Pietro Contarini may refer to:
Pietro Contarini (died 1495), Venetian humanist Pietro Contarini (1452–1528), Venetian writer Pietro Contarini (1477–1543), Venetian poet Pietro Contarini (1491–1563), bishop in Venetian Cyprus (1502–1555), patriarch of Venice Pietro Contarini (1578–1632), Venetian diplomat , Venetian linguist