"Chennai, formerly known as Madras, has numerous streets that were named during the British colonial period, many of which have since been renamed to honor Indian figures or reflect local heritage. Some of these streets retain their original British names in common usage, while others have been officially changed. The renaming process has been ongoing since Indian independence, with significant changes occurring in the late 20th and early 21st centuries.
Umpherston Street: Originally named after a British individual, the street's name was altered to "Humpherson" during British rule, likely due to a misinterpretation of pronunciation, and the spelling has remained in that form.
Lloyds Road: Named after a British entity, it was renamed Avvai Shanmugam Salai in honor of the Tamil social reformer Avvai Shanmugam, though the old name is still used in some contexts.
Halls Road: Named after a British official, it was renamed Tamil Salai to honor the Tamil language, though the old name persists in some areas.
Frazer Road: Named after a British official, it was renamed TNPSC Salai after the Tamil Nadu Public Service Commission, though the original name is still recognized.
Mount Road: Originally named after a British figure, it was renamed Anna Salai in honor of C. N. Annadurai, a prominent political leader, though both names are used interchangeably.
Mowbray's Road: Named after a British official, it was renamed T.T.K. Salai after T. T. Krishnamachari, a former finance minister of India, though the old name is still in use.
Edward Elliot Road: Named after a British official, it was renamed Dr. Radhakrishnan Salai after Sarvepalli Radhakrishnan, the second President of India, though the original name is still referenced.
Elliot's Beach Road: Named after a British official, it was renamed Sardar Patel Salai after Sardar Vallabhbhai Patel, a key figure in India's independence movement, though the old name is still used in some contexts.
Anderson Road: Named after a British individual, James Anderson, who worked in the Mysore Water Works before moving to Chennai, though the name remains in use.
General Patters Road: Named after a British official, it was renamed Thiru-Vi-Ka High Road in honor of the Tamil poet and leader Thiru Vi. Ka., though the original name is still recognized"