This article is about Leffe, the beer brand. For the Italian commune, see Leffe, Lombardy.Leffe /ˈlɛf/ is a premium beer brand owned by InBev Belgium, the European operating arm of the global Anheuser–Busch InBev brewery giant. There are several beers in the range, and they are marketed as Abbey beers. They are brewed in large quantities and are widely distributed.