Popkin is a surname. Notable people with this surname include:
Richard Popkin, academic philosopherSamuel L. Popkin, political scientistZelda Popkin, fiction authorBarry Popkin, professor of nutrition at UNC-Chapel HillCedric Popkin, suspected killer of the Red BaronGary Popkin, professor at New York City College of TechnologyAnne Hunter Popkin, founding member of Bread and Roses