Doyle Piwniuk is a Canadian politician, who was elected to the Manitoba Legislative Assembly in a by-election on January 28, 2014. He represents the electoral district of Arthur-Virden as a member of the Manitoba Progressive Conservative Party.Prior to his election to the legislature, Piwniuk was an insurance broker and financial planner in Virden. He serves in the party's shadow cabinet as critic for multiculturalism and literacy.