The Belgium national rugby union team represents Belgium in men's international rugby union competitions, nicknamed Diables Noirs / Zwarte Duivels. They are yet to participate in a Rugby World Cup and currently compete in the first division of the Rugby Europe International Championships, which they have been playing in since 2023. Rugby union in Belgium is administered by the Belgian Rugby Federation.

The Italy national rugby union team represents the Italian Rugby Federation in men's international rugby union. The team is known as gli Azzurri. Savoy blue is the common colour of the national teams representing Italy, as it is the traditional colour of the royal House of Savoy which reigned over the Kingdom of Italy from 1860 to 1946.