Ranjankudi Fort is a 15th-century fortress located about 16 km (9.9 mi) north of the town of Perambalur in Tamil Nadu, India.

The fort is located 16 km (9.9 mi) north of Perambalur in NH 45 in the South Indian state of Tamil Nadu.

The fort is oblong in shape with semicircular bastions, a moat encircling it and three fortifications at different levels, built with cut stone blocks.

He retreated to Ranjankudi, where the Jagirthar took the side of the British and denied entry to the French troops to the upper level of the fort.

[1][5][6] The fort is located 16 km (9.9 mi) north of Perambalur in NH 45 in the South Indian state of Tamil Nadu.

There are three fortifications at different levels, built by Vijaya nagar Nayak kings with cut stone blocks.

As per J. Raja Mohamed, an epigraphist and former curator of Government Museum, the fort culminated Mughal Architecture in the region.