Background: The relation between substance abuse, delinquent behaviour with birth order of person is well studied.The study of birth order among alcohol related disorders is slightly less reported.families. Birth orderdata for male alcoholic showed that more cases were lastborn than first born among males. Aim: To Study the Relation of Birth Order in Alcohol Dependent Males in a Tertiary Setting. Methods:After the Institute Ethical Committee approval, 50 males coming in Psychiatry OPD fulfilling ICD–10 Criteria for alcohol dependence were selected and were compared with the 50 healthy controls selected from their relatives coming in OPD. Their respective socio–demographic data were observed.Statistical analysis was done using the latest SPSS version. Results: 38% of alcoholic dependent males were having birth orders 2, 22% each among alcohol dependents were having birth order 3rd and 4th respectively, as compared to controls who had 44% birth order as 1 Conclusion: Higher birth orders or younger siblings were suffering from alcohol dependence condition as compared to their healthy controls.