Isola Rizza is a comune (municipality) in the Province of Verona in the Italian region Veneto, located about west of Venice and about southeast of Verona. As of 31 December 2004, it had a population of 2,977 and an area of .
Isola Rizza borders the following municipalities: Bovolone, Oppeano, Ronco all'Adige, Roverchiara, and San Pietro di Morubio.
In 1873, the 6th-century Isola Rizza dish was found in a hoard near the parish church.