Luciano Bellosi (7 July 1936 – 26 April 2011) was an Italian art historian.
He was born in Florence, graduating from the University of Florence in 1963 alongside Roberto Longhi with a thesis on Lorenzo Monaco.
He worked for the Soprintendenza alle Gallerie di Firenze from 1969 to 1979, before teaching medieval art history at the University of Siena until his retirement in 2002.
He took part in several international art history conferences, organised and edited the Atti del Convegno internazionale di studio su Simone Martini held in Siena in 1985.
He organised the following exhibitions and edited their catalogues: The Biblioteca Umanistica dell'Università di Siena houses his library of 8,000 volumes, particularly art historical monographs.