The study objective is to determine and to describe psychological features of drug addicts with early psychic trauma. Methods. A survey included 70 people of 27-43 age, 35 of which have suffered from drug addiction (cannabis addiction). We used the author's profile of R.V. Kadyrov, questionnaires LEQ and the FPI, the scale of intelligence and psychological basis of beliefs and other psycho diagnostic methods. Results. Among drug addicts it was often detected signs of early psychic trauma, it was greater severity of neuroticism and emotional lability, and such defense mechanisms as a projection and denial. Conclusions. The analysis revealed a number of psychological characteristics of drug addicts with early psychic trauma: the tendency to be impulsive, irritability, perception of other people as the detractors, etc. Intensity of protective mechanisms, «projection» and «denial» provokes anxiety, maladjustment and disorganization of behavior.