Antonio Bichi (1614–1691) was a Roman Catholic cardinal.

He was born in Siena to Onorata Mignanelli and Fermano Bichi.

Antonio's maternal uncle was Pope Alexander VII, who named him cardinal in pectore by 1657.

[1] On 8 Dec 1652, he was consecrated bishop by Niccolò Albergati-Ludovisi, Cardinal-Priest of Santa Maria degli Angeli e dei Martiri, with Ranuccio Scotti Douglas, Bishop Emeritus of Borgo San Donnino, and Filippo Casoni (bishop), Bishop of Borgo San Donnino, serving as co-consecrators.

[3] This article about an Italian Catholic cardinal is a stub.