Louis Melville Roberts (December 15, 1879 – unknown) was a politician from Alberta, Canada. He was born in Cedar County, Iowa.Louis was elected to the Legislative Assembly of Alberta in the 1909 Alberta general election, for the Alberta Liberal Party. During his campaign he was accused of winning the High River nomination under suspect circumstances. Louis would win a hotly contested election knocking off future High River Conservative MLA George Douglas Stanley by 8 votes. Louis served 1 term in the Assembly.