Alessandro Mancini (born 4 October 1975) is a Sammarinese politician, who served as Captain Regent of San Marino, for a term of six-months, with Grazia Zafferani, from 1 April to 1 October 2020. Mancini additionally served for the six-months term as Captain Regent from 1 April until 1 October 2007, with Alessandro Rossi.Mancini is a member of the Party of Socialists and Democrats.