Sir Edward Douglas Maclagan KCSI KCIE (1864–1952) was an administrator in British India. He became Governor of the Punjab (1921–1924). He was Lieutenant-Governor from 1919.
He wrote widely on Indian history. His work superintending the Punjab census of 1891 contains ethnographic information that is still cited. With Horace Arthur Rose, Superintendent of Ethnography in the Punjab in the early twentieth century, he compiled a large work, A Glossary of the Tribes and Castes of the Punjab and North-West Frontier, including material from Denzil Ibbetson's 1881 census.
He was Chancellor of Punjab University, from 1919 to 1924.[1] He served as Secretary to the Government of India in the Education Department, Revenue Secretary, and Chief Secretary to the Government of the Punjab. He was Knight Commander of the Order of the Indian Empire (KCIE) and Knight Commander of the Order of the Star of India (KCSI).