Olivia Rose Stambouliah was born and raised in Sydney, Australia. She studied a Bachelor of Performance at the University of Western Sydney, Theatre Nepean. Shortly after graduating she was cast in Cate Shortland's television movie The Silence, and later in Ben Elton's television series Live from Planet Earth. This was followed by recurring roles in Packed to the Rafters and Soul Mates. Her stage performances include Sydney Theatre Company's Arms and the Man, Griffin Theatre Company's The Turquoise Elephant, and Ensemble Theatre's Frankenstein. She made her first U.S. television appearance in AMC's The Walking Dead, and her feature film debut in Michael Bay's blockbuster Ambulance.