I think the Caproni Ca.60 was uglier: https://en.wikipedia.org/wiki/Caproni_Ca.60 https://en.wikipedia.org/wiki/Caproni_Ca.60 > The Caproni Ca.60 Transaereo,

I think the Caproni Ca.60 was uglier: https://en.wikipedia.org/wiki/Caproni_Ca.60 https://en.wikipedia.org/wiki/Caproni_Ca.60 > The Caproni Ca.60 Transaereo, often referred to as the Noviplano (nine-wing) or Capronissimo, was the prototype of a large nine-wing flying boat intended to become a 100-passenger transatlantic airliner.[N 2] It featured eight engines and three sets of triple wings. ... in other words, it looked like a river barge with a big superstructure of wings stuck to the top.