Loïc Wacquant (French: [lo'ik va'kɑ̃]; born 1960) is a sociologist and social anthropologist, specializing in urban sociology, urban poverty, racial inequality, the body, social theory and ethnography.

Wacquant is currently a Professor of Sociology and Research Associate at the Earl Warren Legal Institute, University of California, Berkeley, where he is also affiliated with the Program in Medical Anthropology and the Center for Urban Ethnography, and Researcher at the 'Centre de sociologie européenne' in Paris. He has been a member of the Harvard Society of Fellows, a MacArthur Prize Fellow, and has won numerous grants including the Fletcher Foundation Fellowship and the Lewis Coser Award of the American Sociological Association.