Diwan Bahadur Sakkottai Krishnaswamy Aiyangar (15 April 1871 – 26 November 1946) was an Indian historian, academician and Dravidologist. He chaired the Department of Indian History and Archaeology at the University of Madras from 1914 to 1929.Krishnaswamy Aiyangar was born in a village near Kumbakonam in 1871. He did his education in Madras and worked as a lecturer in Bangalore from 1899 to 1909. In 1914, he was made head of the department of Indian history and archaeology at the University of Madras, and held this post from 1914 to 1929. Krishnaswamy Aiyangar died in 1946 at the age of 76.Aiyangar was elected a member of the Royal Asiatic Society in 1908 and was conferred a Diwan Bahadur title in 1928. He is known for the new methods he introduced in interpreting the history of Vijayanagar. His historical methodology is considered to be Indian nationalistic. Source: Wikipedia (en)