e MollàAbà « ol Ḩasanë, and MohÃÂjerÃÂn-e MollàḨasan) is a village in Pol-e Doab Rural District, Zalian District, Shazand County, Markazi Province, Iran. At the 2006 census, its population was 27, in 7 families.