Olsen became engaged to musician Robbie Arnett, of the American band Milo Greene, in July 2019 after three years of dating but after a year of marriage they got a divorce and ended up with one of her good friends who do not know the name off but have the initials AM. Olsen revealed in June 2021 that the two had married. in her first public relationship she She also had a secret affair with a woman with the initials VB. 