List of speakers of the Tamil Nadu Legislative Assembly
The Speaker is the presiding officer of the Tamil Nadu Legislative Assembly, the main law-making body for the Indian state of Tamil Nadu. The speaker is elected by the members of the assembly, from amongst them.
President of the Madras Legislative Council
Madras Legislative Council, the first representative legislature for the Madras Presidency was established in December 1920. The presiding officer of the council was known as the president. P. Rajagopalachari was nominated as the first president and took office on 17 December 1920.| No. | Name | Image | Assumed office | Left office |
| 1 | P. Rajagopalachari | December 1920 | February 1925 | |
| 2 | L. D. Swamikannu Pillai | February 1925 | September 1925 | |
| 3 | M. Ratnaswami | September 1925 | 1926 | |
| 4 | C. V. S. Narasimha Raju | 1926 | 1930 | |
| 5 | B. Ramachandra Reddi | 1930 | 1937 |