Shri M Deena Dayalan (DOB 22 February, 1950) has over 37 years of experience of working in the Government of India, Public Sector Bank and Public Sector Undertaking.

He started his career as Lecturer in Chemistry at the Regional Engineering College, Trichirapalli, Tamil Nadu (1972) and moved over to the Indian Bank a Nationalised Bank where he served for nearly 6 years in different executive positions before he joined Government of India. He Joined the Indian Audit & Account Service in the year 1978. He served in various capacities at middle and senior management levels of auditing and accounts keeping of States and its PSUs.

Particularly, he has served as Accountant General in the States of Haryana and Kerala. He has held the post of General Manager (Finance) in the Department of Telecommunications and worked during its corporatisation as BSNL. He has served in the office of the Comptroller and Auditor General of India as Director in-charge of national and inter-national training, administration and audit reports of State revenues.

For the last 6 years he has been the Joint Secretary & Financial Advisor for the Ministry of Finance which comprised of all departments viz., Departments of Revenue, Expenditure, Economic Affairs, Financial Services & Disinvestment and other Miscellaneous Departments including PMO, Cabinet Secretariat, Offices of the President, Vice-president, Ministry of Parliamentary Affairs, Lok Sabha, Rajya Sabha and Supreme Court. He has been holding the position equivalent of Joint Secretary to Government since 1994 and that of Additional Secretary since 2006.

He has served as the Government nominee Director in Syndicate Bank; Part time Member in the Board of the Pension Fund Regulatory Development Authority and Government nominee Director in the Security Printing & Minting Corporation of India (SPMCIL). He has been functioning as the member of the Appellate Authority for the Non- Banking Financial Companies ( NBFCs).

He is a Post-Graduate in Chemistry and an MBA in Corporate Finance from Leeds University, UK.

He has wide ranging experience in the Audit of United Nations Organisations at UN Hqrs, New York and United Nations High Commissioner for Refugees at Hanoi, Vietnam.

He retired from the Government Service on 28 February, 2010.