The most prevalent mosquito-borne disease worldwide is Dengue.It is Endemic and Hyperendemic in many areas in our country.The clinical presentations of Dengue vary from mild to severe .The aim of the study is to study the clinical profile of dengue in children. Materials and Methods: A cross sectional study was conducted from May 2021 to April 2022 in Dhanalakshmi Srinivasan Medical College ,which is a tertiary care centre, Siruvachur, Tamil Nadu. Based on inclusion and exclusion criteria the total study participants recruited were 60.Demographic data and laboratory investigations were collected. The data were analyzed using IBM SPSS version 21.P value less than 0.05 was considered to be statistically significant. Results: The mean age of the study participants has been found to be 6.8.Majority of the study participants were in the 5-10 years of age. Male preponderance was observed. Fever was the most common presentation followed by vomiting. The hemoconcentration, thrombocytopenia, hepatic derangement are found to be statistically significant with severe dengue Conclusion: The study depicts that 5-10 years was the most common age category suffering from Dengue. The most common presentation was fever and vomiting. Deranged liver function test, thrombocytopenia, hemoconcentration tends to occur in severe dengue.