Ronnie David Green (born in 1961) is the 20th chancellor of the University of Nebraska–Lincoln. As chancellor, Green is the chief executive of the state's flagship, a land-grant university, which is part of the University of Nebraska system. Green previously led the university's Institute of Agriculture and Natural Resources (since 2010), and served as interim Senior Vice Chancellor for Academic Affairs, the university's highest academic office, from 2015 to 2016.