Sissa is a town in the Italian region of Emilia-Romagna.

Administratively, it is a frazione of the comune of Sissa Trecasali in the Province of Parma.

It is located about 100 kilometres (62 mi) northwest of Bologna and about 20 kilometres (12 mi) northwest of Parma.

Sissa borders the following municipalities: Colorno, Gussola, Martignana di Po, Roccabianca, San Secondo Parmense, Torricella del Pizzo, Torrile, Trecasali.

The town is home to a Pork carnival in November, known as the Sapori del Maiale.