Abraham (Bram) Peper (born 13 February 1940) is a Dutch sociologist and former politician. Peper was Mayor of Rotterdam and Minister of the Interior and Kingdom Relations and is member of the Dutch Labour Party (PvdA).After finishing the HBS, Peper studied social sciences at the University of Amsterdam until 1965 and economy and sociology at the University of Oslo (1963/1964) and got his PhD at the Nederlandse Economische Hogeschool (Currently Erasmus University) in 1972.