Thaai Naadu (Tamil: Thaai Naadu),(English: Mother Land) is a 1989 Tamil film produced by Madhampatti Sivakumar and directed by R. Aravindraj. The film casts Sathyaraj in dual role along with Radhika. The film with an intuitive story line was released to moderate reviews.The film has an intuitive story line with Sathyaraj enacting dual role. The role as an army officer was appreciated by the critics.