Tehemton Erach Udwadia is a Parsi Indian surgeon and gastroenterologist, considered by many as the father of laparoscopic surgery in India. He is a general surgeon at two Mumbai hospitals, Breach Candy Hospital and Hinduja Hospital and is the founder president of the Indian Association of Gastrointestinal Endo-Surgeons. The Government of India awarded him the fourth highest civilian honour of the Padma Shri, in 2006, for his contributions to Indian medicine and he received the Most Excellent Order of the British Empire (OBE) from Queen Elizabeth II, the same year. In 2017, he received the Padma Bhushan award for his contributions to Indian medicine. 

Born in a Parsi family originating from Sindh to Erach Rustomji and Perin Erach on 15 July 1934 in Mumbai, the capital city of the western Indian state ofMaharashtra, Udwadia did his early education at St. Mary's School, Mumbai and Wilson College, Mumbai. He graduated in medicine from Mumbai University and started his career as a research fellow at the King Edward Memorial Hospital and Seth Gordhandas Sunderdas Medical College in 1958 where he stayed till 1962. During this period, he studied for the post graduate degree (MS) at the same institution, securing it in 1960. Moving to Grant Medical College and Sir Jamshedjee Jeejeebhoy Group of Hospitals in 1963, he worked there till 1994 till his superannuation and continued his association with the institution as an Emeritus Professor. In between, he also worked as a Hunterian Professor of the Royal College of Surgeons of England during 1984–85 and Sir James Ross Lecturer at the Royal College of Surgeons of Edinburgh in 1992. Udwadia received the SAGES Millennium Award from the Society of American Gastrointestinal Endoscopic Surgeons in 2000. The same year, he was awarded the Dr. B. C. Roy Award, the highest Indian award in the medical category, from the Medical Council of India. The Indian Association of Gastrointestinal Endo-Surgeons awarded him the Lifetime Achievement Award in 2004. The year 2006 brought him two national honours, the civilian award of the Padma Shri from the Government of India and the Most Excellent Order of the British Empire (OBE) from Queen Elizabeth II.