Pinkan Ratnasari Mambo (born 11 November 1980), also known as Pinkan Mambo, is an Indonesian pop singer. She achieved success as the vocalist in the Indonesian music duo Ratu between 2000 and 2004, then continued her career as a soloist. Onstage Mambo is known as an energetic performer who often includes her audience in her act. She generally collaborates with other artists, working with local bands when she performs and has other people write her songs. The mother of fourth children, as of 2013, she's married to music-video director Steve Wantania.