A. Rangaswami Iyengar (July 1877 – 4 February 1934) was an Indian journalist, lawyer and politician who served as a member of the Central Legislative Assembly and as the chief editor of The Hindu from 1928 till his death in 1934.

Rangaswami Iyengar served as assistant editor from 1905 to 1915,[1] when he resigned to manage the affairs of its sister publication Swadesamitran.

Rangaswami Iyengar joined the Swaraj Party and served as its General Secretary from 1925 to 1927.

[1] Rangaswami was elected to the Central Legislative Assembly for two consecutive terms in 1923 and 1926.

[1] During his tenure as chief editor, Rangaswami Iyengar was one of the representatives at the Second Round Table Conference held in London in 1931.