- Source: Shadab, Razavi Khorasan
Shadab (Persian: شاداب, also Romanized as Shādāb; also known as Shādāb Ja‘farābād) is a village in Mazul Rural District, in the Central District of Nishapur County, Razavi Khorasan Province, Iran. At the 2006 census, its population was 1,426, in 367 families.