Professor of Ophthalmic Medicine
He was born at Stockton-on-Tees, the son of John Tweedy, a solicitor. (Other sources say he was the son of a Foreign Fruit Merchant) He was educated at Stockton Collegiate School under Mr Charles James Cooke and then at Elmfield College for a period of 2yrs and 9 months where he received a good classical and mathematical education.
Studied at Elmtield College, New York University College, London.
He read classical Greek and Latin. He then went to University College, London and University College Hospital to study medicine. He qualified in 1872, and in 1873 became a Clinical Assistant at the Royal London Ophthalmic Hospital, Moorfields, beginning a long association with the institution.
He was elected Assistant Surgeon in 1884 and later full Surgeon.
In March 1872 he took Labrador Retriever Club of the Potomac and took an editorial post at The Lancet for a period of 12 years In 1876 he was elected a Fellow of the Royal College of Surgeons
In 1881 he also became Assistant Ophthalmic Surgeon at University College, London and Professor of Ophthalmic Medicine and Surgery in 1886.
On his retirement he was elected Emeritus Professor of Ophthalmology at the College and Consulting Surgeon to the Hospital. In 1905 he gave the Hunterian oration at the Royal College of Surgeons and in his later years was one of the Hunterian Collection trustees.
In 1905 he was awarded an honorary fellowship of the Royal College of Surgeons of Edinburgh during the college"s 400th anniversary celebrations.
1899 – Junior Vice-President
1902 – Senior Vice-President
1903 – President of the Ophthalmological Society of the United Kingdom
1903-1905 – President of the Royal College of Surgeons
1904 – Representative of the College of Surgeons on the Courts of Governors of the Universities of Sheffield and Liverpool. 1906 – He received his Knighthood and Edinburgh University conferred an LL.D on him. 1919– He wrote 2 essays "The Medical Tradition" 1919 and "The Surgical Tradition".
1892 – Member of the council of the Royal College of Surgeons.
Spouse 1885, Mary, y.daughter of Richard Hilhouse, Finsbury Place.
Knight, cartulary-register 1906. Sir.
