Antonio Maria Graziani (1537–1611) was a Roman Catholic prelate who served as Bishop of Amelia (1592–1611) and Apostolic Nuncio to Venice (1596–1598).

[1][2] Antonio Maria Graziani was born in 1537 in Sansepolcro, Italy.

[3] On 17 Feb 1592, he was appointed during the papacy of Pope Clement VIII as Bishop of Amelia.

[1][2][3] On 25 Feb 1592, he was consecrated bishop by Antonmaria Sauli, Cardinal-Priest of San Vitale, with Fabio Biondi, Titular Patriarch of Jerusalem, and Fantino Petrignani, Archbishop Emeritus of Cosenza, serving as co-consecrators.

[3] On 23 Feb 1596, he was appointed during the papacy of Pope Clement VIII as Apostolic Nuncio to Venice; he resigned from the position on 8 Oct 1598.