Alexander Thomas Embury (12 January 1874 – 19 July 1956) was a Conservative member of the House of Commons of Canada.
He was born in Lennox County, Ontario and became a physician.
Embury attended school at Napanee Collegiate, then earned his medical degrees (MD, CM) at Queen's University.
In 1921, he was a warden of Hastings County.
He was first elected to Parliament at the Hastings—Peterborough riding in the 1925 general election then re-elected in 1926 and 1930.
Embury was defeated by Rork Scott Ferguson of the Liberals in the 1935 election.