Thomas Hewson (27 September 1783 - 1831) was the president of the Royal College of Surgeons in Ireland (RCSI) in 1819.Hewson was educated in Trinity College, and graduated B.A. in 1803. On the 1st May, 1800, he was indentured for five years to S. Richards, and received his professional education in the Royal College of Surgeons in Ireland school and the Meath Hospital. On the 1st November, 1805, he passed his examination at the College, but he was not elected a member until the 27th November, 1810. On the 7th January, 1811, he was elected a member of the Court of Assistants, and in 1819 succeeded A.Johnston as Professor of Surgical Pharmacy. In 1809 Hewson succeeded Bingham Wilson as surgeon to the Meath Hospital, and about this time he began to acquire a good practice. According to Cameron, Hewson was much esteemed as a skilful surgeon and an agreeable companion.