Darreh Abbas (, also Romanized as Darreh 'AbbÃÂs and Darreh-ye 'AbbÃÂs; also known as DÃÂr-i-'AbbÃÂs) is a village in Fakhrud Rural District, Qohestan District, Darmian County, South Khorasan province, Iran. At the 2006 census, its population was 362, in 110 families.