Cristina Martinez is an American rock singer. She is best known as the lead singer of Boss Hog. She has also been a member of Pussy Galore and The Honeymoon Killers. Her husband, guitarist Jon Spencer, collaborated with her in all three bands.[1][2][3] Her music has included elements of blues, grunge, noise rock and new wave.[4] She has been referred to as a sex symbol, and has appeared nude on album covers and in concert.[4] She and Spencer have one son, Charlie.[5]