Thirumayam Fort is one of the important historical landmarks in Pudukkottai District, Tamil Nadu, located in Thirumayam town, approximately 20 km from Pudukkottai city. Built in 1687 by Raja Vijaya Raghunatha Sethupathi of the Ramnad kingdom, the fort stands on a rocky hill and features massive stone walls, gateways, bastions, and defensive structures that reflect the military architecture of the period. The fort complex also includes the historic Sathyamurthy Perumal Temple and Sathyagireeswarar Temple, adding religious and cultural significance to the site. Surrounded by scenic landscapes and rich historical heritage, Thirumayam Fort is an important destination for history enthusiasts, heritage tourists, students, and visitors exploring the cultural attractions of Pudukkottai District.