Sir Harry Gilbert Barling, 1st Baronet CB CBE FRCS (30 April 1855 – 27 April 1940) was an English physician. Barling was born at Newnham on Severn, Gloucestershire and educated at a boarding school at Weston, near Bath. He went to Birmingham at the age of 20, to take his matriculation exam at Queen’s College, before going on to study at St Bartholomew's Hospital in London and culminating in his admittance to the Royal College of Surgeons in 1879, becoming a Fellow in 1881. It was at this time he was appointed resident pathologist at the General Hospital which would start an association lasting for 60 years. He became President of the hospital in 1925.