Background: The sleep pattern about developmental coordination disorder has been studied less. Objective: To evaluate the Sleep Pattern in Children With and Without Developmental Coordination Disorder. Methods: The Study designed as an Observational Study, Study setting done at Schools in the Chennai district and the sam pling method is the Conventional sampling method. The sample size is 14 School going children. Boys and girls between 9-14 years, Children without musculoskeletal disorders and Children who scored 15-57 in the DCD 07 questionnaire were included. Subject with a history of respiratory illness, Subjects with existing cardiovascular disease, Subjects who are already in the treat ment program, Subjects with neurological and sensory impairment and Subjects with any congenital deficit were excluded. The material required is DCD07 Questionnaire, BOT-02 and the Children sleep habit questionnaire. Results: On comparing sleep habit in DCD children with non-DCD children, the results of the current study shows the significant p-value __ampersandsignlt;0.0001 and t- value 27.46. Conclusion: The incidence and prevalence of DCD to be higher in boys than in girls, this child exhibits poor sleep habits when compared to children without DCD. This study suggests that parents of DCD children must be made aware of the condition and this should be treated earlier and other psychosocial problems should be addressed at the earliest.