Angus Alexander McLean, KC (December 17, 1854 – April 3, 1943) was a Canadian lawyer and politician.

McLean was educated at the Prince of Wales College, Charlottetown, and the Harvard Law School.

In 1894, he was appointed Revising Officer for East Queen's and was an official Assignee under the Dominion Insolvency Act for five years.

McLean was a Conservative member of the Legislative Assembly of Prince Edward Island for 4th Queens from 1888 until 1900.

He ran unsuccessfully for the House of Commons of Canada in a 1902 and 1904 by-elections for West Queen's.