"St Baron Beaverbrook" refers to William Maxwell Aitken, a prominent Canadian-British newspaper publisher and politician of the early 20th century. Synonyms for the term "St Baron Beaverbrook" include Lord Beaverbrook, Sir William Aitken, and 1st Baron Beaverbrook. These names are interchangeable and refer to the same individual. As the founder of the Daily Express newspaper and a member of the British government during World War II, Lord Beaverbrook wielded significant influence in both media and political arenas. His impact on journalism and politics makes him a noteworthy figure in history and a topic of interest for those studying the era.