Johnny Perrin is a Canadian punk rock musician from Winnipeg, Manitoba, Canada. He is the former frontman of the Winnipeg ska band Grandpa's Army (1998-2000), which released an album in 2000 called G Sides and A Sides. In 2002, two members of Grandpa's Army, Sam Thompson and Alex Southern, made a documentary about Grandpa's Army, The Truth is Disgusting, which was released on YouTube. In 2000, Perrin recorded an EP, Pay To The Order Of, with the band TBA.