Yes, Canada. According to the Modernist Pizza book collection, French Canadian Sam Panopoulos is often credited as having invented the Hawaiian pizza in 1962. But the authors note that a 1957 ad ...

The pizza – which tends to split opinion among foodies – usually consists of cooked ham or bacon, pineapple and cheese on a tomato sauce base. But where was it invented? Hawaiian pizza most ...

But the Hawaiian pizza, topped with ham and pineapple, was not an Italian invention. And despite the name, according to a popular story, it might not have come from the US island state of Hawaii ...