Sir Charles Alexander Cameron, CB (16 July 1830 – 27 February 1921) was an Irish physician, chemist and writer prominent in the adoption of medical hygiene.

He was also lecturer in chemistry in Dr Steevens' Hospital and the Ledwich School of Medicine, succeeding Dr. Maxwell Simpson, and retained these positions until 1874.

[citation needed] From 1858 to 1863, he was editor and part proprietor of the Agricultural Review, in which he wrote hundreds of articles on various subjects.

At this time he was in contact with many agricultural associations both in Ireland and abroad and received a number of awards and tributes.

In 1886, he published his History of the Royal College of Surgeons in Ireland, and of the Irish Schools of Medicine.

He died at his home on Raglan Road in Dublin on 27 February 1921 and was interred in Mount Jerome Cemetery.

At his death he left a son, Ernest Stuart Cameron, and two daughters, Lucie Gerrard and Helena Stanley;[7]