Manamadurai is a Municipality Town in Sivaganga district in the Indian state of Tamil Nadu, Situated 58 kilometres away from the heart of Madurai on the Cochin - Dhanushkodi National Highway. It is the 4th Largest Town in the Sivaganga district followed by Karaikudi, Sivaganga and Devakottai. Manamadurai represents its seat in Manamadurai Legislative assembly constituency. It is a river-based settlement town developed on banks of river Vaigai around 2 BCE. The River flows through the core of town dividing the town into Upper Western banks and lower eastern banks.

The Name Manamadurai is said to be derived from Vanara Veera Madurai, As mentioned in the epic Ramayana, Lord Rama, Hanuman and "Vaanara Saena" - The Monkey Force who embarked on searching Sita, ended in the Vaigai river banks, hence all took a bath and slept here a night and left. Hence the Indo-Brahmi word Vaanaram means Monkey; Veera means Powerful. As centuries rolled, it became Vaana Vīra Madurai, Then Vaana Madurai, finally became Manamadurai. An sculpture stone was found at a site near Thulukkanendhal village of Manamadurai Panchayat Union. It was observed by the research personnels of The Pandiya Naadu Culture society and they carbon dated and announced that it belongs to 1700 A.D. The sculpture in Tamil read as /ʋaːn̪a ʋiːɾa maðɯɾaɪ̯ aɻaɡaɾ t̪iɾuʋiɖaɪ̯jaːʈʈam/ which Literally discusses about the Land donation of someone to Azhagar Temple in Manamadurai. Thiruvidaiyattam refers to a stone which sculpted on resemblance of Land donation. And the wheel like structure below the text is actually present in the Coin of Madurai Nayaks who ruled Madurai from 1529 to 1815.

The Tamil Nadu Government Department of Municipal Administration and Metro Water Supply Additional Chief Secretary Shiv das Meena issued an ordinance for the Promotion of Manamadurai Selection grade town Panchayat to Manamadurai Municipality on 16 October 2021.

Manamadurai falls under Manamadurai State assembly constituency and Sivaganga Loksabha constituency. For further details, see

As per 2011 Census Data, 81 villages are in Manamadurai Taluk of Sivaganga, Tamil Nadu. They are the following;

Prominent Urban localities in the town are the areas situated around the three statues. Viz., Mahatma Gandhi Statue, Arignar Anna Statue, Muthu Ramalinga Devar Statue. Another prominent locality is the area around the Manamadurai Railway Junction which are The Railway Colony, Burma Colony, Krishnarajapuram Colony. The Area around SIPCOT too became prominent after many houses came around it. Other prominent localities are Sundharapuram Agraharam, Gundurayar street, Brindhavanam, Mettu street, Kannar street, Velaar street, Kulalar street, Old Mandapam road, Femina Nagar, Vasantha Nagar, Seeniappa Nagar, Moongiloorani

Manamadurai is at 9°42′N 78°29′E / 9.7°N 78.48°E / 9.7; 78.48. It has an average elevation of 121 metres (397 ft). The Vaigai river flows from north to south through Manamadurai and divides the town into Eastern bank and Western bank.

As of 2011 census of India, Total number of households in Manamadurai is 52,131. Manamadurai has a total population of 207,223. In which 50.39% (1,04,428) are Males and 49.61% (1,02,795) are Females. In which children below the age of 12 is 22,403. Literacy rate is 69.99% (1,45,052)