Bruce Lonsdale (November 10, 1949 – January 22, 1982) was a Canadian politician.
He represented the riding of Timiskaming in the House of Commons of Canada from 1980 to 1982.
He was a member of the Liberal Party.
He served as mayor of the town of Cobalt before seeking the Liberal nomination for the federal riding of Timiskaming.
Lonsdale died in a two-car head-on crash 10 kilometres west of North Bay on Highway 17 on January 22, 1982.