Abstract: Objective: To study the occurrence and severity of thrombocytopenia in children with malaria Method: It was a retrospective study, done at Vardhman Mahavir medical college and safdarjang Hospital, Delhi, India. Data regarding positive cases of malaria <12 years of age admitted in the hospital between January 2010 to January 2013 were obtained. Patients were further assessed for thrombocytopenia and its severity. Data were analysed by Chi square test using SPSS version. Result- A total of 140 cases were included in the study. Plasmodium vivax was indentified in 98 (70%) patient while plasmodium falciparum in 28 (20%) and mixed infection in 14 (10%) patients. Thrombocytopenia was observed in 98 (70%) cases of which 36 (25.71%) cases have mild 20 (14.28%) cases moderate and 40 (28.50%) cases had severe thrombocytopenia. Thrombocytopenia was found equally in vivax and falciparum infection.