Mr Oliver Warren is a consultant surgeon based in London, specialising in robotic and complex open surgery for colorectal, hernia, and abdominal wall conditions. He serves as Clinical Director of Surgery and chairs the Abdominal Wall Multidisciplinary Team at Chelsea and Westminster Hospital, alongside his private practice at Welbeck Health—where he sits on the Digestive Health Board—and The Lister Hospital, London.

A graduate of Imperial College London, and now a Clinical Senior Lecturer (Hon) there, he is widely published, and lectures nationally and internationally on robotic, colorectal, and abdominal wall surgery. Oliver is also a robotic surgery proctor for Intuitive, training and mentoring surgeons in advanced robotic techniques. He lives in London with his wife and two young daughters and, in his spare time, enjoys competing in fitness competitions.