Kamfiruz District (Persian: بخش کامفیروز) is a district (bakhsh) in Marvdasht County, Fars Province, Iran. At the 2006 census, its population was 31,341, in 6,774 families. The District has one city: Kamfiruz. The District has three rural districts (dehestan): Kamfiruz-e Jonubi Rural District, Kamfiruz-e Shomali Rural District, and Khorram Makan Rural District.