Madras Day is held on August 22. Chennai and Tamil Nadu, India. This event in the third decade of the month august is annual.
Similar holidays and events
Hindi Divas on September 14 (Hindi-speaking regions);
Engineer's Day in India on September 15 (The Engineering Community across India is celebrating Engineers Day on 15 September every year as a remarkable tribute to the greatest Indian Engineer Bharat Ratna Mokshagundam Visvesvaraya (popularly known as Sir MV). He is held in high regard as a pre-eminent engineer of India. "Role of Engineers in a developing India" is the theme of Engineers Day 2017);
Marathwada Liberation Day on September 17 (Maharashtra, India)