When Is National Cheese Pizza Day 2024.  — national cheese pizza day is dedicated to the pie shaped flatbread with toppings, first eaten in naples in the late 18th and early 19th centuries. This year, it falls on a friday.

 — national cheese pizza day is observed annually on september 5 in the united states to celebrate and enjoy cheese pizza.  — national cheese pizza day happens on thursday september 5, 2024.