Geraldine Dorothea Cox AM (born c. 1945) is the founder of Sunrise Cambodia, a charity that was originally established as an orphanage in the province of Kandal, in Cambodia, and now extends its services to sustainable development and family support in several provinces of the country. She was granted Cambodian citizenship by a royal decree from King Norodom Sihanouk in 1999, around the time that she founded the orphanage. Cox remained at the helm of Sunrise Cambodia until September 2022, when she handed over to ABC journalist Tracey Shelton.