The study indicated that per cent of the farmers belonged to old age group of above 45 years and were illiterate ( %). Majority ( %) of them had dairying and agriculture as their primary occupation and had more than 10 years of farming experience. Majority of the farmers had medium categories of cosmopoliteness and livestock possession ( % and %) respectively. The major constraints faced by the respondents were lack of awareness about latest technologies, scarcity of grazing land and water in dairy farming and lack of veterinary extension services at field level. | Socio-economic profile and constraints of dairy farmers in Cuddalore district of Tamil Nadu India