Krishnarayapuram (often spelled Krishnarayapuram or K.R. Puram) is a significant administrative taluk and an assembly constituency located within the Kulithalai Revenue Division of the Karur District in Tamil Nadu, India.
​Positioned along the southern banks of the mighty Kaveri (Cauvery) River, Krishnarayapuram serves as a vital agricultural and transit link between the industrialized Karur city and the fertile plains of Tiruchirappalli (Trichy).