Giovanni Mercurio de Vipera (died 26 May 1527) was a Roman Catholic prelate who served as Bishop of Bagnoregio (1523âÂÂ1527).
On 23 March 1523, Giovanni Mercurio de Vipera was appointed during the papacy of Pope Adrian VI as Bishop of Bagnoregio. He served as Bishop of Bagnoregio until his death on 26 May 1527.