Pierangelo Garegnani (1930–2011) was an Italian economist and professor of the University of Rome III. He was the Director of the Fondazione Centro Piero Sraffa di Studi e Documenti at the Federico Caffè School of Economics, and also the literary executor of the works, documents and papers left by the eminent Italian economist Piero Sraffa to the University of Cambridge's Wren Library. Professor Garegnani has been one of the leading theoretical critics of neoclassical economics.