Allen Benton Morse (January 7, 1837 – July 1, 1921) was an American diplomat, jurist and politician.

He then served in the 21st Michigan Volunteer Infantry Regiment during the American Civil War and was badly wounded losing his left arm.

Morse then served on the Michigan Supreme Court from 1885 to 1892 and was chief justice in 1885.

In 1892, Morse sought the Democratic nomination for the Governor of Michigan and lost the race.

Morse then served as United States consul, in Glasgow, Scotland from 1893 to 1897.