Giselle Monterio (born on 1990) is a Brazilian model. In 2009, she portrayed the role of Harleen Kaur in the Bollywood film Love Aaj Kal, directed by Imtiaz Ali, who earlier directed films like Jab We Met (2007) and Socha Na Tha (2005).
Career Monteiro started her modeling career at the age of seventeen. She began her acting career in Bollywood, portraying the role of the old-fashioned Punjabi girl, Harleen Kaur, in Imtiaz Ali's Love Aaj Kal (2009). She was purposely kept under wraps during the film's promotion. Following the film's release, her identity was revealed, and it was also revealed that she had approached Ali through designer Anaita Shroff Adajania to audition for the role of Jo, Saif Ali Khan's Caucasian girlfriend in the second-half of the film, but, on his wife's suggestion Ali took her for Harleen's part, especially since he had not been unable to cast for that role despite auditioning girls from all over India.