The Giara di Rezzo is a 14-kilometre (8.7 mi) stream (in Italian torrente) of Liguria, Italy.

The Giara di Rezzo flows eastwards with a windy and recessed course, flanked by provincial road nr.17 Passo Teglia-Rezzo, which runs on its left high on the creek.

[1] Giara di Rezzo basin (39 km2) is totally included in the Province of Imperia.

With 47 km of pipes it dsupplies the comunis of Borgomaro, Lucinasco, Chiusavecchia, Chiusanico, Pontedassio and Imperia.

[7] An upstream portion of Giara di Rezzo valley, located on the right hand of the creek, is included in two SIC (Site of Community Importance) named Bosco di Rezzo (code IT1315504) and M. Monega – M. Prearba (code IT1314609).