Sophie Cohen, is the last born in Cohen's house. She is the youngest and only daughter of the spouses Sandy and Kirsten Cohen, and the younger sister of Seth and younger adoptive sister of Ryan. Sophie is the youngest grandchild of Sophie Cohen and a man with an unknown name on her father's side, and the granddaughter of Caleb and Rose Nichol on her mother's side. She is also the niece of Hailey Nichol and the "half-niece" of Lindsay Gardner. Sophie, is also the younger sister-in-law of Summer Roberts.