Ethnoveterinary medicine is the holistic interdisciplinary study of the localknowledge and the socio-cultural structures and environment associated with animalhealthcare and husbandry. Perambalur, partially plain and a hilly district of Tamil Nadustate is rich in ethnoveterinary medicinal plants. In the present study, 21 plants belonging to16 families used as veterinary medicines have been documented. Due to poor availability ofmodern healthcare facilities and poverty of indigenous people, they fully or partially dependon local ethnic medicinal plants for the healthcare of their domestic animals. In this way, anattempt has been made to document the traditional knowledge of Perambalur district peopleabout ethnoveterinary medicinal plants and their usages on the treatment of variousveterinary diseases, their botanical names, local names, methods of drug preparation andadministration of drugs are given