James Young Simpson
![](/Images/godic/202502/11/Simpson_James_Young_signature_picture0017.jpg")
![52 Queen Street](/Images/godic/202502/11/House_of_James_Young_Simpson,_Queen_Street,_Edinburgh0017.jpg")
![Sir James Young Simpson statue, West Princes Street Gardens, Edinburgh](/Images/godic/202502/11/James_Young_Simpson_statue0017.jpg")
![Bust of Sir James Y. Simpson at the Royal College of Physicians of Edinburgh, Scotland](/Images/godic/202502/11/Bust_of_Sir_James_Y._Simpson_at_the_Royal_College_of_Physicians_of_Edinburgh,_Scotland0017.JPG")
Sir James Young Simpson, 1st Baronet (7 June 1811 – 6 May 1870) was a Scottish obstetrician and an important figure in the history of medicine. Simpson discovered the anesthetic properties of chloroform and successfully introduced it for general medical use.