Thirupachetty is a panchayat village in the Sivaganga District on the highway of Madurai-Rameswaram (NH-59).
The name of this village is given after an event of religious quarrel between Thirugnana Sambanthar and some Jains. According to the legend, Campanthar dueled with Jains through two mediums: water and fire. In the duel of water both released a palm leaf that was inscribed with their religious belief in the Vaigai River. Which leaf swims across the fled of river will be the winner. And it is said that leaf released by Sambanthar reached Thiruvedagam (thiru=yadu=agam), while the palm leaf released by Jains reached this village and be called thirupasethy (thiru+pa+sethy) later to be known as Thirupachetty.
The machete (Aruval or Aruva) iron made weapon is famous to name of the village, through its quality of making over many years. Recently movies have also been made based on this weapon. These machetes are made purely for agricultural purpose. The town has also been referred to as Thirupaachi commonly in movies and songs.
There are direct and indirect buses from Madurai Periyar bus stand to Thirupachetty. All buses with number 99 go to Thirupachetty. And almost all buses to Ramnad and Paramakudi from Madurai except no-stop buses will stop here in Thirupachetty. Passenger Trains from Madurai to Rameswaram also stops here. Thiruppachetty is about 30 kilometers south east of Madurai and 18 kilometers west to Manamadurai.
Thiruppachetti has one government primary health center, and also has three private clinics.
Thiruppachetti has one resident physician- Dr. Kameshwaran B.SC, MBBS.