The research is aimed to understand the influence of social media in marketing on brand awareness, which in the end influences purchase intention in the fashion industry. It uses a qualitative approach to study the three variables, namely social media marketing, purchase intention, and brand awareness. In this research, the needed number of samples are 270 respondents and data are processed using SPSS to conduct validity, reliability, normality, classic assumption, single, and multiple linear regression. Results from SPSS are also used in the Sobel Test. Complemented with secondary data from literature studies, the hypothesis is tested. From the test, every hypothesis has significant positive influences. In conclusion, a brand can influence purchase intention significantly by utilizing social media marketing. This works by stimulating brand awareness to consumers to influence purchase intention.