Introduction: Adolescence has frequently been called “the tumultuous teens”. During the past quartercentury, suicide among the young has emerged as a significant global public health problem. Given the alarming increase in suicide reported behaviours, preventing youth suicide has become an issue of paramount importance in recent years.Objectives: The study aimed to assess the suicidal behaviours and knowledge on suicidal behaviours, among adolescents in a selected residential area of Delhi. Methods: A descriptive survey was conducted on sixty adolescents, aged 10-19 years, selected through convenient sampling method from residential area of Delhi. A structured questionnaire was used for data collection and the data was analysed using descriptive and inferential statistics. Results: 85% of the adolescents were found to have mild suicidal behaviours and 91% of them had inadequate knowledge about suicidal behaviours. Further, no significant relationship was found between suicidal behaviours and selected socio demographic variables such as gender, religion, marital status of parents, monthly income of the family and family history of suicide.Conclusion: Results confirmed that adolescents require awareness, prevention and management techniques related to suicidal behaviours as they are at risk for suicidal behaviours. However, in India such studies are limited and need further exploration.

Key words: Adolescents; Suicidal Behaviour.