According to the interview from she lost her virginity when she was 13 years old. In interview she off the record said that she's having a increased libido which brings a lot of sexual experiences with both genders. One of her closest friend told a magazine in that she. Answer (1 of 3): i think Emma Watson probably has lost her virginity. It's not This might sound like she is still naive (wanted to wear a sports bra till she was 22!