The official mascot of the Aigle-Martigny 2020 UCI Road World Championships was unveiled on Tuesday, June 18, 2019, in Lavey-les-Bains Morcles (Switzerland) in the presence of David Lappartient, President of the Union Cycliste Internationale (UCI).

It is a Saint Bernard dog named Barry.

David Lappartient was given a preview copy of the mascot by Grégory Devaud and Alexandre Debons, co-presidents of the Association for the organisation of the 2020 UCI Road World Championships.
He also left Lavey-les-Bains Morcles with a giant bell, another strong symbol of Switzerland's culture and traditions.