John Robert Boyle (February 1, 1870 or February 3, 1871 – February 15, 1936) was a Canadian politician and jurist who served as a Member of the Legislative Assembly of Alberta, a cabinet minister in the Government of Alberta, and a judge on the Supreme Court of Alberta. Born in Ontario, he came west and eventually settled in Edmonton, where he practiced law. After a brief stint on Edmonton's first city council, he was elected in Alberta's inaugural provincial election as a Liberal.