Solomon "Sol" Encel (3 March 1925 – 23 July 2010) was an Australian academic sociologist.
He received an M.A. (1952) and PhD. (1960) both from the University of Melbourne. He was Professor of Sociology, University of New South Wales (1966–1990), Senior Lecturer and Reader in Political Science, Australian National University Canberra (1956–1966) and Tutor and Lecturer in Political Science, University of Melbourne (1952–1955).
He was the author of numerous books and articles, particularly including two landmark books, Australian Society (1965) and Equality and Authority in Australia (1970).