Atoosa Rubenstein (born Atoosa Behnegar, Persian: آتوسا بهنگار; 13 January 1972) is an Iranian-American former magazine editor. She was the editor-in-chief of Seventeen magazine and the founding editor of CosmoGirl. She went on to found Big Momma Productions, Inc. and Atoosa.com before becoming a stay at home mother.