The 1980 Air Canada Silver Broom, the men's world curling championship, was held from March 24 to 29 at the Moncton Coliseum in Moncton, New Brunswick, Canada.

Skip: Rick Folk Third: Ron Mills Second: Tom Wilson Lead: Jim Wilson Skip: Jørn Blach Third: Arne Pedersen Second: Freddy Bartelsen Lead: Bent Jørgensen Fourth: René Robert Third: Jean-Marc Causeret Second: Claude Groff Skip: Henri Müller Fourth: Hans Dieter Kiesel Skip: Franz Engler Second: Willie Rosenfelder Lead: Heiner Martin Fourth: Andrea Pavani Skip: Giuseppe Dal Molin Second: Giancarlo Valt Lead: Enea Pavani Skip: Kristian Sørum Third: Eigil Ramsfjell Second: Gunnar Meland Lead: Harald Ramsfjell Skip: Barton Henderson Third: Greig Henderson Second: Bill Henderson Lead: Alistair Sinclair Skip: Ragnar Kamp Third: Håkan Ståhlbro Second: Thomas Håkansson Lead: Lars Lindgren Skip: Jürg Tanner Third: Jürg Hornisberger Second: Franz Tanner Lead: Patrik Lörtscher Skip: Paul Pustovar Third: John Jankila Second: Gary Kleffman Lead: Jerry Scott