Ayiroor (also spelled Ayroor) is a village located in the western part of Ranni taluk, in the Pathanamthitta district in Kerala state, India. It is bordered by hills and located near the Western Ghats. Ayiroor was previously part of Tiruvalla taluk in Alleppey district and is considered part of the Edanadu region in Kerala. The Pamba River flows on the southern side of the village, making the soil around the village very fertile.