Anthony Joseph Dimond (November 30, 1881 – May 28, 1953) was an American Democratic Party politician who was the Alaska Territory Delegate in the United States House of Representatives from 1933 to 1945.

Dimond, known as "Tony,"[1] was born in Palatine Bridge, Montgomery County, New York and attended Catholic schools, taught school in Montgomery County (1900–1903), and was a prospector/miner in Alaska (1905–1912) before studying law and beginning practice in Valdez (1913).

[citation needed] His secretary from 1933 to 1934, Bob Bartlett, eventually became a United States senator from Alaska, serving from 1959 to 1968.

Today, November 30 is celebrated by the State of Alaska as "Anthony Dimond Day.

In 1940, when President Franklin D. Roosevelt was considering making Alaska an international Jewish homeland, Dimond was the main force behind defeating the effort.