Giovanni Battista Comparini (died 1616) was a Roman Catholic prelate who served as Bishop of Fondi (1591–1616).
[1][2][3][4] On 5 April 1591, Giovanni Battista Comparini was appointed during the papacy of Pope Gregory XIV as Bishop of Fondi.
[1][2] He served as Bishop of Fondi until his death in 1616.
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