Giovanni Checconi (died 1668) was a Roman Catholic prelate who served as Bishop of Pienza (1665âÂÂ1668).
Giovanni Checconi was born in Siena, Italy. On 11 November 1665, he was appointed during the papacy of Pope Alexander VII as Bishop of Pienza. On 22 November 1665, he was consecrated bishop by Scipione Pannocchieschi d'Elci, Cardinal-Priest of Santa Sabina. He served as Bishop of Pienza until his death on 19 March 1668.