Tobacco use among psychiatric in–patients in developing countries has not been well–investigated. Toaddress this issue, we screened consecutive admissions to a psychiatric ward of a major hospital in northernIndia, and assessed the prevalence and correlates of tobacco use. This cross–sectional study was conducted on Psychiatry in–patients, during a fixed period, with the aim to see the pattern of tobacco intake, in any form, in patients with psychiatric illness. Patients of ages <18 years or those not consenting were excluded from the study. Patients(n = 448) provided information about their use of tobacco products, and participated in an interviewthat included ICD–10for tobacco Dependence as well as measures of other substanceuse 256(57%) patients reported current tobacco use,146(57%) of the patients who reported current use were dependent on tobacco and 110(43%)used tobacco in harmful pattern. Conclusion drawn was, all the psychiatric disorders except OCD tobacco use is a highly prevalent and should be taken care of.