The purpose of this study was to find out the relationship between impulsive buying, self-regulation and personality impulsiveness of young adults. An association was hypothesized between personality impulsiveness, impulsive buying and self-regulation in young adults. Moreover, it was also proposed that self-regulation and personality impulsiveness would likely to predict impulsive buying. A sample comprised of 300 individuals of 18-20 years age range (M=23, SD= 2.8) was selected from shopping malls of Lahore. For measuring personality impulsiveness Barrett Impulsiveness Scale, to assess selfregulation of the participants Short Self-Regulation Questionnaire and to measure impulsive buying of the respondents Impulsive Buying Tendency Scale was administered. These measurement tools were used in this study after taking permission from relevant authors. Results were deducted by using Pearson Product Moment Correlation Coefficient and Multiple Hierarchical Regression analysis. The results of the study showed that personality impulsiveness is significant positively correlated with impulsive buying. A significant negative relationship was found between self-regulation and personality impulsiveness. Moreover, by using Regression analysis, personality impulsiveness and self-regulation were revealed the predictors of impulsive buying in young adults. The findings of this study are important to know the patterns of impulsive buying that could further be used at impeding level for adults in order to help them out to deal with their impulsivity.