Thomas-Alfred Bernier (August 15, 1844 – December 30, 1908) was a Canadian journalist, lawyer, and senator. Born in , County of Iberville, Quebec, the son of Thomas Bernier and Julia Létourneau, Bernier was educated at the College of St. Hyacinthe. He was married in August 1871 to Julia Malvina and they had ten children, three of whom died in infancy. In 1892, he was appointed to the Senate on the advice of John Joseph Caldwell Abbott representing the senatorial division of St-Boniface, Manitoba. A Conservative, he died in office in 1908 after serving for 16 years.