Sunniva Lindgaard, better known as SASSY 009, is a Scandinavian musician originally from Oslo, Norway. The name Sassy 009 comes from Lindgaard's SoundCloud username. Sassy 009 originally began as a trio that consisted of consists of Sunniva Lindgaard, Teodora Georgijevic, and Johanna Scheie Orellana. The three members originally met in high school. As a trio, they released one EP together, titled Do You Mind, in 2017. In May 2018, the trio was featured as The Guardian's "Ones to Watch".