Arnold Keith Alexander (June 12, 1921 – December 18, 1972) was a politician in Manitoba, Canada.
He was a Progressive Conservative member of the Legislative Assembly of Manitoba from 1958 to 1966.
After retiring from the armed forces, he farmed in the Tummel area of Manitoba until 1969.
[2] Alexander was first elected to the Manitoba legislature in the 1958 election, defeating incumbent Liberal-Progressive Ray Mitchell[1] by 198 votes in the constituency of Roblin.
[1] He served as a backbench supporter of Dufferin Roblin's government thorough his time in office.