Populus 6921 is a Quadrupel from Bronckhorster Brewing Company in Duiven, born in 2014 from a collaboration between neighbours and the brewery. At 11% ABV, this is a full-bodied, dark beer that blends roasted character with fruity notes.

The brewery crafts beers with unique flavours using premium ingredients, drawing inspiration from remarkable people and places in the Achterhoek region. Populus 6921 became a major success in the Netherlands and has also gained recognition in Ireland.