Julian Savulescu (born 22 December 1963) is an Australian philosopher and bioethicist of Romanian origins. He is Chen Su Lan Centennial Professor in Medical Ethics and director of the Centre for Biomedical Ethics at National University of Singapore. He was previously Uehiro Chair in Practical Ethics at the University of Oxford, Fellow of St Cross College, Oxford, director of the Oxford Uehiro Centre for Practical Ethics, and co-director of the Wellcome Centre for Ethics and Humanities. He is visiting professorial fellow in Biomedical Ethics at the Murdoch Children's Research Institute in Australia, and distinguished visiting professor in law at Melbourne University since 2017. He directs the Biomedical Ethics Research Group and is a member of the Centre for Ethics of Pediatric Genomics in Australia. He is a former editor and current board member of the Journal of Medical Ethics (2001–2004 and 2011–2018), which is ranked as the No.2 journal in bioethics worldwide by Google Scholar Metrics, as of 2022. In addition to his background in applied ethics and philosophy, he also has a background in medicine and neuroscience and completed his MBBS (Hons) and BMedSc at Monash University, graduating top of his class with 18 of 19 final year prizes in Medicine. He edits the Oxford University Press book series, the Uehiro Series in Practical Ethics.

He completed his PhD at Monash University, under the supervision of philosopher Peter Singer. His doctoral thesis was on good reasons to die and euthanasia. After graduating, he took a Menzies Foundation postdoctoral scholarship, supervised by Derek Parfit before returning to Australia. He established a group on the ethics of genetics at the Murdoch Children's Research Institute, Australia. In 2002, he took up the Uehiro Chair in Practical Ethics in Oxford. In 2003, he established the Oxford Uehiro Centre for Practical Ethics as director.